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Agilen t 5071A Primar y Frequency Standard Telecommunications Options Supplemental Manual This manual descr ibes the Tele communi cations op tio ns for th e Agil ent 5071A Primary Frequency Standard .
Agilent Te chnolog ies, In c. 8.CD.NL.A.03.11.97.R1.J.CW2F Santa Clara Site 5301 Stevens Creek Boulevard Santa Clara, California 95052-8059 Copyright Agile nt Technologies, Inc. 1994, 2000 All Rights Reserved. Reproduc tion, adaptation, or translations without prior written permission is prohibited, exc ept as allowed under the copyright laws.
MANUA L UPDATING CHA NGES CHA NGE DA TE : Decem ber 12, 2001 MANUA L UPDATING COVERA GE This supplement adapts y our m anual to Serial Num bers pref ixed through: US3930 MANUA L IDENT IFICA TION Instr.
LIST O F EFFECT IVE PAGES SERIAL PREFIX , SERIAL # OR DATE CODE PAG ES (05071-90042, December 2000) # All Serials ....................... 3-3. All Serials .
iii Preface How to Use This Manual v Instrument Identification v Instruments Cove red by This Manual vi Manual Organization vi How to Order Manuals vi 1 Operating and Programming Introduction 1- 2 Int.
Contents iv Installation 1-1 0 Preparation for Use 1-10 Power Requirements 1-10 Bench Operation 1-10 Operating the HP 5071A From External Dc Pow er 1-10 Preparing the HP 5071A For External Dc Operatio.
Contents v 3 Specifications Supplemental Characteristics 3-2 Time Standa rd 3-2 Clock 1P PS Outputs 3-2 Clock Synchronization 3-2 Internal Standby Battery (Nominal Values) 3-2 Environmental 2-9 Power .
Contents vi.
vii Preface This manual p rovides operating, programming, a nd assembly-level service infor mat ion fo r the HP 5071A Primary Frequency Standard Telecommunicat ions optio ns.
Preface viii Instruments Covered by This manual This manual applies to any HP 5071A Primary Frequency Stand ard that is equi ppe d with one or more of the teleco mmunications opt i ons shown on t he title p age and has th e same serial number prefix(es) a lso shown on the title page.
1 Operating and Programming.
Operating and Progr am m ing Introduct ion 1-2 Introduction This section describes th e additions, changes, a nd deletions to the information that appears in the introduction of the 5071A Operating and Programming manual.
Operating and Progr am m ing Getting S tarted 1-3 Getting Started This section describes th e additions, changes, a nd deletions to the information that appears in chapter 1 of the 5071A Operating and Programming manual.
Operating and Progr am m ing Getting S tarted 1-4 5071A Rear Panel Connections (See Table 1- 1 in this chapter f or connector des criptions) NOTE The illustration on these pages depicts an 5071A equipped w ith Telecomm Options 048 and 272.
Operating and Progr am m ing Getting S tarted 1-5 120 Vac 7 TELE C O M OPTIO N S : 48 V ol t 1 . 544 M b / s 2 . 048 M b / s 048 104 105 220 270 221 271 222 272 O p e r a t ing V ol t a g e R a ng e : 40 t o 58 V DC I npu t 1 I npu t 2 48 V DC 48 V DC G ND F u se : 2 .
Operating and Progr am m ing Getting S tarted 1-6 Table 1- 1 Rear-Panel Telecommun ications Optio ns Connections Item Number Function Connector Ty pe Signal Characteristics 1 8 kHz Sync In BNC (F) 8 kHz, T TL level, into 50 Ω 2 8 kHz Sync Out BNC (F ) 8 kHz, TT L level, into 50 Ω 3* Fram ed Output BNC (F) 4.
Operating and Progr am m ing Using the 5071A 1-7 Using the 5071A This section describes th e additions, changes, a nd deletions to the information that appears in chapter 2 of the 5071A Operating and Programming manual. CHAPTER GUID E All references to 1 PPS outputs and Sync inputs are s ingular.
