KLV-32EX600, KLV-40EX600 - Sony TV Service Manual (repair manual). Page 14

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KLV-32, 40 EX600
RM-GA018
OK
Audio UI Setting, ok?
Main Spk No 
Sound
Spk Wire, 
Connector, ok?
Spk Impedance 
7~8ohm, ok?
CN6200 pin1, 12.6V ok?
F4001
Ok?
IC4002 pin1 -> 3.3V
IC4002 pin2 -> 1.8V
Ok?
NG
Correct UI
Change 
spk wire
Change 
main spk
Change BAA Board
NG
NG
OK
OK
OK
OK
NG
NG
Refer "Standby 
LED Blink"
L4004, L4005, 
L4006, L4007 -> 6~7Vdc, ok?
Amp IC NG
Amp IC / 
Main IC NG
A
A
NG
OK
OK
NG
3-2-2. Flowchart B - Main Speaker No Sound
3-2-3. Flow Chart C -Monitor Out No Sound
Monitor Out No 
Sound
Audio UI Setting, ok?
NG
Correct UI
RCA cable, 
target unit, ok?
C4075 -> 9V
or F6300 -> 0ohm
or R4095 -> 3V, ok?
Change 
RCA cable 
/ target unit
Vcc NG / 
Main IC 
NG
Change BAA Board
OK
OK
OK
NG
NG
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