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Version 1.0 (8, 2006) Installation and Hardware Reference Manual iSCSI to SATA-II RAID Subs y stem EonStor TM A16E-G2130-4.
EonStor A16E-G2130-4 Installation and Hardware Reference Manual Contact Information Asia Pacific (International Headquarters) Infortrend Technology, Inc. 8F, No. 102 Chung-Shan Rd., Sec. 3 Chung-Ho City, Taipei Hsien, Taiwan Tel: +886-2-2226-0126 Fax: +886-2-2226-0020 sales.
EonStor A16E-G2130-4 Installation and Hardware Reference Manual Copyright 2006 This Edition First Published 2006 All rights rese rved. This publication m ay not be repro duced, trans mitted, transcrib.
EonStor A16E-G2130-4 Installation and Hardware Reference Manual Warnings and Certifications Restricted Access Location: This equipment is intended to be installe d in a RESTRICTED ACCESS LOCATION only. Electric Shock Warning! To Prevent Electric Shock: Access to this equipm ent is granted to trai ned operat ors and service personnel only.
EonStor A16E-G2130-4 Installation and Hardware Reference Manual Warning: A shielded power cord is required in order to meet FCC emission limits and also to prevent interfere nce with nearby radio and television reception. Use only shielded cables to connect I/ O devices to this equipment.
EonStor A16E-G2130-4 Installation and Hardware Reference Manual contact your local city office, your household waste disposal service or the shop where you purchased the product. Table of Contents C ONTACT I NFORMATI ON ...............................
EonStor A16E-G2130-4 Installation and Hardware Reference Manual 2.7.3 Installation Procedur e .............................................................................................2-8 2.8 H ARD D RIVE I NSTALLATION .............................
EonStor A16E-G2130-4 Installation and Hardware Reference Manual A.1. T ECHNICAL S PECIFICATIONS ......................................................................... A-1 System We ight ..............................................................
EonStor A16E-G2130-4 Installation and Hardware Reference Manual and will consequently lead to the system overheating, which can cause irreparable damage. • If a module fails, leave it in place until you have a replace ment unit and you are ready to replace it.
EonStor A16E-G2130-4 Installation and Hardware Reference Manual Briefly describes how t o monitor the subsyste m. Describes how to maintain the sub system.
EonStor A16E-G2130-4 Installation and Hardware Reference Manual bold and is followed by text in italics. The italicized text is the message to be delivered. Warnings Warnings app ear where ove rlooked detai ls may cause dam age to the equipment or result in personal i njury.
EonStor A16E-G2130-4 Installation and Hardware Reference Manual Software and Firmware Updates Please contact your system vendor or visit Infortrend ’s FTP site (ftp.
Chapter 1 Introduction 1.1 Product Overview 1.1.1 Product Introduction This chapter briefly introd uces the A16E-G213 0-4 iSCSI-to-SATA-II storage subsyste m. The A16E subsystem comes with four (4) Gb E host ports capable of large I/O tr ansfers over iSCSI packets.
EonStor A16E-G2130-4 Installation and Hardware Reference Manual The controller board is hou sed in a meta l canister and is referred to as the “controller module.” T he controll er module is compri sed of a m ain circuit board, an interface faceplate, and a me tal canister.
Chapter 1: Introduction Figure 1-2: Locations of Key Components 1.1.2.2 Physical Dimensions The A16E-G2130-4 comes in a 3U chassis wi th the following dim ensions: With handl es: 483mm (W) x 131mm (H) x 504.3m m (L) (19 x 5 .2 x 21 inches) Without ha ndles: 445m m x 130m m x 487m m (17.
EonStor A16E-G2130-4 Installation and Hardware Reference Manual The front pa nel shown in Figure 1-3 accommodates the following components: • Drive bays with drive tray canisters: The drive bays house the A16E-G2130-4 hard drives. • Forearm hand les: The subsyste m has right and left hand les for easier rackmounti ng and handling.
Chapter 1: Introduction connectors are on located on the controller’s faceplate. (Se e Section 1.2.2 ) • BBU module: An optional BB U module sust ains unfinished writes cached in memory during a power outage in order to prevent data loss. (See Section 1.
EonStor A16E-G2130-4 Installation and Hardware Reference Manual 1.2.1 Drive Trays Figure 1-6: Driv e Tray Front View PN: IFT-9273CDTray The A16E-G2 130-4 subsyst em comes with si xteen (16) dri ve trays (see Figure 1-6 ) de signed to acc ommodate separately purc hased, standard 1-i nch pitch, 3.