Operating and Progr am m ing In Case of Dif ficult y 1-8 In C ase o f Difficul ty This section describes th e additions, changes, a nd deletions to the information that appears in chapter 3 of the 5071A Operating and Programming manual. Front-Panel Indicators and Messages Table 3-1.
Operating and Progr am m ing 5071A Command References 1-9 5071A Command References This section describes th e additions, changes, a nd deletions to the information that appears in chapter 5 of the 5071A Operating and Programming manual. 5071A Command Summary SCPI Commands Table 5-2.
Operating and Progr am m ing Specificat ions 1-10 Specifications Refer to chapter 3 of this manual for telecommunications options specification changes.
Operating and Progr am m ing Installa tion 1-11 Installation This section describes th e additions, changes, a nd deletions to the information that appears in chapter 7 of the 5071A Operating and Programming manual.
Operating and Progr am m ing Installa tion 1-12 Preparing the RP 5071-A For Externa l-Dc Opera tion Delete the existing procedure and use the following procedure 1. Connect the positive (+) terminal of the 40 to 58 Vdc power to the + screw terminal of INP UT 1 on the rear-panel 5-terminal barrier strip.
2 Assembly-Level Service.
Assembl y-Lev el Serv ice Performance Tests 2-2 Performance Tests This section describes th e additions, changes, a nd deletions to the information that appears in chapter 1 of the 5071A Primary Frequency Standard Assembly-Level Service manual. 5071A Operational Verification Rear-Panel Output Signal C hecks Step 2 at the top of page 1-9.
Assembl y-Lev el Serv ice Service 2-3 Service This section describes th e additions, changes, a nd deletions to the information that appears in chapter 2 of the 5071A Primary Frequency Standard Assembly-Level Service manual. Assembly Identification and Location Table 2-2.
Assembl y-Lev el Serv ice Service 2-4 Figure 2-1. Instr ument Top View The “Batteries (Hidden behind battery door)”callout is chang ed to: 48 Vdc Input Terminals and Fuse Top-Level Diagnostic Tree Organization Warning Message Diagnostic Tree (Diagnostic Subsection 4) On page 2-15, item number “1.
Assembl y-Lev el Serv ice Service 2-5 Warm-up and Fatal Error Diagnostic Tree (Diagnostic Subsection 3) 1.3.1.1 Operating Error-Code Interpretation On page 2-28, FIRST WORD message item 16 “ SAW Osc unlock ed ” is changed to: 16. Unused b it, always 0 1.
Assembl y-Lev el Serv ice Service 2-6 1.4.4.2.1 A1C4 Voltage Test Procedure The QUESTION, is changed to: Is the voltage between 45 and 51 Vdc? 1.4.4.3 LF1/T1 Transformer F a ul t Verification Step 2 text is changed to: Verify presence of 33 - 47 Vrms.
Assembl y-Lev el Serv ice Service 2-7 2.1.1.1.2 A11/A11 Cable Test Step 2 text is changed to: Verify that the voltage present is between 45 and 51 Vdc with no more than 1 Vrms ripple. 2.1.1.1.3 A11/A11-A1 Cables Test Step 2 text is changed to: Verify that the voltage present is between 45 and 51 Vdc with no more than 1 Vrms ripple.
Assembl y-Lev el Serv ice Service 2-8 Assembly/Module Diagnostic Trees (Diagnostic Section 3) A8 Diagnostic Tree (A/M Subsection 3) 3.3.3 1 PPS Outputs Test Step 2 text is changed to: Use the oscillos.
Assembl y-Lev el Serv ice Service 2-9 A9 Diagnostic Tree (A/M Subsection 4) 3.4.5.0 A9 Mon Signal Test This procedure is deleted. 3.4.6.0 A9 J4 80-MHz Signal T est This procedure is deleted.
Assembl y-Lev el Serv ice Theory of Operation 2-10 Theory of Operation This section describes th e additions, changes, a nd deletions to the information that appears in chapter 3 of the 5071A Primary Frequency Standard Assembly-Level Service manual.
Assembl y-Lev el Serv ice Theory of Operation 2-11 Input/Output Block The first sentence of the second paragraph is changed to: The block also receives a front- panel Sync- i nput s ignal to s ynchronize the 1 pps output with an external system or event.
