Benutzeranleitung / Produktwartung DLT8000 des Produzenten 3D Innovations
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Revision 1 - January 2001 Product Manual T andberg DL T8000 DLT8000 Prod. Man. omslag-01 09.01.01 08:01 Side 1.
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352'8&70$18$/ 7$1'%(5*'$ 7$$ 6$ P.O. Box 134 Kjelsås N-0411 OSLO, N ORW AY Phone + 47 22 18 90 90 Telefax + 47 22 18 95 50 © Tandberg Data ASA Part No.
This publication m ay describe designs for which patents are granted or pending. By publishing this inform ation, Tandber g Data ASA conveys no license under any pat- ent or any other rights. Every effort has been m ade to avoid err ors in text and diagram s.
86(50$18$ /67$ 7(0 (176)25&/$66$ (48,30(17 ,17(51$/7$ 3(6<67(0 This equipment generates , uses, and m ay emit r adio frequency energy.
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86(50$18$ /67$ 7(0 (176)25&/$66%(48,30(17 (;7(51$/7$ 3(6<67(0 This equipment has been tested and found to com ply wi th the limits for a Clas s B digital device, pursuant to Part 15 of the FCC rules .
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7DQGEHUJ'/73URGXFW0DQXDO $ERXW7KLV0 DQXDO ³$ERXWWKLV0DQXDO´RXWOLQHVWKHVFRSHDQGFRQWHQWVRIWKLVPDQXDO,WFRQWDLQVLQIRU.
7DQGEHUJ'DWD $ERXW7KLV0DQXDO 7DQGEHUJ'/73URGXFW0DQXDO &KDSWHU 6&6,'HVFULSWLRQ This chapter provides a detailed description of the logical interfaces of the tape system . I t describes the product’s comp liance with the ANSI SCSI - 2 specification.
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7DQGEHUJ'/73URGXFW0DQXDO *HQHUDO'HVFULSWLRQDQG 6SHFLILFDWLRQV 7KLVFKDSWHUSURYLGHVDGHVFU LSWLRQDQGJLYHVVSHFLILFDWLRQVIRU.
7DQGEHUJ'DWD *HQHUDO'HVFULSWLRQDQG6SHFLILFDWLRQV 7DQGEHUJ'/73URGXFW0DQXDO 6 SHFLILFDW LRQ V This section of Chapter 1 provides the perform ance, phy sical, environm ental, and electrical specifications for the tape sy stem .
7DQGEHUJ'DWD *HQHUDO'HVFULSWLRQDQG6SHFLILFDWLRQV 7DQGEHUJ'/73URGXFW0DQXDO 3 HUIRUPDQFHDQG7LPLQJ6SHFLILFDWLRQV Table 1 − 2 provides perform ance and tim ing specifications for the tape sy stem .
7DQGEHUJ'DWD *HQHUDO'HVFULSWLRQDQG6SHFLILFDWLRQV 7DQGEHUJ'/73URGXFW0DQXDO ,WHP 6SHFLIL FDWLRQ READ/W RITE T ape Speed 168 inches/second Lin.
7DQGEHUJ'DWD *HQHUDO'HVFULSWLRQDQG6SHFLILFDWLRQV 7DQGEHUJ'/73URGXFW0DQXDO 5HOLDELO LW 3URMHFWHG Mean tim e bet.
7DQGEHUJ'DWD *HQHUDO'HVFULSWLRQDQG6SHFLILFDWLRQV 7DQGEHUJ'/73URGXFW0DQXDO 7HPSHUDWX UHDQG+ XPLGL W Table 1 − 4 provides the tem perature and hum idity specifications for the tape system .
7DQGEHUJ'DWD *HQHUDO'HVFULSWLRQDQG6SHFLILFDWLRQV 7DQGEHUJ'/73URGXFW0DQXDO 2SHUDW LQJ $LU9HOR FLW Both versions of the tape sy stem require an air flow velocity of 125 linear feet per minute m easured directly in front of the bezel.
7DQGEHUJ'DWD *HQHUDO'HVFULSWLRQDQG6SHFLILFDWLRQV 7DQGEHUJ'/73URGXFW0DQXDO 1RQ 2SHUDWLQ J8Q SDFNDJHG 9LEUDWLR Q6SHFLIL FDW.
7DQGEHUJ'DWD *HQHUDO'HVFULSWLRQDQG6SHFLILFDWLRQV 7DQGEHUJ'/73URGXFW0DQXDO 1RQ 2SHUDWLQ J3DFNDJ HG'U RS6S HFLILFDWLRQ V Test T ype: Drop Shock Drop Height: 30 inches for items < 20.
7DQGEHUJ'DWD *HQHUDO'HVFULSWLRQDQG6SHFLILFDWLRQV 7DQGEHUJ'/73URGXFW0DQXDO $FRXVW LF(PLVVLR QV The following tables prov ide the tape system ’ s acoustic noise em ission levels, both as noise power and sound pressure.
7DQGEHUJ'DWD *HQHUDO'HVFULSWLRQDQG6SHFLILFDWLRQV 7DQGEHUJ'/73URGXFW0DQXDO 3RZHU5 HTX LUHPHQW V Table 1 − 10 provides the applicable power requirem ents for both versions of the tape system .
7DQGEHUJ'DWD *HQHUDO'HVFULSWLRQDQG6SHFLILFDWLRQV 7DQGEHUJ'/73URGXFW0DQXDO &XUUHQW 5HT XLUHP HQWV Table 1- 11 presents the current requirements for the tape sy stem in a variety of operating conditions.
7DQGEHUJ'DWD *HQHUDO'HVFULSWLRQDQG6SHFLILFDWLRQV 7DQGEHUJ'/73URGXFW0DQXDO 7DSH6VW HP5 HFRUGLQJ 7S H The tape system uses 2,7 RLL code with DLTTM 2000, DLTTM 2000XT, DLTTM 4000, DLT TM 7000, or DLT8000 format.
7DQGEHUJ'DWD *HQHUDO'HVFULSWLRQDQG6SHFLILFDWLRQV 7DQGEHUJ'/73URGXFW0DQXDO '/7WDSH0HGLD7 SH 6SHFLILFDW LRQV '/7WDSH,9 W idth: 0.5 inch Length: 1800 feet Cartridge Dimensions: 4.
