Anritsu 373XXA 8-7 , 8-8

8-7 A24 VME BUS

TERMINATORPCB This paragraph provides instructions for removing and replacing the

A24 VME Bus TerminatorPCB assembly.

Preliminary:

qSwitch 373XXA power off. Remove the power cord.

qRemove bottom cover (paragraph 8-3).

Remove/Replace Procedure

Step 1. Place the 373XXAon its top (bottom-side up).

Step 2. Locate the A24 PCB assembly (Figure 8-5). Unplug A24

PCB assembly from the A17 Motherboard PCB by gently

pulling straight up on each side.

CAUTION

Be careful not bend or disturb the hard

co-ax lines located near right edge of A24

PCB.

8-8 FRONT PANEL

ASSEMBLY Thisparagraph provides instructions for removing and replacing the

373XXAFront Panel assembly.

A24 VME BUS TERMINATOR PCB REMOVE AND REPLACE

8-12 373XXA MM

A24VME Bus Terminal

PCBAssembly

A17Motherboard

PCBAssembly

Figure 8-5. Location of the A24 VME Bus Terminator PCB Assembly

Contents

Main WARRANTY LIMITATION OF WARRANTY TRADEMARK ACKNOWLEDGEMENTS NOTICE Table of Contents, Narrative 373XXA MM i ii 373XXA MM Table of Contents, Detailed 373XXA MM iii Chapter 2 Replaceable Parts Chapter 3 Operational Tests iv 373XXA MM Chapter 4 Performance Verification Chapter 5 Troubleshooting Chapter 6 Adjustments 373XXA MM v Chapter 7 System Description vi 373XXA MM Chapter 8 Remove and Replace Procedures 373XXA MM vii Appendix A Diagnostics Menus Appendix B Error Messages viii 373XXA MM Page Page Chapter 1 General Information Page 1-1 1-2 1-3 1-4 Chapter 1 General Information 1-5 1-6 1-7 SYSTEM DESCRIPTION GENERAL INFORMATION 1-4 373XXA MM 1-8 GENERAL INFORMATION SERVICE STRATEGY 373XXA MM 1-5 1-9 SERVICE SUPPORT GENERAL INFORMATION 1-6 373XXA MM GENERAL INFORMATION SERVICE SUPPORT 373XXA MM 1-7 SERVICE SUPPORT GENERAL INFORMATION 1-8 373XXA MM 1-10 1-11 373XXA MM 1-9 1-12 1-13 RECOMMENDED TEST EQUIPMENT GENERAL INFORMATION Table1-1. 1-10 373XXA MM GENERAL INFORMATION RECOMMENDED TEST EQUIPMENT Table1-1. 373XXA MM 1-11 STATIC HANDLING GENERAL INFORMATION Figure 1-2. 1-12 373XXA MM Page Page Chapter 2 Replaceable Parts 2-1 373XXA MM 2-3 2-2 2-3 2-4 INFORMATION Allparts listed in Tables 2-2 through 2- 8 may be ordered from your local Table 2-1. ANRITSU Service Centers 2-4 373XXA MM UNITED STATES 373XXA MM 2-5 2-6 373XXA MM 373XXA MM 2-7 2-8 373XXA MM 373XXA MM 2-9 Figure 2-1. 2-10 373XXA MM Figure 2-2. 