Chapter 1: Introduction The heart of the A16E -G2130-4 RAID c ontroller subsystem is the iSCSI-to- SATA controll er board. The cont roller comes with fou r (4) GbE Ethernet host ports.
EonStor A16E-G2130-4 Installation and Hardware Reference Manual management interfaces include: telnet, Java-b ased RAIDWatch manager, or the web-based m anage r invoked by an htt p console.
Chapter 1: Introduction The subsystem is equipp ed with two (2) redundant, hot-swapp able, 530W PSUs, which are installed into the rear section of the chassis. The PS U is permanently mounted into a 2U (dual-level) bracket especially design ed to house both the PSU and a cooli ng module, whi ch is moun ted at the end of the 2U bracket.
EonStor A16E-G2130-4 Installation and Hardware Reference Manual Figure 1-10: Cooling Module 1.3 Subsystem Monitoring The iSCSI R AID subsystem comes wit h a number of different m onitoring methods t hat provide you with c ontinual up dates on the o perating stat uses of the subsyst em and indi vidual com ponents.
Chapter 1: Introduction • Drive trays (2 LEDs on each tray) 1.3.3 Firmware (FW) Firmware: The firmware is pre-installed software used to configure the subsystem. The latest firmware func tionalities include Task Scheduler, Intelligent Drive Handling, an d Medi a Scan.
EonStor A16E-G2130-4 Installation and Hardware Reference Manual • BBU module • Hard disk drives 1.4.3 Normalized Airflow Proper cooling is refe rred to as “nor m alized” airflow. Normalized airflow ensures the sufficient cooling within the subsystem and is only attain ed when all c omponents are pro perly installe d.
Chapter 2 Hardware Installation 2.1 Introduction This chapter gives detailed instru ctions on how to install the subsystem. When installing the subsystem , it is necessary to mount t he chassis into a rack cabinet and to in stall h ard dr iv es and drive trays.
EonStor A16E-G2130-4 Installation and Hardware Reference Manual STP cables shoul d be applied. In fortre nd provides certified cables as an optional accessory. One 3-meter STP Ethe rnet cable is available as an accessory option. Please see Chapter 4 for sampl e topologies an d configuration options.
Chapter 2: Hardware Installation b. The s ubsystem i s designed to ope rate in an e nvironment where the ambient temperature around the c hassis must not exceed 40°C. c. The ope nings on the e nclosure are for air ci rculation an d hence the ventilation openings shoul d never be obstructed.
EonStor A16E-G2130-4 Installation and Hardware Reference Manual 17. Provide a soft, cl ean surface to pl ace your enclos ure on befo re working on it. Servicing the enclosure on a rough surface may dam age the finish of the chassis. 18. If it is necessary to transport the sub system, repackage all disk dr ives separately.
Chapter 2: Hardware Installation 2.4 General Installation Procedure Following all the instructions provided b elow can save subsystem installation time. Detailed, illustrated inst ructions for each com ponent are given in the following secti ons. CAUTION! To ensure that your system is co rrectly installed, please follow the step s outlined belo w.
EonStor A16E-G2130-4 Installation and Hardware Reference Manual power up the subsystem and configure the RAI D array. (See Section 4.4 ) 2.4.1 Installation Procedure Flowchart Figure 2-1 shows a flowchart of the installati on procedure. As you com plete each step, check off the “ Done ” box on the right.
Chapter 2: Hardware Installation Lower level: Three (3) boxes are placed in the lower level. One (1) box contains the enclos ure chassis with all the pre-installed com ponents.
EonStor A16E-G2130-4 Installation and Hardware Reference Manual 2.7.2 BBU Warnings and Precautions Install or replace the BBU module only with a BBU module supplied by your su bsystem ve ndor. Use of battery cel ls provided by another source will v o id our warranty.
Chapter 2: Hardware Installation Figure 2-2: Loosening the BBU Retention Screw s Step 3. Once the retention screws are loosened, gently retrieve the dummy plate out of the enclosure. (See Figure 2-3 ) Figure 2-3: Removing the BBU Slot Dummy Plate NOTE: It may be difficult to remo ve the dummy plate as it is embedded in the subsystem cha ssis.