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7DQGEHUJ'DWD *HQHUDO'HVFULSWLRQDQG6SHFLILFDWLRQV 7DQGEHUJ'/73URGXFW0DQXDO 127( Table 1-15 show s the Class B equipment limits for radiated interference field strength in the frequency range from 30 M Hz to 30 GHz at a test distance of 3 and 10 meters.
7DQGEHUJ'DWD *HQHUDO'HVFULSWLRQDQG6SHFLILFDWLRQV 7DQGEHUJ'/73URGXFW0DQXDO 127( The transient voltage is the actual peak voltage abov e the normal ac voltage from the pow er source.
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7DQGEHUJ'/73URGXFW0DQXDO Configuring, Installing, and Operating the T ape System 7KLVFKDSWHUFRQWDLQVLQIRUPDWLRQQHHGHGIRUWKHLQWHJUDWLRQ.
7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO +DQG OLQJ Dam age to the sy stem can occur as the result of careless handling, vibration, shock, or electrostatic discharge (ESD).
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7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO &RQILJXU LQJ DQG ,QV.
7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO 6HWWL QJW KH6&6.
7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO 127(6 The default setting (no jumpers installed) for the tape system is SCSI ID 5.
7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO 6HWW LQJ 7(5 03:5 A SCSI bus m ust be term inated at each end of the bus.
7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO 6HWWL QJ3DULW &K HFNLQJ Parity checking is the default setting for DLT8000 tape system s.
7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO ,QVWDOOLQJWKH7DSH6VWHP Installing the tape system requires securing the tape system in its bay or chassis and connecting SCSI bus and power cables.
7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO &RQQHFWLQJ6&6,%XVDQG3RZHU&DEOHV Carefully connect the appropriate SCSI and power cables to their m atching connectors.
7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO 6LJQDO1DPH 3LQ1XPEHU 3LQ1XPEHU 6.
7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO 6LJQDO1DPH 3LQ1XPEHU 3LQ1XPEHU 6.
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7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO 3LQ 6LJQDO 1 +12 VDC 2 Ground (+12 V retu.
7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO &RQILJXU LQJ DQG .
7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO 6HOHFWLQ J6& 6,.
7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO &RQQHF WLQJWK H6&6,%XV&DEOHV Figure 2- 9 shows the locations of the two SCSI bus connectors on the rear panel of the tabletop tape system.
7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO ,QVWDOOLQJWKH$&3RZHU&RUG :$51,1* Do not attempt to modify or use an ex ternal 100 - 115 VAC pow er cord for 220 - 240 VAC input power.
7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO )LJXUH±$&3RZHU.
7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO Figure 2- 11 shows the location of the ac power cord connector on the tabletop tape system ’ s rear panel.
7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO 7K H7 DSH&DUWUL.
7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO &DUH DQG+DQ.
7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO • The ambient operating environment for.
7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO 7DSH& DUWULGJ H.
7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO When a tape cartridg e is loaded in the s.
7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO &KHFNLQ JD7 DSH&DUW ULGJH Before y ou insert any tape cartridg e, you should inspect it to ensure that it is not damag ed.
7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO /RDGLQJD &D.
7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO 2. Insert the cartridg e. Push the cartridge fully into the tape sy stem . &$87,21 To prevent failures and/or damage to the handle, assist the handle to its closed position.
7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO 8QORDG LQJ D&.
7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO +RZDQG :KHQWR.
7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO ,I ,WPHDQV $QG RXVKRXOG« The.
7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO 2SHU DWL QJWKH 7 DSH.
7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO 8QOR DG% XWW RQ Use the Unload Button to unload the tape cartridge.
7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO 6HOHFWLQJ'H.
7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO 7RVHOHFWGHQVLWRQWKHWDSHV VWHP Load the tape cartridge into the tape sy stem.
7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO ,I« 7KHQ« The Density Select Button is not used The illuminated indicators show data density w hen the tape is being read from and written to.
7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO 3 RZHU 2 Q6H OI.
7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO 6WDWH ,QGLFDWRU'LVSODDQG$FWLY LW A tape cartridge is present, but the handle is up (not recommended) The yellow Tape In Use indicator extinguishes.
7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO 7 DSH6 VWHP2SH UD .
7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO )URQW3DQHO ,QGLFDWRU &RORURI ,QGLFDWRU 6WDWH 2SHUDWLQJ0RGH All four right-hand or all six left-hand indicators --- On Blinking POST is beginning An error has occurred.
7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO 7DSHL Q8VH ,QGLF DWRU DQG0RGH V Whenever the y ellow Tape in Use indicator is illum inated steadily, the tape system and cartridg e are ready to use.
7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO 8VLQ JWKH'/ 7.
7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO 7 U RXEOH VKRRWLQJ Use Table.
7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO ,I« 7KHQ« <RX6KRXOG« System does not recognize the tape system (continued) 1. SCSI bus may be too long.
7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO ,I« 7KHQ« <RX6KRXOG« Indicators along right-hand side of front panel are blinking and the Operate Handle Light is illuminated steadily The tape leader may be dropped.
7DQGEHUJ'DWD &RQILJXULQJ,QVWDOOLQJDQG2SHUDWLQJWKH7DSH6VWHP 7DQGEHUJ'/73URGXFW0DQXDO 7KLV3DJH,QWHQWLRQDOO/HIW%ODQN.
7DQGEHUJ'/73URGXFW0DQXDO 6&6,'HVFULSWLRQ 7KLVFKDSWHUSURYLGHVDGHWDLOHGGHVFULSWLRQRIWKHORJLFDOL QWHUIDFHVRIWKHW.
7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO 6&6,&R PPDQG V ANSI classifies SCSI comm ands as m andatory, optional, or vendor- specific.
7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO &RPPDQG &RGH &ODVV 'HVFULSWLRQ MO DE SELECT (6) 15h Optional Provides a means for the initiator to specify device parameters.
7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO &RPPDQG &RGH &ODVV 'HVFULSWLRQ TEST UNIT READY 00h M andatory Provides a means to check if the logical unit is ready. VERIFY 2Fh Optional Requests the drive to verify the data written to the medium.
7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO 6LJQ DO6 W DWHV The following paragraphs describe sig nal values and SCSI ID bits. 6LJQDO 9DOXHV All sig nal values are actively driven true (low v oltage).
7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO 6&6,,' %LW V SCSI perm its a maximum of eight SCSI dev ices on a SCSI bus (16 dev i ces are permitted w hen using wide SC SI ).
