Panasonic SA-G90 - Operation Checks and Component Replacement Procedures; PCB Checking Procedures

15. Cursor/enter buttons
16. Menu button (MENU)
17. SFC mode select button (SFC)
18. Test button (TEST)
19. Delay time/level adjust buttons (-, +)
20. Direct tuning/disc enter button / (DIRECT TUNING/DISC ENTER)
21. 10/enter button ( 10/ENTER)
22. Numbered buttons
23. Disc/deck 1/2 select button (DISC/DECK 1/2)
24. TV/video select button (TV/VIDEO)
25. Volume buttons (-VOL+)
6. Operation Checks and Component Replacement
Procedures
- This section describes procedures for checking the operation of
the major printed circuit boards and replacing the main
components.
- For reassembly after operation checks or replacement, reverse the
respective procedures. Special reassembly procedures are
described only when required.
6.1. Checking for the FL P.C.B., surround P.C.B. and IN/OUT terminal
P.C.B.
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