EonStor A16E-G2130-4 Installation and Hardware Reference Manual Figure 2-4: Installing the BBU Module NOTE: It is recommen ded to charge you r BBU for at least twelve (12) hou rs on the first use. 2.8 Hard Drive Installation 2.8.1 Hard Drive Inst allation Prerequisites Hard drives for the EonSt or subsystem must be purchased separatel y.
Chapter 2: Hardware Installation WARNING! 1. Handle hard drives with extreme care. Hard drives are very delicate. Dropping a drive against a hard surface (even from a short distance) and hitting or touching the circuits on the drives with your tools may cause damage to the drives.
EonStor A16E-G2130-4 Installation and Hardware Reference Manual WARNING! All drive trays must be installed into the enclosure even if they do not contain a h ard drive. If t he trays are not i nstalled int o the enclosure, the ventilation airflow will not be normalized and the subsystem will overheat.
Chapter 2: Hardware Installation Figure 2-8: Installing a Drive Tray Step 4. Close the fron t flap on the dri ve tray . Make sure the fr ont flap is closed properly to en sure that t he SATA connector at the back of the drive tray is properly mated with the corresponding conn ector on the backplane boar d.
EonStor A16E-G2130-4 Installation and Hardware Reference Manual 2.10 Rack/Cabinet Installation PN: IFT-9273CSlide32 PN: IFT-9273CSlide36 The subsystem is designed to fit into a va riety of 19-i nch rack cabinets or racks.
Chapter 3 Subsystem Monitoring 3.1 Subsystem Monitoring Overview The A16E-G213 0-4 subsystem is equipped with a variety of self-m onitoring features that help to keep s ubsystem managers info rmed of the subsystem operational statuses.
EonStor A16E-G2130-4 Installation and Hardware Reference Manual event notificati on via email, fax, LAN broadcast , SNMP traps, MSN Messenger, SMS (Short Message Service), an d the configuration utility screen . The Configuration Client h elps prevent bli nd time and keeps you const antly inform ed of the status of the subsy stem.
Chapter 3: Subsystem Monitoring Ethernet Ports 2 10 (5 ports) See Section 0 BBU Module (if BBU is installed) 1 1 See Section 3.2.5 PSU Module 1 2 See Section 3.2.6 Cooling Module 2 4 See Section 3.2.7 Table 3-1: LED Distribution LED definitions are given in t he following sections.
EonStor A16E-G2130-4 Installation and Hardware Reference Manual 3.2.3 Controller Module LEDs The LEDs on the rear-facing faceplate of the RAID controller are shown in Figure 3-2 . The LEDs on the c ontroller’s faceplate that can be accessed from the rea r of the encl osure are numbered fr om 1 to 6.
Chapter 3: Subsystem Monitoring after a few seconds. Note that restoring defa ult will not affect the existing RAID configurat ions of disk drives. Table 3-3: Controller LED Definitions Restore NVRAM Defaults – a Push Button CAUTION! The Restore NVRAM Def ault push butt on is a function that carries some risks.
EonStor A16E-G2130-4 Installation and Hardware Reference Manual How to use the button? After the subsystem is powered down, you can use a straighten paper-clip to press the button. Press and hold down the butt on, power on the subsystem, and wait for the LED to light up t o indicate system defaul ts have already been restored.
Chapter 3: Subsystem Monitoring 3.2.5 BBU Module LED The BBU module has an LED on its faceplate. (See Figure 3- 5 ) The function is the sam e as the similar LED on t he controller m odule. The LED is off when the BBU is functioning normally and is able to sustain th e cache memory.
EonStor A16E-G2130-4 Installation and Hardware Reference Manual 3.2.7 Cooling Module LEDs Each individ ual cooling fan within the cool ing module has one (1) red L ED on the PSU module. The LED corresponds to th e single fan in the cooling module. (See Figure 3-7 ) When the LED is on, it indicates the fan has failed.
Chapter 3: Subsystem Monitoring 3.3.1 Default Threshold Values Table 3-7 sho ws the default threshold val ues for the E onStor A16E-G2 130- 4 subsystem. If any of these values are surpassed, the alarm will sound: Upper Threshold Lower Threshold +3.3V +3.
EonStor A16E-G2130-4 Installation and Hardware Reference Manual 3.4 I 2 C Monitoring The operatin g status of PSU and cooling fan m odules are col lected through an I 2 C serial bus. If either of these m odul es fails, the failure will be detected and you will be notified through the various methods described above.