7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO 6&6,6LJQ DOV The following paragraphs define SCSI signals and bus timing values. 6&6,6LJQDO'HI LQLWLRQV Table 3 – 3 defines the SCSI bus sig nals.
7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO RST (reset) An OR-tied signal t hat initiates a RESET condit ion. SEL (sel ect) An OR-tied signal us ed by an initiator t o select a target or by a targe t to rese lect an in itiator .
7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO Bus Set tle Delay 400 ns Minimum tim e to wait for the bus to sett le after c hanging c.
7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO Transfer Peri od 2 Minimum tim e allowed between the leading edges of succ essive RE Q pulses and of s ucces sive ACK pul ses while using st andard or fast s ynchronous data trans fers.
7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO 6&6,%XV3K DVHV The SCSI architecture includes eig ht distinct.
7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO &$87,21 Any occurrence of a bus parity error (i.e., a single-bit error) should be considered serious: it implies the possibility of undetected double-bit error may ex ist on the bus.
7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO %XV)U HH6HTXH QFH 1. BSY and SEL sig nals are continuously false for one bus settle delay . 2. SCSI dev ices release all SCSI bus signals within one bus clear delay .
7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO • The losing SCSI device waits for the SEL sig nal to becom e true before releasing the BS Y signal and S CSI ID bit when arbitration is lost.
7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO 6(/(&7 ,21 3KDVH The SELECTI ON phase allows an initiator to select a drive to initiate a drive function.
7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO • Note that the initiator will release the S EL sig nal and m ay chang e the DATA BU S no less than two desk ew delay s after it detects that the BSY sig nal is true.
7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO 5(6(/(& 7,2 13KDVH RESELECTI ON is an optional phase that allow s a drive to reconnect to an initiator to continue an operation that w as previously started by the initiator but was suspended by the driv e.
7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO 7KHGULYH 11. Detects the BSY signal is true. 12. Asserts the BSY signal. 13. Waits at least two deskew delays. 14. Releases the SEL signal.
7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO 5HVHOHFWLRQ7LPH2XW Two optional time- out procedures are specified for clearing the SCSI bus if the initiator waits a m inimu m of a selection tim e-out delay and there has been no BSY signal response from the drive.
7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO 127(6&217,18(' 7.
7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO A phase ends when the C/D, I/O, or MSG signal changes after the neg ation of the ACK signal. The tim e between the end of a phase and the assertion of the REQ signal beginning a new phase is undefined.
7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO $ VQFKURQRXV'DWD7 UDQVIHU 'ULYHWR,QLWLDWRU7UDQVIHU3URFHGXUH 1. The drive drives the DB (0- 15, P, & P1) signals to their desired values.
7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO 6QFKURQRXV'DWD7UDQVIHU Synchronous Data Transfer is optional and is only used in DAT A phases and only if a synchronous data transfer ag reement is established.
7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO ,QLWLDWRUWR'ULYH7UDQVIHU3URFHGXUH Initiator transfers one by te for each REQ pulse received. 1. Drive asserts the R EQ sig nal.
7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO 6LJQDO5HVWULFWLRQV%HWZHHQ3KDVHV When the S CSI bus.
7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO 67$7863KDVH The tape drive enters the status phase just once per comm and unless a retry is requested by the initiator.
7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO 127( In contrast to the BUSY status condition, the DRIVE NO T READY Sense Key is ret.
7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO 6&6, %XV &RQGL WLRQV The SCSI bus has tw o asynchronous conditions: Attention and R eset.
7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO $716LJQDO7UXHLQ3KDVH 7KH'ULYH(QWHUV0(66$*(287« COM M AND After transferring part or all of the command descriptor block bytes.
7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO 5HVHW&RQGLW LRQ The tape drive responds to power- on and/or bus reset conditions as described: • All tape drive SCSI lines assert high impedance when the tape driv e is powered off.
7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO 4XHXHG8QLW$WWHQWLRQV Queued Unit A ttentions are implem ented on the tape drive and are maintained separately for each valid LUN for each initiator.
7DQGEHUJ'DWD 6&6,'HVFULSWLRQ 7DQGEHUJ'/73URGXFW0DQXDO 7KLV3DJH,QWHQWLRQDOO/HIW%ODQN.
7DQGEHUJ'/73URGXFW0DQXDO 0 HVVDJHV 7KH6&6,PHVVDJHVVWHPDOORZVFRP PXQLFDWLRQEHWZHHQDQLQLWLDWRUDQGWKHGULYHIRU LQWHUIDFH.
7DQGEHUJ'DWD 0HVVDJHV 7DQGEHUJ'/73URGXFW0DQXDO 0HVVDJH 0HVVDJH&RGH ' LUHFWLRQ ABORT 06h Out BUS DEVICE RESET 0Ch Out COMM AND COMPLETE 00h In.
7DQGEHUJ'DWD 0HVVDJHV 7DQGEHUJ'/73URGXFW0DQXDO Bit Byte 76543210 0 Ex tended Message (01h) 1 Ex tended Message Length 2 E x tended Message C ode 3 to n -.
7DQGEHUJ'DWD 0HVVDJHV 7DQGEHUJ'/73URGXFW0DQXDO 6XSSRU WHG 6&6, 0 HV VDJHV Follow ing are des criptions of each of th e m essag es supported by the drive.
7DQGEHUJ'DWD 0HVVDJHV 7DQGEHUJ'/73URGXFW0DQXDO ',6&211(&70HVVDJHK The DI SCONNECT m essage is sen.
7DQGEHUJ'DWD 0HVVDJHV 7DQGEHUJ'/73URGXFW0DQXDO ,'(17,)<0 HVVDJHK))K The I DEN TI FY messag e.
7DQGEHUJ'DWD 0HVVDJHV 7DQGEHUJ'/73URGXFW0DQXDO ,*125 (:,'(5(6,'8 (0 HVVDJH K The I GNORE WI DE.
7DQGEHUJ'DWD 0HVVDJHV 7DQGEHUJ'/73URGXFW0DQXDO ,1,7,$725 '(7(&7('(5 525 0HVVDJHK The IN I .
7DQGEHUJ'DWD 0HVVDJHV 7DQGEHUJ'/73URGXFW0DQXDO /,1.('&2 00 $1'&203/(7(0HVVDJH$K This m essag.
7DQGEHUJ'DWD 0HVVDJHV 7DQGEHUJ'/73URGXFW0DQXDO 122 3(5$ 7,21 K If a targ et requests a message, the initiator sends a NO OPER ATI ON m essage if it does not currently hav e any other v alid m essage to send.
