LG RZ-32LZ50 Service Manual - Page 17

LG RZ-32LZ50 Manual

Page 17 highlights

NO SOUND IS THE SPK CABLE CONNECTED WELL? No INSERT CABLES WELL Yes DOES IC302 OPERATE? No CHECK IC302 OR CHANGE Yes DOES IC301 OPERATE? No CHECK IC301 OR CHANGE Yes DOES IC300 OPERATE? No CHECK X300 OR CHANGE Yes DOES IC400 OPERATE? No CHECK X400 OR CHANGE Yes REPLACE JACK BOARD - 17 -

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- 17 -
NO SOUND
REPLACE JACK BOARD
INSERT CABLES WELL
IS THE SPK CABLE
CONNECTED WELL?
No
CHECK IC302 OR CHANGE
DOES IC302 OPERATE?
No
Yes
CHECK IC301 OR CHANGE
DOES IC301 OPERATE?
No
Yes
CHECK X300 OR CHANGE
DOES IC300 OPERATE?
DOES IC400 OPERATE?
No
Yes
Yes
Yes
CHECK X400 OR CHANGE
No