HP 16500A Service Manual page 4

HP 16500A/16501A - Contents
Section IV
Adjustments
4-1. Introduction ......................................................................................................................... 4-1
4-2. Degaussing the Display ...................................................................................................... 4-1
4-3. Safety Considerations ........................................................................................................ 4-1
4-4. Adjustment Test Patterns ................................................................................................... 4-2
4-5. Color Display Module Adjustments ..................................................................................... 4-7
Section V
Replaceable Parts
5-1. Introduction ......................................................................................................................... 5-1
5-2. Abbreviations ...................................................................................................................... 5-1
5-3. Replaceable Parts List ........................................................................................................ 5-1
5-4. Exchange Assemblies ........................................................................................................ 5-1
5-5. Ordering Information ........................................................................................................... 5-1
5-6. Direct Mail Order System ................................................................................................... 5-2
Section VI
Service
6-1. Introduction ......................................................................................................................... 6-1
6-2. Safety Considerations ........................................................................................................ 6-1
6-3. Service Test Equipment Required ...................................................................................... 6-1
6-4. Theory of Operation ............................................................................................................ 6-1
6-5. Power- Up Tests ................................................................................................................. 6-6
6-6. Mainframe Tests ................................................................................................................. 6-8
6-7. Troubleshooting .................................................................................................................. 6-19
6-8. Repair ................................................................................................................................. 6-46
6-9. Tools Required ................................................................................................................... 6-47
6-10. Cover Removal ................................................................................................................... 6-47
6-11. Power Supply Replacement ............................................................................................... 6-48
6-12. Mother Board Replacement ................................................................................................ 6-50
6-13. Rear Fan Replacement ...................................................................................................... 6-52
6-14. Side Fan Replacement ....................................................................................................... 6-54
6-15. Rear Disk Drive Replacement ............................................................................................ 6-56
6-16. Front Disk Drive Replacement ............................................................................................ 6-58
6-17. Microprocessor Board Replacement .................................................................................. 6-60
6-18. Front-Panel Board Replacement ........................................................................................ 6-62
6-19. Color Display Module Replacement ................................................................................... 6-64
6-20. Expansion Interface Board Replacement ........................................................................... 6-70
6-21. Mainframe Interface Board Replacement ........................................................................... 6-72
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