PIONEER SC-LX90/WVLXJ5
Instrukcja Serwisowa

5

6

7

8

A

C
OK

Do the 10-ch indicator and LCD backlight light?
B

NG

OK

Is 8-V power supply active?
Check Pin 1 of the CN6503 on the PERCH PS Assy.

Does the MCACC indicator light?

C

NG

OK

NG

Failure in the LCD8V power supply

Failure in the DISPLAY microcomputer or a block of the front panel

Failure in the block of the front panel

OK

D

Failure in the Assy that cannot be controlled or poor connection between the uncontrollable Assy and other Assy

E

F

SC-09TX
5 6 7 8

45