7DQGEHUJ'DWD 0HVVDJHV 7DQGEHUJ'/73URGXFW0DQXDO 6<1&+521286'$7$75$16 )(55(48( 67 0HVVDJHK 127( The tape drive supports initiating synchronous transfer negotiations with the host, but this feature is disabled by default.
7DQGEHUJ'DWD 0HVVDJHV 7DQGEHUJ'/73URGXFW0DQXDO :,'('$ 7$75 $16) (55(48 (670HVVDJHK The following fig ure illustrates the message form ats.
7DQGEHUJ'DWD 0HVVDJHV 7DQGEHUJ'/73URGXFW0DQXDO The DLT8000 tape drive im plem ents both wide data transfer option and synchronous data transfer option. I t negotiates the wide data transfer agreem ent prior to neg otiating the sy nchronous data transfer ag reem ent.
7DQGEHUJ'DWD 0HVVDJHV 7DQGEHUJ'/73URGXFW0DQXDO 7KLV3DJH,QWHQWLRQDOO/HIW%ODQN.
7DQGEHUJ'/73URGXFW0DQXDO 6&6,&RPPDQGV 7KLVFKDSWHUGHVFULEHVWKH6& 6,SURWRFROIHDWXUHVLPSOHP HQWHGLQWKH'/7.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO &RPPDQG 2SHUDWLRQ&RGH 6XEVHFWLRQ REPORT LUNS A0h 5.22 REQUEST SENSE 03h 5.23 RESERVE UNIT (6) 16h 5.24 RESERVE UNIT (10) 56h 5.25 REW IND 01h 5.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 6&6,3RLQ WHUV SCSI architecture provides a set of three pointers (called sav ed pointers) for each I/O process. The three pointers are: Comm and, Status, and Data.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO &RPP DQG' HVFULSW RU% ORFN An initiator com m unicates with the drive by sending a 6- or 10- byte Com mand Descriptor Block that contains the param eters for the specific command.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO Operation Code The operation code spec ifies t he comm and being requested. The list of supported S CSI com mands and their operation c odes are contai ned in Table 5 – 1.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO The final byte of the CD B is called the &RQWURO by te.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 6WDWX V(UURU5HSR UWLQJ SCSI messag e-level errors are com m unicated by m essages that are defined specifically for that purpose (for exam ple, MESSAGE PARI TY ERROR , MESSAGE REJECT).
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 127( In contrast to the BUSY status condition, the DRIVE NO T READY Sense Key is returned a.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO ERASE 0 INQUIRY A llocati on --- Standard Inqui ry or a Vital Product Dat a page LOAD UNLOA.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO REPORT LUNS All ocation --- Supported LUNS LIst REQUEST SEN SE Allocation --- Sen se Dat.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 8QLW$WW HQWLRQ&RQGLWLRQ Queued Unit Attentions are implem ented on the Tandberg DLT8000 tape drive and are maintained separately for each valid LUN for each initiator.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO %HKDYLRU$W 3RZHU2 QDQG6&6,%X V5HVHW The foll.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 'DWD&DFKHDQG 7DSH:ULW H,QWHUDFWLRQ The Tandberg DLT8000 system tape drive contains a data cache that buffers blocks (records) until they are written to tape.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 6&6, FRPPDQG 'HVF UL SWLRQV LQ 7KLV 0 DQXDO The SCSI com mands are presented in alphabetical order. Each comm and starts on a new, odd- numbered pag e.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO Throughout this m anual, m ultiple bytes that contain inform ation about specific comm a.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO (5$ 6(&RPPDQG K The ERASE comm and causes data on the tape m edium to be erased. 127( ERASE command MUST be issued while at BO T.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO (5$6(&RPPDQGK FRQWLQXHG )LHOG 'HVFULSWLR Q Immed Immediate. If the Immediate bit = 0, the target does not return status until the selected operation has completed.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO ,148 ,5 <&R PPDQG K The INQUI RY com mand allows the initiator to determ ine the kind of SCSI devices attached to its SCSI bus.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO ,148 ,5<&RP PDQGK F RQWLQXHG )LHOG 'HVFULSWLR Q CmdDt Command Support Data. If Cm dDt = 0 and EVPD (see below) = 0, the drive returns the Standard Inquiry Data.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO ,148 ,5<& RPPDQG K FRQ WLQXHG Bit Byte 765432.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO ,148,5<&RPPDQGK FRQWLQXHG Table 5 – 8 contains field descriptions for the data returned by the drive.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO ,148 ,5<& RPPDQG K FRQ WLQXHG Product Revi sion Level This f ield contains 4 bytes of A SCII dat a that provides t he drive ’s firm ware revision levels.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO ,148,5<&RPPDQGK FRQWLQXHG 9HQGRU8QLTXH,QTXLU'DWD The following inform ation can be used to precisely identify the revision of subsystem com ponents.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO ,148 ,5<& RPPDQG K FRQ WLQXHG )LHOG1DPH &a.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 6XSSRUWH G9LWDO3U RGXFW'DWD3 DJHVD QG&RPP.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO ,148 ,5<& RPPDQG K FRQ WLQXHG 7KH8QLW6H.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO ,148,5<&RPPDQGK FRQWLQXHG 7KH'HYLFH.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO ,148 ,5<& RPPDQG K FRQ WLQXHG )LHOG1DPH 'HV FULSWLRQ Code Set T he value in this field indicates the type of data to be found in the Identifier field.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO ,148,5<&RPPDQGK FRQWLQXHG 7KH)LUPZDUH%X.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO ,148 ,5<& RPPDQG K FRQ WLQXHG 7KH6XEVVWHP.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO ,148,5<&RPPDQGK FRQWLQXHG &RPPDQG6XSSR.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO ,148,5<&RPPDQGKFRQWLQXHG )LHOG 'HVFULSWLR Q Support The value of the Support field describes the type of support that the tape drive provides for Command Support D ata.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2$ '81/2$'&RPPDQG %K The LOAD UNLOAD command tells the t arget to load or unl oad the tape media in the tape cartri dge.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2$'81/2$'&RPPDQG%KFRQWLQXHG Bit Byte 765.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2$'81/2$'&RPPDQG%KFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ Immed Immediate. If this bit is set to 1, status is returned as soon as the operation is started.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO / 2&$ 7(&R PPDQG %K The LOCATE com m and is used to do hig h-speed positioning to the specified block address.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2&$7(&RPPDQG%KFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ BT Block Type. The Block T ype bit indicates how the Block Address field is interpreted.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(/(&7 &RPPDQ G& K The LOG SELECT com m.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(/(&7&RPPDQG&KFRQWLQXHG PCR Paramet er Code Reset.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(/(&7&RPPDQG&KFRQWLQXHG .