Chapter 4 Subsystem Connection and Operation 4.1 Connection Overview 4.1.1 Cabling Following are the requirement s on the type of cables used to connect the subsyst em’s iSCSI host ports: 1.
EonStor A16E-G2130-4 Installation and Hardware Reference Manual WARNING! All cables must be handled wi th care. Make sure Ethernet cables do not run paral lel with power cords. To prevent interference within a rack sy stem, the cable routing path must be carefully planned and t hey must not be bent.
Chapter 4: Subsystem Connection and Operation 1. The RAIDW atch managem ent software accesses a subsystem through its IP address. A managem ent station running RAIDWatch can access the array through the 10/100BaseT managem ent port.
EonStor A16E-G2130-4 Installation and Hardware Reference Manual iSCSI Topology and Host LUN Mapping: Configur atio n Details: 1. A logical drive can be associated with several SCSI IDs on separate channels m aking it a RAID volume accessed through different data paths.
Chapter 4: Subsystem Connection and Operation Figure 4 - 2: Sample Topology : Connection and Host LUN Mapping 4.3 Power On Once all the components have been installed in the EonStor subsystem , the iSCSI ports have been connected to the network, power on the network devices, the subsystem , and then power on th e servers/iSCSI initiators.
EonStor A16E-G2130-4 Installation and Hardware Reference Manual 4.3.1 Check List BEFORE powering on the EonStor subsystem , please check the following: Memory Modules – Memory modul es have been correctly installed on the controller boards. You m ay skip this if you have not changed the pre-install ed module.
Chapter 4: Subsystem Connection and Operation The servers or iSCSI initiators should be the last devices that are turned on. Please refer to the documenta tion that came with your application servers to see their own power on procedures.
EonStor A16E-G2130-4 Installation and Hardware Reference Manual Audible Alarm - If any errors occur during the in itialization process, the onboard alarm will sound in a hastily repeated manner. Drive tray LEDs should norm ally start fl ashing right after power-on, i ndicating the RAID control unit is attempting to access the hard drives.
Chapter 5 Subsystem Maintenance and Upgrading 5.1. Overview 5.1.1 Maintenance Constant monitoring and maintenance of your A16E-G2130-4 subs ystem will minimize subsystem downtime and preserve the working integrity of the system for a longer period of time.
EonStor A16E-G2130-4 Installation and Hardware Reference Manual Qualified e ngineers wh o are famil iar with the A16E-G2130 -4 subsyst em should be the only o nes who ma ke component re placements.
Chapter 5: Subsystem Maintenance and Upgrading 5.2. Replacing Controller Module Components 5.2.1 Overview The controller m odule consists of the followi ng components: DIMM Module The DIMM m odule can be replaced when a DIMM modul e fails or if a larger capacity DIMM is required.
EonStor A16E-G2130-4 Installation and Hardware Reference Manual Step 1. Prepare a clean, static-free work pa d or container into which to place the controller that will be removed from the chassis. Step 2. Make sure there is n o data access to the subsystem to avoid losing data .
Chapter 5: Subsystem Maintenance and Upgrading Figure 5 5 -2: Loosening the Retention Sc rew s from the Controller Module Step 7. Disconnect all cabl es from the c ontroller m odule. These incl ude the cables connecting to host or cascaded subsystems, and any cables connecting the COM ports.
EonStor A16E-G2130-4 Installation and Hardware Reference Manual 5.2.4 Replacing the Controller Module If the controll er module has failed, replace a failed controller with a replacement from your vendor: Step 1. Remove the failed controller . (See Section 5.
Chapter 5: Subsystem Maintenance and Upgrading removed and a replacem ent installed. Repl acement and installation instructions are described fully below. A DIMM socket is located on the controller main circuit board. The controller board is a sensitive component and must be treated with care.
EonStor A16E-G2130-4 Installation and Hardware Reference Manual Step 1. Prepare an ant i-static work pad or contai ner for placi ng a removed module. Use of an ESD grounding st rap is highly recom mended. Step 2. Remove the B BU module, if installed. Ca refully place the m odule for it contains Li-ion batteries.
Chapter 5: Subsystem Maintenance and Upgrading Step 7. Reinstall the controller module . After the DIMM m odule has been properly installed, install the RAID co ntroller. To do this, align the controller module with the cont roller m odule bay. T hen gentl y push the controller module in the c ontroller bay .