373XXA MM 2-11 Figure2-3. Page Page Page Chapter 3 Operational Tests 3-1 373XXA MM 3-3 3-2 CHECKING THE SERVICE LOG OPERATIONAL TESTS 3-4 373XXA MM 3-3 OPERATIONAL TESTS SELF TEST 373XXA MM 3-5 3-4 PERIPHERALS AND INTERFACES OPERATIONAL TESTS 3-6 373XXA MM OPERATIONAL TESTS PERIPHERALS AND INTERFACES 373XXA MM 3-7 PERIPHERALS AND INTERFACES OPERATIONAL TESTS 3-8 373XXA MM OPERATIONAL TESTS PERIPHERALS AND INTERFACES 373XXA MM 3-9 3-5 formation regarding setup of the computer/controller. 3-10 373XXA MM SIGNAL PATH OPERATIONAL TESTS Page Page Chapter 4 Performance Verification 4-1 373XXA MM 4-3 4-2 4-3 MEASUREMENT ACCURACY PERFORMANCE VERIFICATION 4-4 373XXA MM 4-4 PERFORMANCE VERIFICATION VERIFICATION PROCEDURE 373XXA MM 4-5 4-5 KEY SYSTEM PARAMETERS PERFORMANCE VERIFICATION 4-6 373XXA MM formation regarding setup of the computer/controller. PERFORMANCE VERIFICATION KEY SYSTEM PARAMETERS 373XXA MM 4-7/4-8 Page Page Page Chapter 5 Troubleshooting 5-1 373XXA MM 5-3 5-2 5-3 5-4 5-4 373XXA MM RECOMMENDED TEST EQUIPMENT TROUBLESHOOTING TROUBLESHOOTING SYSTEM DOES NOT POWER-UP 373XXA MM 5-5 SYSTEM DOES NOT POWER-UP TROUBLESHOOTING 5-6 373XXA MM 5-5 TROUBLESHOOTING SYSTEM DOES NOT BOOT-UP 373XXA MM 5-7 SYSTEM DOES NOT BOOT-UP TROUBLESHOOTING 5-8 373XXA MM TROUBLESHOOTING SYSTEM DOES NOT BOOT-UP 373XXA MM 5-9 5-6 5-10 373XXA MM 373XXA MM 5-11 5-12 373XXA MM 373XXA MM 5-13 <OVL> 5-14 373XXA MM Figure 5-2. Go to 1 See Sheet 2 373XXA MM 5-15 1 Go to 2 Figure 5-2. See Sheet 3 From Sheet 1 5-16 373XXA MM From Sheet 1 Figure 5-2. 5-7 TROUBLESHOOTING SOURCE/TEST SET/RECEIVER 373XXA MM 5-17 SOURCE/TEST SET/RECEIVER TROUBLESHOOTING 5-18 373XXA MM TROUBLESHOOTING SOURCE/TEST SET/RECEIVER 373XXA MM 5-19 SOURCE/TEST SET/RECEIVER TROUBLESHOOTING 5-20 373XXA MM 5-8 TROUBLESHOOTING PERIPHERALS/ INTERFACE 373XXA MM 5-21 5-9 MEASUREMENT IN QUESTION TROUBLESHOOTING 5-22 373XXA MM TROUBLESHOOTING MEASUREMENT IN QUESTION 373XXA MM 5-23 MEASUREMENT IN QUESTION TROUBLESHOOTING 5-24 373XXA MM 373XXA MM 5-25 TROUBLESHOOTING SIGNAL PATHS Figure5-3. p resent on model 37297B or 37277B 5-26 373XXA MM SIGNAL PATHS TROUBLESHOOTING Figure5-4. 