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(/(&7&RPPDQG&KFRQWLQXHG .
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(/(&7&RPPDQG&KFRQWLQXHG /2* 3$ 5$ 0(.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(/(&7&RPPDQG&KFRQWLQXHG )LHOG1DPH &a.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(/(&7&RPPDQG&KFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ TM C Threshold M et Criteria.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO (UURU'HW HFWLRQ6XP PDULQ /RJ 6HOHFW 3DJHV The .
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(& RPPDQG 'K The LO G SE NSE command a.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG )LHOG1DPH 'HV FULSWLRQ PPC Parameter Pointer Control. This bit musts be set to 0.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG Page Code The P age Code field identi fies which log page is being requested by t he initiat or.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG .
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG .
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG .
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG /2* 3$ 5$ 0(7(5.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG Byte 2 of t he Log Paramet er Block i s referred to as the Param eter Control Byt e; it is made up of six control bits plus one bit that is res erved.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG LP Li st Param eter. This bit is 0 s ince the param eter codes are t reated as data counters .
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG .
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG /2* 3$ 5$ 0(7(5.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG .
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG 7$ 3($ /(5 7 .
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG 1 Read W arning W arning P roblems readi ng data. There is no l oss of dat a, but the tape drive ’ s perform ance is reduced.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG 22 Expired Cleaning Media Crit ical The cleaning cart ridge that was used has expired.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG .
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG /2*3$5$ 0 (7(56.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG /2* 3$ 5$ 0(7(5.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG DU Dis able Update. Al ways 0. DS Disable S ave. Not supported. This bit always set to 1.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG .
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG '(9,&(.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG )LHOG1DPH 'HV FULSWLRQ Parameter Code Parameter Codes 0000h through 000Fh are supported.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG 'HYLFH6W DWXV 3DJH (K The Device Status Page describes the current status of the tape driv e.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG '(9,&(.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG )LHOG1DPH 'HV FULSWLRQ Parameter Value Parameter Codes 0000h through 0005h are supported.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO /2*6(16(&RPPDQG'K FRQWLQXHG )LHOG1DPH 'HV FULSWLRQ ClnR Set to 1 if a cleaning required condition exists.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(& 7&R PPDQG KK The MODE SELECT command (available in either 6- or 10-byte format) enabl es the host to configure the tape drive.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQG.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQGKKFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ PF Page Format.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQG.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQG.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQGKKFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ Media T ype T his field is ignored by the M ODE SELECT command.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQG.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQG.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQG.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQG.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQGKKFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ PS Parameters Savable.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQG.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQGKKFRQWLQXHG PS Paramete rs Sava ble.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQG.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQGKKFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ PS Parameters Savable.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQG.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQG.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQG.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQGKKFRQWLQXHG PS Paramete rs Sava ble.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQGKKFRQWLQXHG AVC Autom atic V elocity Cont rol.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQG.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQGKKFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ PS Parameters Savable.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQG.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQGKKFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ PS Parameters Savable.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQGKKFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ MR IE Method for Reporting Informational Ex ceptions.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQG.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQG.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQG.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQG.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQG.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 1DPH 9DOXH5H S 'HIDXOW /HQJWK % WHV 8VDJH THIRDPAR TYDEN ASCI I Decimal 0 1 Value of default thi rd party density.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQG.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQG.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(/(&7 &RPPDQG.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16( & RP PD.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K$KFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ DBD Disable Block Descriptors.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K$KFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ PS Parameters Savable.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K$KFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ PS Parameters Savable.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K$KFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ PS Parameters Savable.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 'HYLFH&RQILJXUDWLRQ3DJHK The tape drive supports the Device Config uration Page.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K$KFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ PS Parameters Savable.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K$KFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ Gap Size Not supported.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K$KFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ PS Parameters Savable.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K$KFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ PS Parameters Savable.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K$KFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ Test Not Supported.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 02'(6(16(& RPPDQG$K.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(175 (6(5 9 $ 7,21,1& RPPDQ G(K T.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(17 5(6(59$7 ,21,1& RPPDQG(KFRQWLQXHG '.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(175(6(5 9$7,21,1&RPPDQG(KFRQWLQXHG The fig ure and table below illustrate and describe the data fields of R ead Key data parameters.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(17 5(6(59$7 ,21,1& RPPDQG(KFRQWLQXHG '.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(175(6(5 9$7,21,1&RPPDQG(KFRQWLQXHG The fig ure and table below illustrate and describe the data fields of Read Reservations data param eters.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(17 5(6(59$7 ,21,1& RPPDQG(KFRQWLQXHG The figure and table below illustrate and describe the data fields of each Read Reservations descriptor ’ s data fields.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(175(6(5 9$7,21,1&RPPDQG(KFRQWLQXHG Reservat.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(17 5(6(59$7 ,21,1& RPPDQG(KFRQWLQXHG '.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(175(6(5 9$7,21,1&RPPDQG(KFRQWLQXHG 0h REA D READS : Shared; any appli cation cl ient on any init iator may execut e com mands t hat perform transfers from the t arget to the i nitiator.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(17 5(6(59$7 ,21,1& RPPDQG(KFRQWLQXHG 3h Exc.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(175(6(5 9$7,21,1&RPPDQG(KFRQWLQXHG 5h W RIT.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(17 5(6(59$7 ,21,1& RPPDQG(KFRQWLQXHG READ S.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(1 75 (6(5 9 $ 7,2128 7& RPPDQ G )K The .