Assembl y-Lev el Serv ice Theory of Operation 2-12 Figure 3-2. 5071 A Overall Block Diagram (Con tinued) The A8 1 PP S Assembly has the following input/output changes: Input B is deleted.
Assembl y-Lev el Serv ice Theory of Operation 2-13 Table 3-2. Reference Oscillator/RF-Chain Block Interconnections The following interconnection information is added to table 3-2 on page 3-16: Source .
Assembl y-Lev el Serv ice Theory of Operation 2-14 Power Supply Block The first sentence of the first paragraph at the top of page 3-22 is changed: The Power-Supply Block consists of LF1 line filter/c.
Assembl y-Lev el Serv ice Theory of Operation 2-15 Table 3-6. Power Supply Bloc k Interconnections The following signal name information in table 3-6 on page 3-23 is changed: • The voltage range in the third row is changed from 22-42 Volts to 40-58 Volts.
Assembl y-Lev el Serv ice Theory of Operation 2-16 A11 Power Steering Logic Assembly The paragraph that describes the power-steering logi c circuit on page 3- 25 is changed: A11 directs the outputs of two power sources to the main instrument input bus in a hierarchical order.
Assembl y-Lev el Serv ice Theory of Operation 2-17 The slot/module interconnect diagram on page 3-28 is changed: The J3 Low Current Steering Logic connector does not have +5 VDC, POWER FAIL, or BAT VALID signals pr es ent. 48V Subpanel Assembl y The schematic diagram in figure 2-1 below illustrates the wiring of the 48V Su bpanel Assembly.
Assembl y-Lev el Serv ice Theory of Operation 2-18 Figure 3-5. A 1 Pow er-Supply Block Diagram The Power Supply block diagram on page 3-30 is changed: • The Ext DC Input voltage is 40-58 VDC, • The F2 fuse rating is 2.
Assembl y-Lev el Serv ice Replaceable Parts 2-19 Replaceable Parts This section describes th e additions, changes, a nd deletions to the information that appears in chapter 5 of the 5071A Primary Frequency Standard Assembly-Level Service manual. Exchange Assemblies Table 5- 1.
Assembl y-Lev el Serv ice Replaceable Parts 2-20.
Assembl y-Lev el Serv ice 2-21 BACKDATING This section describes th e additions, changes, a nd deletions to the information that appears in chapter 7 of the 5071A Primary Frequency Standard Assembly-Level Service manual.
Assembl y-Lev el Serv ice BA CKDA TING 2-22.
3 Specifications.
Specificat ions Supplemental Charact eri st i cs 3-2 Supplemental Characteristics This section describes th e additions, changes, a nd deletions to the information that appears in the Supplemental Cha.
Specificat ions Supplemental Charact eri st i cs 3-3 Weight The following are changed: Net weight: 28 kg (61 lb.). Shipping weig ht: 38 kg (83 lb .). Accessories Furnished dc input connector The dc in.
Specificat ions A vailable A ccessories and Opti ons 3-4 Available Accessories and Options This section describes th e additions, changes, a nd deletions to the information that appears in the Availab.
Printed in U.S.A Data subject to change Rev 12/2000 Service and Sup port Contacting Agilen t Technologies: For more information about Agilent te st and measurement products , applications, and services, vi sit our web site at http://ww w .agil ent.com/ services/Eng lish/index .
Continued fro m front matter. . . 8.CD.NL.A.03.11.97.R1.J.CW2B Warranty (contd) Agilent d oes no t warrant that the operation of Agilent products will be uninterrupted or error free.
DECLARATION OF CONFORMI TY According to ISO /IEC Guide 22 and CEN/CE NELEC EN 45014 Manufacturer’s Name: Agi lent Tech nol ogies , Inc . Manufacturer’s A ddress Santa Clara Site 5301 Stevens C reek Boul evard Santa Clara, Ca lifornia 950 52-8059 U.
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Manual Part N umber 05071-90042 Printed in U.S.A., DECEMBER 2000.
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