40MHz- 65GHz(Ref B) ** Indicates not p Contents Page Chapter 6 Adjustments 6-1 373XXA MM 6-3 6-2 6-3 LO 2 CALIBRATION ADJUSTMENTS 6-4 373XXA MM 6-4 ADJUSTMENTS FREQUENCY CALIBRATION 373XXA MM 6-5 FREQUENCY CALIBRATION ADJUSTMENTS 6-6 373XXA MM ADJUSTMENTS FREQUENCY CALIBRATION 373XXA MM 6-7 Band 1 Band 2 Band 3 373XXAVNA EIP 578B FrequencyCounter DedicatedGPIB 6-5 RF POWER/ALC CALIBRATION ADJUSTMENTS 6-8 373XXA MM ADJUSTMENTS RF POWER/ALC CALIBRATION 373XXA MM 6-9 quence: H/W CALIBRATIONS, and then SOURCE ALC CALIBRATION (below). tions, as appropriate: RF POWER/ALC CALIBRATION ADJUSTMENTS Set-Up SC6230 Sensor 6-10 373XXA MM ANRITSU373X XA VNA 6-6 ADJUSTMENTS SOURCE LOCK THRESHOLD 373XXA MM 6-11 SOURCE LOCK THRESHOLD ADJUSTMENTS 6-12 373XXA MM 6-7 ADJUSTMENTS A8 ADJUSTMENT (37397A) 373XXA MM 6-13 6-8 A21A2 ADJUSTMENT (37397A) ADJUSTMENTS 6-14 373XXA MM ADJUSTMENTS A21A2 ADJUSTMENT (37397A) 373XXA MM 6-15 Page Page Chapter 7 System Description 7-1 373XXA MM 7-3 7-2 Page 373XXA MM 7-5 SYSTEM DESCRIPTION SYSTEM OVERVIEW *Model 37369A only Figure7-1. 7-6 373XXA MM SYSTEM OVERVIEW SYSTEM DESCRIPTION 372XX17.CDR 2.42MHz 48.4MHz 20 400K 7-3 373XXA MM 7-7 7-8 373XXA MM 373XXA MM 7-9 7-10 373XXA MM 373XXA MM 7-11 7-12 373XXA MM 7-4 SYSTEM DESCRIPTION DIGITAL SUBSYSTEM ASSEMBLIES 373XXA MM 7-13 7-14 373XXA MM DIGITAL SUBSYSTEM ASSEMBLIES SYSTEM DESCRIPTION Figure7-3. A17 A14 I/O 2 PCB A13 I/O 1 PCB MOTHERBOARD PCB SYSTEM DESCRIPTION DIGITAL SUBSYSTEM ASSEMBLIES 373XXA MM 7-15 7-5 MAIN CHASSIS ASSEMBLIES SYSTEM DESCRIPTION 7-16 373XXA MM SYSTEM DESCRIPTION MAIN CHASSIS ASSEMBLIES 373XXA MM 7-17 MAIN CHASSIS ASSEMBLIES SYSTEM DESCRIPTION 7-18 373XXA MM Page Page Page Chapter 8 Remove and Replace Procedures 8-1 373XXA MM 8-3 8-2 8-3 COVERS REMOVE AND REPLACE 8-4 373XXA MM REMOVE AND REPLACE COVERS 373XXA MM 8-5 8-4 8-5 8-6 373XXA MM A1A9 AND A13A16 PCBS REMOVE AND REPLACE Page A9 PCB BBRAM CHIP REMOVE AND REPLACE 8-8 373XXA MM REMOVE AND REPLACE A9 PCB BBRAM CHIP Figure 8-3. 373XXA MM 8-9 BBRAM Chip 8-6 A9 PCB SRAM BATTERY REMOVE AND REPLACE 8-10 373XXA MM REMOVE AND REPLACE A9 PCB SRAM BATTERY 373XXA MM 8-11 8-7 8-8 A24 VME BUS TERMINATOR PCB REMOVE AND REPLACE 8-12 373XXA MM REMOVE AND REPLACE FRONT PANEL ASSEMBLY 373XXA MM 8-13 8-9 VGA DISPLAY MONITOR REMOVE AND REPLACE 8-14 373XXA MM REMOVE AND REPLACE VGA DISPLAY MONITOR 373XXA MM 8-15 8-10 LIQUID CRYSTAL DISPLAY (LCD) REMOVE AND REPLACE 8-16 373XXA MM 8-10A 8-11 373XXA MM 8-17 REMOVE AND REPLACE FLOPPY DISK DRIVE FLOPPY DISK DRIVE REMOVE AND REPLACE 8-18 373XXA MM Toreplace the Floppy Disk Drive assembly, perform the steps above in the reverse order. 