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(175(6(59$7,21287&RPPDQG)KFRQWLQXHG Bit B.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(175(6(59$7,21287&RPPDQG)KFRQWLQXHG &apos.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(175(6(5 9$7,21287&RPPDQG)KFRQWLQXHG 'D.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(17 5(6(59$7,21 287&RPPDQG) KFRQWLQXHG &apos.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(175(6(5 9$7,21287&RPPDQG)KFRQWLQXHG 00h Reg.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(17 5(6(59$7,21 287&RPPDQG) KFRQWLQXHG 02h Release A PERSISTENT RESERVATION OUT comm and with Re lease service action removes a persist ent reservation hel d by the sam e initiat or.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(175(6(5 9$7,21287&RPPDQG)KFRQWLQXHG 04h Pre.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(17 5(6(59$7,21 287&RPPDQG) KFRQWLQXHG 05h P.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(175(6(5 9$7,21287&RPPDQG)KFRQWLQXHG Table T.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(17 5(6(59$7,21 287&RPPDQG) KFRQWLQXHG 3h Ex.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(175(6(5 9$7,21287&RPPDQG)KFRQWLQXHG 6h Excl.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(17 5(6(59$7,21 287&RPPDQG) KFRQWLQXHG Reser.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 3(56,67(175(6(5 9$7,21287&RPPDQG)KFRQWLQXHG The table below illustrates which fields are set by the application client and interpreted by the dev ice server for each Serv ice and Scope value.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 35(9 (17 $//2:0( ',80 5(0 29 $ / &RPPDQG(K This comm and enables or disables the unloading of the tape cartridge.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5($'&RPPDQG K This com m and transfers one or mo re data blocks or by tes to the initiator starting with the next block on the tape.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5($'&RPPDQGKFRQWLQXHG )LHOG1DPH 'HV FU.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5($'&RPPDQGKFRQWLQXHG The meaning of EOM is different for a READ comm and than for a WRITE- related comm and.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5($ '%/2&. /,0 ,76 &RPPDQG K The READ BLOCK LIMI TS comm and directs the tape drive to report its block length lim its.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5($'%/2&./,0,76&RPPDQG KFRQWLQXHG The READ BLOCK LIMITS data shown below is sent during the DATA IN phase of the comm and.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5($ '%8))(5 &RPPDQG &K The READ BUFFE.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5($'%8)) (5&RPPDQG&KFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ Mode The tape driv e supports the follow ing values w ithin this field.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5($'%8)) (5&RPPDQG&KFRQWLQXHG &RPELQHG+ HDGHUDQG' DWD0RGH In this mode, the tape drive returns a 4- byte header followed by data by tes.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5($'%8)) (5&RPPDQG&KFRQWLQXHG 'DW D0RGH In this m ode, the DAT A I N phase contains only buffer data.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5($ '326,7,21&R PPDQG K The READ POSI TION com mand is used to read a position identifier or SCSI Logical B lock Address (L BA).
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5($'326,7,21&RPPDQGKFRQWLQXHG 127( The drive returns CHECK CONDITION with UNIT NOT READY sense ke y with the READ POSITIO N command if the media is not ready to be accessed.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5($'326,7,21&RPPDQGKFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ BOP Beginning of Partition.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5($'326,7,21&RPPDQGKFRQWLQXHG .
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(&(,9(' ,$ *1267,&5(68 / 76&RPPDQG &K The RECEIVE DIAGNOSTIC RESULTS command fetches the r esults of the l ast SEND DIAGNOSTIC com mand sent to the t ape drive.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(&(,9(',$*1267,&5(68 /76&RPPDQG&KFRQWLQXHG The following data is returned by the drive as a result of the RECEI VE DIAGNOSTI C comm and.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(/($ 6(81,7&RPPDQ GK The RELEASE UNIT (6) comm and is a 6-byte comm and that releases the drive if it is currently reserv ed by the requesting initiator.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(/($6(81,7&RPPDQGKFRQWLQXHG )LHOG.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(/($ 6(81,7&R PPDQG K The RELEASE UNIT and the RESERVE UNIT comm ands are used for cont enti on resolution in m ultiple- initiator system s.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(/($6(81,7&RPPDQGKFRQWLQXHG )LHOG 'HVFULSWLR Q 3rdPty Third Party Release allow s an initiator to release a logical unit that was prev iously reserved.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(325 7' (16,7 < 6833257& RPP DQG .
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(3257'(1 6,7<6833257&RPPDQGKFRQWLQXHG &.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(3257'(1 6,7<6833257&RPPDQGKFRQWLQXHG &.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(3257'(1 6,7<6833257&RPPDQGKFRQWLQXHG B.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(3257'(1 6,7<6833257&RPPDQGKFRQWLQXHG &.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(3257'(1 6,7<6833257&RPPDQGKFRQWLQXHG 'DWD)LHOG 'HVFULSWLRQ Bit Per MM Bits per millimeter.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(32 57/816 &RPPDQG $ K The REPORT LUNS com mand requests that the peripheral device log ical unit numbers of k nown logical units in the target be sent to the applications client.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(3257/81 6&RPPDQG$K FRQWLQXHG Bit Byte 7 6 5 4 321.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(48 (676(16(& RPPDQ GK The REQUEST SENSE command causes the tape driv e to transfer detailed sense data to the initiator.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(48(676(16(&RPPDQGKFRQWLQXHG The REQU EST SENSE comm and causes the tape drive to transfer detailed sense data to the initiator.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(48(676(16(&RPPDQGKFRQWLQXHG Bit Byte 7654321 0.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(48(676(16(&RPPDQGKFRQWLQXHG )LHOG1DPH &apos.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(48(676(16(&RPPDQGKFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ Additional Sense Length This field specifies the number of additional sense bytes to follow .
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(48(676(16(&RPPDQGKFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ Tape M otion Hours This field reports the number of tape motion (i.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(48(676(16(&RPPDQGKFRQWLQXHG 6HQVH.H 'HVFULSW LRQ 0h NO SE NSE. Check the Filem ark/EOM/I LI bits and t he Additional S ense Code/Addit ional Sense Code Quali fier bytes.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(48(676(16(&RPPDQGKFRQWLQXHG The following table provides the additional sense codes (ASCs) and additional sense code qualifiers (ASCQs) that may be reported.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(48(676(16(&RPPDQGKFRQWLQXHG 02h NOT READY 04 0.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(48(676(16(&RPPDQGKFRQWLQXHG 04h HARDW ARE E RR.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(48(676(16(&RPPDQGKFRQWLQXHG 04h HARDW ARE E RROR (cont .
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(48(676(16(&RPPDQGKFRQWLQXHG 05h ILLEGAL RE QUEST (cont .
