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Q871,Q851,Q852,IC856,
Check the H-OUT voltage at
8.0V
Check the voltage of C404(+).
Check / Replace
R407,D867,FB854.
Check / Replace
R865,L853,D850,F854.
Check the voltage at
pin 4 of STR.
Check / Replace
R809,D802,D803.
TROUBLE SHOOTING
Check pin 31 of MICOM.
Check / Replace
IC802,IC803.
pin 8 of IC1113.
Check / Replace
IC11,FR359,FR360,
0V
Check / Replace
IC1113.
67V
Check the voltage at
pin 2 of FBT.
135V
Check / Replace
Q401, Q402, T401.
Check the voltage of C821.
15V
Check / Replace
IC801 and the
secondary part of
POWER circuit.
- 20 -
5V
Check the voltage at
pin 41 of MICOM.
3.3V
0V
Check / Replace
D414,FR443,Q855,Q856.
D339,D349.
Check / Replace
SW1101,F1511,T1511,
DB814,TH810.
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