8-12 Figure 8-10. ASSEMBLY Thisparagraph provides instructions for removing and replacing the Rear Panel Assembly. Equipment Required Option 11only): qConnector torque wrench (516in), ANRITSU Model 01-201, or REAR PANEL ASSEMBLY REMOVE AND REPLACE 8-20 373XXA MM 8-13 8-14 373XXA MM 8-21 REMOVE AND REPLACE FAN ASSEMBLY 8-15 A18 REAR PANEL PCB REMOVE AND REPLACE 8-22 373XXA MM 373XXA MM 8-23 REMOVE AND REPLACE A18 REAR PANEL PCB for Models 37325A and Below W87 A34J3 WI07 A18 REAR PANEL PCB REMOVE AND REPLACE Figure 8-12. 8-16 REMOVE AND REPLACE TEST SET MODULE ASSEMBLIES 373XXA MM 8-25 TEST SET MODULE ASSEMBLIES REMOVE AND REPLACE 8-26 373XXA MM REMOVE AND REPLACE TEST SET MODULE ASSEMBLIES 373XXA MM 8-27 TEST SET MODULE ASSEMBLIES REMOVE AND REPLACE 8-28 373XXA MM 8-17 373XXA MM 8-29 8-30 373XXA MM 373XXA MM 8-31 8-32 373XXA MM 373XXA MM 8-33 8-34 373XXA MM Page Page Appendix A Diagnostics Menus A-1 373XXA MM A-3 A-2 DIAGNOSTICS MENUS APPENDIX A A-4 373XXA MM APPENDIX A DIAGNOSTICS MENUS 373XXA MM A-5/A-6 Page 373XXA MM A-7/A-8 SYSTEM DESCRIPTION DIAGNOSTICS MENUS Figure A-1. Diagnostics Menus B Page Page Page Appendix B Error Messages B-1 373XXA MM B-3 B-2 B-3 B-4 373XXA MM 373XXA MM B-5 B-6 373XXA MM 373XXA MM B-7 B-8 373XXA MM 7204 GPIB COMMAND ERROR DESCRIPTIONS 373XXA MM B-9 7205 GPIB EXECUTION ERROR DESCRIPTIONS B-10 373XXA MM 373XXA MM B-11 B-12 373XXA MM 373XXA MM B-13 7205 GPIB QUERYERROR DESCRIPTIONS B-14 373XXA MM 7205 GPIB DEVICE DEPENDENT ERROR DESCRIPTIONS 373XXA MM B-15 B-16 373XXA MM 373XXA MM B-17 B-18 373XXA MM Page Page Appendix C Connector Maintenance Check Procedures C-1 C-2 373XXA MM C-3 C-4 373XXA MM PRECAUTIONS APPENDIX C C-3 APPENDIX C REPAIR/ MAINTENANCE 373XXA MM C-5/C-6 Page Page Appendix D Performance Specifications 373XXA MM D-3 D-4 373XXA MM 373XXA MM D-5 D-6 373XXA MM 373XXA MM D-7 D-8 373XXA MM D-9 373XXA OM D-10 373XXA MM 373XXA MM D-11 D-12 373XXA MM 373XXA MM D-13 TransmissionMagnitude Uncertainty TransmissionPhase Uncertainty Model 37347A (K Connectors) ReflectionMagnitude Uncertainty D-14 373XXA MM TransmissionMagnitude Uncertainty TransmissionPhase Uncertainty Model 37369A (K Connectors) ReflectionMagnitude Uncertainty 373XXA MM D-15/D-16 TransmissionMagnitude Uncertainty TransmissionPhase Uncertainty Model 37397A (V Connectors) ReflectionMagnitude Uncertainty Page Page Page Page Subject Index Number 372XXB MM Index-3 A B E E TO P INDEX F G H R INDEX R TO S S 372XXB MM Index-5/Index-6