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(48(676(16(&RPPDQGKFRQWLQXHG 0Bh COMMAND ABORTE.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO )LOHPDUN(QGRI0HGLXP(2 0DQG,QFRUUHFW/HQJWK,QGLFDWR.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(6(5 9(81,7&RPPDQG K The RES.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(6(59(81,7&RPPDQGKFRQWLQXHG )LHOG.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(6(59(81,7&RPPDQGKFRQWLQXHG An init.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(6(5 9(81,7&RPPDQG K The RESERVE UNIT and the RELEASE UNIT comm ands are used for cont enti on resolution in multiple- initiator systems.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(6(59(81,7&RPPDQGKFRQWLQXHG )LHOG 'HVFULSWLR Q 3rd Pty W hen set to 1, it indicates that the Third Party Dev ice ID field is valid.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(6(59(&RPPDQGKFRQWLQXHG )LHOG 'HV.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(6(59(81,7&RPPDQGKFRQWLQXHG RelAdr is always 0: The DLT8000 tape drive does not support relativ e addressing.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(6(59(81,7&RPPDQGKFRQWLQXHG If the Long ID bit = 1 and the Ex tent bit = 0, then the parameter list leng th is eight and the parameter list has the form at shown below.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 5(:,1' &RPPDQG K The REWI ND com m and directs the tape driv e to position the tape at the beginning of the currently active partition (for DLTtape driv es, this is BOM).
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 6(1' ',$ *126 7,&& RPPDQG 'K The SEND DIAGNOSTIC comm and direct s the ta pe drive to perform it s sel f- diagnostic tests.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 6(1'',$*1267,&&RPPDQG'KFRQWLQXHG.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 6(1'',$*1267,&&RPPDQG'KFRQWLQXHG.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 6(1'',$*1267,&&RPPDQG'KFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ Pattern Number Indicates the type of data pattern to be used during the diagnostic test.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 6(1'',$*1267,&&RPPDQG'KFRQWLQXHG.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 6(1'',$*1267,&&RPPDQG'KFRQWLQXHG If the specif ied diagnostic t est passe s, a GOOD status is re turned.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 63 $ &(&RPPDQG K The SPACE com mand provides a variety of positioning functions that are determined by Code and Count fields in the Com mand Descriptor Block.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 63$&(&RPPDQGKFRQWLQXHG )LHOG1DPH 'HV FU.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 7(67 81,75( $ '<&RPPDQG K The T EST UNIT READY command checks the ta pe dri ve to e nsu re t ha t t he uni t is ready for com mands involv ing tape m ovement.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO 9 (5,)<&RPPDQG K The VERI FY com m and directs the tape drive to v erify one or m ore blocks beginning with the next block on the tape.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO :5 ,7(&RPP DQ G $ K The WRITE com mand transfers one or m ore blocks from the host to the current logical position.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO :5,7(&RPPDQG$KFRQWLQXHG )LHOG1DPH 'HV FULSW.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO :5,7(&RPPDQG$KFRQWLQXHG If the tape driv e encounters the physical End of Medium (EOM) when attempting WRITE, a CHECK CONDITION status is returne d.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO :5,7( %8))(5 &RPPDQG % K The WRI TE BUF.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO :5,7(%8)) (5&RPPDQG%KFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ Buffer ID For all of the modes described for the Mode field, only a Buffer ID of 0 is supported.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO :5,7(%8)) (5&RPPDQG%KFRQWLQXHG The tape drive m ust be em pty of tape medium to allow downloading of an imag e.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO :5, 7(), /(0 $ 5.6 &RPPD QG K The WRI TE FILEMA RKS com m and directs the tape drive to write the specified number of Filem arks beginning at the current log i cal position on tape.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO :5,7(),/(0$5.6&RPPDQGKFRQWLQXHG )LHOG1DPH 'HV FULSWLRQ W Smk W rite Setmark. Must be 0. T his tape drive does not support Setmarks.
7DQGEHUJ'/73URGXFW0DQXDO $ A. Definition of V endor Unique Sense Data Information 7KLVDSSHQGL[OLVWVWKHLQWHUQDOVWDWXVFRGHVZ LWKWKHLUGHVFULSWLRQV The internal status code is located at byte offset 18 of the REQUEST SENSE data and may be available for certain types of failures.
7DQGEHUJ'DWD $SSHQGL[$ $ 7DQGEHUJ'/73URGXFW0DQXDO 'HFLPDO +H[DGHFLPDO ' HVFULSWLRQ 14 0E Successive Blocks M issing Across O bjects 15 0F Drive .
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO $ 'HFLPDO +H[DGHFLPDO ' HVFULSWLRQ 41 29 Invalid Destination Slot 42 2A Source Slot E.
7DQGEHUJ'DWD $SSHQGL[$ $ 7DQGEHUJ'/73URGXFW0DQXDO Bit 7 %LW 5VY¶G %LW 5VY¶G %LW 5VY¶G %LW 5VY¶G Bit 2 Bit 1 Bit 0 %LW1R ' HVFULSWLRQ If set to 1, Cleaning Light is Illuminated, otherwise Light is off.
7DQGEHUJ'/73URGXFW0DQXDO % B. EEPROM-resident Bugcheck and Event Logs 7KLVDSSHQGL[SURYLGHVDH[SODQDWLRQRIWKHHYHQWORJVLQIRUPDWLRQSDFNHWV.
7DQGEHUJ'DWD $SSHQGL[% % 7DQGEHUJ'/73URGXFW0DQXDO % %XJFK HFN3DFNHWV Bugcheck s are the result of some firm ware-detected errors. For exam ple, a hardware failure or an internal system consistency failure may cause a bugcheck .
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO % % 3267 )DLO XUH3DFNHW V POST failure pack ets are stored whenev er the Power On Self Test logic detects a failure of any kind.
7DQGEHUJ'DWD $SSHQGL[% % 7DQGEHUJ'/73URGXFW0DQXDO 'LUH FWRU )DLO XUH (YHQW/RJ3DF NHWV Directory failure ev ent logs are written when a directory read or directory write request fails for any reason.
7DQGEHUJ'/73URGXFW0DQXDO & C. Updating the Firmware 7KLVFKDSWHUH[SODLQVKRZWRXSGDWHWKHWDSHVVWHP¶V3&%$U HVLGHQWILUPZDUH &.
7DQGEHUJ'DWD $SSHQGL[& & 7DQGEHUJ'/73URGXFW0DQXDO 127( On UN *X systems, use the FT P utility to transfer the binary firmware image.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO & 127( If the W RITE PROT ECTED indicator does not blink, check that: 1. POST passed 2. The drive is unloaded. 3. The dr ive handle is in its down position.