EonStor A16E-G2130-4 Installation and Hardware Reference Manual 2. A BBU module has bee n charged f or over twelve ( 12) hours. A t imer is em bedded with the charger. When this occurs, the charger will enter a timer fault state. The fault condition u sually occurs with a brand new BBU or with a totally discharged BBU.
Chapter 5: Subsystem Maintenance and Upgrading 5.4.2 Replacing a Faulty BBU To replace the BBU, please follow these steps: Step 1. Remove the faulty BBU from the chassis . The BB U module is secured to the chassis with two (2) screws. Loosen the retention screws located at the sides of th e BBU faceplate, then pull out the BBU.
EonStor A16E-G2130-4 Installation and Hardware Reference Manual Figure 5- 7: Install the BBU Module Step 3. Secure the BBU module to the enclosure . Tighten the two (2) retention screws as shown above using a Phillips screwdriver. Step 4. Reset the subsystem.
Chapter 5: Subsystem Maintenance and Upgrading 5.5. Replacing a Failed PSU Module 5.5.1 Notes on PSU Module Maintenance Two (1+1) re dundant PSU mo dules : The subsystem comes with two fully redundant, h ot-swappable PS U modules. T hese modules are located at t he rear section of the subsystem .
EonStor A16E-G2130-4 Installation and Hardware Reference Manual 5.5.2 Replacing the PSU Module WARNING! Before you insert a new PSU, be sure that it ha s the same warning labe l on its extraction handle as that shown on the lever of a rema ining PSU. Double-ch eck to avoid mixing a similar yet different PSU of another EonStor series.
Chapter 5: Subsystem Maintenance and Upgrading Figure 5- 10: Remov ing the PSU Retention Screw Step 4. Remove the PSU module by grab bing the reject ion handle and pulling the handle upwards. Th e rejectio n hand le should gracefu lly disconnect the PSU from t he backplane connecto rs.
EonStor A16E-G2130-4 Installation and Hardware Reference Manual WARNING! 1. When a PSU is removed form t he cha ssis, the cooling mo dule is also remove d from the chassis. 2. It is recommended t hat the replace ment proce dure is complete d in less tha n five (5) minutes to prevent the subsystem from overheating.
Chapter 5: Subsystem Maintenance and Upgrading Replacing a cooling modul e: Once you are notified that a cooling module has failed, it should be replaced a s soon as possible. A f ailed cool ing modul e should only be removed from the subsystem when you have a replacem ent module immediately available.
EonStor A16E-G2130-4 Installation and Hardware Reference Manual Step 3-1. Make sure the PSU handle i s in the down position s o that you ca n grab the edge of the cooling fan assembl y.
Chapter 5: Subsystem Maintenance and Upgrading Step 4. Install the replacement module by aligning it with the module bay on the PS U module an d gently lowering it into. The fan outlet should be aligned with the PSU f aceplate and that the side with screw holes should be facing up.
EonStor A16E-G2130-4 Installation and Hardware Reference Manual then wait for at least 30 seco nds for the hard drive motor to spin down before taking it out completely . Any impact to the hard drive while the drive motor is spinnin g can damage the h ard drive.
Chapter 5: Subsystem Maintenance and Upgrading Figure 5- 15: Front View of an Individual Driv e Tray Step 3. Open the front flap on the drive tray. Push the release button on the front of the drive tray. The fron t flap will auto matically swin g s up into position.
EonStor A16E-G2130-4 Installation and Hardware Reference Manual Figure 5- 17: Removing a Drive Tray Step 5. Remove the four (4) retention screws that secure the hard drive from the sides of the drive tray (two on each side.) Figure 5- 18: Loosening th e Hard Drive Screw s Step 6.
Appendix A Specifications A.1. Technical Specifications Environmental Specifications Humidity 5 to 95% (non condensing – operating and non-operat ing) Temperature Operating : 0º to 40ºC (35ºC if .
EonStor A16E-G2130-4 Installation and Hardware Reference Manual Certifications • FCC Class-B • CE • CB • UL60959 / IEC 60950 • BSMI Shock Half-sine Operating: 5G peak, 11ms durat ion Non-operating: 15G, 11m s duration Vibration Operating 5 to 500Hz, 0.
Appendix A Specifications A.2. Controller Specifications A.2.1 Configuration Specification RAID Levels 0, 1(0 + 1), 3, 5, 6, 10, 30, 50, 60, JBOD, and non-RAID disk spanning Host O/S Compatibility Hos.
