4-1
Chapter 4
Maintenance
Title Page
4-1. Introduction........................................................................................... 4-3
4-2.
Accessing the Fuse................................................................................ 4-3
4-3. Cleaning the Air Filter .......................................................................... 4-3
4-4. General Cleaning .................................................................................. 4-4
4-5. Cleaning PCA's..................................................................................... 4-5
4-6. Access Procedures ................................................................................ 4-5
4-7. Top and Bottom Covers.................................................................... 4-5
4-8. Digital Section Cover ....................................................................... 4-5
4-9. Analog Section Covers..................................................................... 4-5
4-10. Rear Panel Removal and Installation................................................ 4-5
4-11. Rear Panel Assembly Access ........................................................... 4-6
4-12. Front Panel Removal and Installation .............................................. 4-6
4-13. Display Assembly Removal and Installation ............................... 4-7
4-14. Keyboard Assembly Removal and Installation............................ 4-7
4-15. Analog Assembly Removal and Installation .................................... 4-8
4-16. Digital Assembly Removal and Installation..................................... 4-10
4-17. Power Transformer Removal and Installation.................................. 4-10
4-18. Hybrid Cover Removal..................................................................... 4-10
4-19. Front/Rear Binding Post Reconfiguration ............................................ 4-10
4-20. Installing a Wideband AC Module (Option -03) .................................. 4-12
4-21. Clearing Ghost Images from the Control Display ................................ 4-12
4-22. Replacing the Clock/Calendar Backup Battery .................................... 4-12
4-23. Using Remote Commands Reserved for Servicing............................... 4-13
4-24. Using the ETIME Command............................................................ 4-13
4-25. Fault Codes ........................................................................................... 4-15
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