7DQGEHUJ'DWD $SSHQGL[& & 7DQGEHUJ'/73URGXFW0DQXDO If the firm ware imag e is valid, the tape driv e ’ s PCBA controller ’ s FLASH EEPROM is updated with the new firmware im age. The WRITE PROTECTED and TAPE IN USE indicators flash again during the controller firmware update.
7DQGEHUJ'DWD 6&6,&RPPDQGV 7DQGEHUJ'/73URGXFW0DQXDO & ,I 7KHQ 1. The tape is NO T a valid firmw are update tape 2. The tape does not contain a valid firmware image No firmware update is attempted.
7DQGEHUJ'DWD $SSHQGL[& & 7DQGEHUJ'/73URGXFW0DQXDO 7KLV3DJH,QWHQWLRQDOO/HIW%ODQN.
7DQGEHUJ'/73URGXFW0DQXDO ' ' 5XQQLQJWKH%DVLF+HDOWK &KHFN%+& 7 HVWYLDWKH /LEUDU 3R UW 7KLVDSSHQGL[H[SODLQVKRZ.
7DQGEHUJ'DWD $SSHQGL[' ' 7DQGEHUJ'/73URGXFW0DQXDO 7KLV3DJH,QWHQWLRQDOO/HIW%ODQN.
7DQGEHUJ'/73URGXFW0DQXDO ( E. V isual Inspection Procedure for DL Ttape Cartridges 7KLVDSSHQGL[H[SODLQVKRZWRYLVXDOOLQVSHFWD' /7WDSH&.
7DQGEHUJ'DWD $SSHQGL[( ( 7DQGEHUJ'/73URGXFW0DQXDO 9,68$ / 0(&+$1,&$ /,163(&7,2 1352&('85( :KHQVKRXOGRXSHUIRUP.
7DQGEHUJ'DWD $SSHQGL[%7KH6XSHU'/7WDSH,&DUWULGJH 7DQGEHUJ'/73URGXFW0DQXDO ( )LJXUH(/RFDWL RQRI2QHRIWK.
7DQGEHUJ'DWD $SSHQGL[( ( 7DQGEHUJ'/73URGXFW0DQXDO )LJXUH(/RFDWL RQRI5HHO/RFN2SHQLQJDQG6SU LQJ/RDGHG+XE RQ%RWWRPRI'/7W DSH&DUW ULG JH Check the opening indicated in Figure E- 2 and ensure that the small plastic tab is partially v isible.
7DQGEHUJ'DWD $SSHQGL[%7KH6XSHU'/7WDSH,&DUWULGJH 7DQGEHUJ'/73URGXFW0DQXDO ( 6. Ensure that the tape leader within the tape cartridg e is in the correct position. To do this, you m ust open the tape cartridge door.
7DQGEHUJ'DWD $SSHQGL[( ( 7DQGEHUJ'/73URGXFW0DQXDO 7. Figure 4 shows three different tape cartridg e loop problem s. 1RWDSH FDUWULGJHWKDWH[KLELWVWKHSUREOHPVVKRZQLQWKHH[DPSOHVLQ)LJXUH( VKRXOGEHXVHGLQ D'/7WDSHVVWHP .
7DQGEHUJ'DWD $SSHQGL[%7KH6XSHU'/7WDSH,&DUWULGJH 7DQGEHUJ'/73URGXFW0DQXDO ( 8. Finally, check for proper operation of the tape cartridge ’ s Write Protect Switch (Fig ure E- 5).
7DQGEHUJ'DWD $SSHQGL[( ( 7DQGEHUJ'/73URGXFW0DQXDO 7KLV3DJH,QWHQWLRQDOO/HIW%ODQN.
7DQGEHUJ'/73URGXFW0DQXDO ) F. T imeout Specifications for DL T8000 T ape System SCSI Commands 7KLVDSSHQGL[SURYLGHVWKHWLP HRXWVSHFLILFDWLRQVIRUWKH.
7DQGEHUJ'DWD $SSHQGL[) ) 7DQGEHUJ'/73URGXFW0DQXDO 7KLV3DJH,QWHQWLRQDOO/HIW%ODQN.
7DQGEHUJ'/73URGXFW0DQXDO * G. DL T7000 Emulation Feature 7KLVDSSHQGL[SURYLGHVLQIRU PDWLRQDERXWXVLQJWKH'/7HP XODWLRQIHDWXUH.
7DQGEHUJ'DWD $SSHQGL[* * 7DQGEHUJ'/73URGXFW0DQXDO * (QDE OLQJ DQG &OHDULQJW KH'/ 7 (PXO DWL RQ)H DWXU H &.
7DQGEHUJ'DWD $SSHQGL[&7KH'/7WDSH,9&DUWULGJH 7DQGEHUJ'/73URGXFW0DQXDO * * :KDW< RX 6KRXO G.
7DQGEHUJ'DWD $SSHQGL[* * 7DQGEHUJ'/73URGXFW0DQXDO * 9 H UL ILQJ3U RGXFW )DPLO YLDW KH6 &6, %XV You can verify a DLTtape system ’ s product fam ily via the SCSI Bus. T he following table describes the information returned by the SCSI com mand INQUI RY.
7DQGEHUJ'DWD $SSHQGL[&7KH'/7WDSH,9&DUWULGJH 7DQGEHUJ'/73URGXFW0DQXDO * * 6&6,%X V'LII HUHQFHV The table below illustrates the SCSI bus differences between a DLT7000 sy stem, a DLT8000 system, and a DLT8000 sy stem with DLT7000 em ulation enabled.
7DQGEHUJ'DWD $SSHQGL[* * 7DQGEHUJ'/73URGXFW0DQXDO '/7'ULY H '/7'ULYH '/7'ULY HZLWK '/7(PXODW LRQ (QDEOHG 02'(6(/(&7&RPPDQG • Density Code Field 0x00 D efault 0x17 2.
7DQGEHUJ'DWD $SSHQGL[&7KH'/7WDSH,9&DUWULGJH 7DQGEHUJ'/73URGXFW0DQXDO * '/7'ULY H '/7.
7DQGEHUJ'DWD $SSHQGL[* * 7DQGEHUJ'/73URGXFW0DQXDO 7KLV3DJH,QWHQWLRQDOO/HIW%ODQN.
www .tandberg.com Part No. 42 22 54-01 Publ. N0. 9158-1 January 2001 DLT8000 Prod. Man. omslag-01 09.01.01 08:01 Side 2.
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