EonStor A16E-G2130-4 Installation and Hardware Reference Manual A.3. Drive Tray Specifications Specification Height 28mm Width 110mm Depth 218.92mm Key Lock Yes A.4. Power Supply Specifications Specification Nominal Power 530W with active PFC DC Output 12.
Appendix A Specifications Low speed: 46dB Max. A.6. RAID Management Specification Configuration • Text-based firmware-emb edded utility over RS-232C through the included audio jack-to-DB-9 seri al c.
EonStor A16E-G2130-4 Installation and Hardware Reference Manual Concurrent Rebu ild on Multiple Drives in a RAID (0 + 1) or RAID6 Logical Drive Yes Salvage the 2 nd Temporarily Failed Drive in a RAID .
Appendix B Spare Parts and Accessories B.1. Spare Parts Spare parts that come with the subsystem are listed in Table B-1 . Model Name Description IFT-83AE21GE164 iSCSI-to-SATA RAID control ler module, 4 x 1Gb Et hernet Host channels, 16 x SATA-II drive channels.
EonStor A16E-G2130-4 Installation and Hardware Reference Manual B.2. Accessories Accessories that came with the subsystem are listed in Table B-2. Model Name Description IFT-9011 Null modem , DB-9 fem.
Appendix C Pinouts C.1. D-SUB 9 and Audio Jack Pinouts C.1.1 COM1 Serial Port Cable COM1 Cable: This cable connects between COM1 serial port on the controller m odule to the serial port of a m anagement com puter. The serial port’s defaults and requirem ents are: 1.
EonStor A16E-G2130-4 Installation and Hardware Reference Manual 6 DSR (Shorted) 7 RTS (Shorted) 8 CTS (Shorted) 9 NC Table C-1: COM1 A dapter Cable CN1 and CN2 Pin Out Definitions C.1.2 COM2 Serial Port Cable to UPS COM2 Cable: Use this cable to connect th e COM2 port to a UPS.
C.2. Null Modem A null modem has i ts wires swapped and is necessary for connecting C OM1 CN2 to the serial port of a ma nagement com puter. PN: IFT-9011 Figure C-3: Null Modem Pinouts Swap pin 2 and .
EonStor A16E-G2130-4 Installation and Hardware Reference Manual C.3. Ethernet Port Pinouts Figure C-4: Ethernet Port Pinouts Pin Pin Name Pin Pin Name 1 LAN_TXP 5 N2 2 LAN_TXN 6 LAN_RXN 3 LAN_RXP 7 N1 4 N2 8 N1 Table C-4: Ethernet Port Pinouts C.4. STP LAN Cable This shielded twisted pair cable is an optional accessory item.
metal shield – braided wi re – metal shield Figure C-5: STP Ethernet Cable Pinouts C.5. Main Power IEC-type receptacle. Unless specified otherwis e, cable type will be determined by the shipped-to area.
EonStor A16E-G2130-4 Installation and Hardware Reference Manual This page is intentionally left blank. Main Power C-6.
Appendix D Uninterruptible Power Supply D.1 Uninterruptible Power Supply Overview An uninterruptible power supply (UPS) is a se parately purc hased battery backup unit that is connected to an Info rtrend subsystem.
EonStor A16E-G2130-4 Installation and Hardware Reference Manual D.4 Connecting the UPS to the Subsystem D.4.1 Connect the PSU Module Pow er Cords The two (2) power cables shi pped wit h the subsyste m must be plugged int o the power cord s ockets in the rear of the PSU module s.
Appendix D: Uninterruptible Power Supply D.5 Power On When powering on the subsystem, the UPS must be pow ered on before the subsystem. For instruction on how to power on the UPS, please refer to the documentation that came with your UPS. Note that the power on sequence described in Chapter 4 will be altered.
EonStor A16E-G2130-4 Installation and Hardware Reference Manual D.6.2 UPS Messages The following messages ma y appear on the LCD screen: Message 1: “ UPS connection is absent ” This message appears when COM2 ha s not been connected to the UPS.
Appendix D: Uninterruptible Power Supply D.6.3 UPS Message Summary Table A-1 below summ arizes the UPS me ssages described above . It is important t hat you bec ome familiar wi th these m essages and their m eanings to help mai ntain the integrit y of the data running through y our subsystem.
EonStor A16E-G2130-4 Installation and Hardware Reference Manual This page is intentionally left blank. D-6 UPS Status Monitoring.
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