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LG V7550 Service Manual page 15

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NO H-DEFLECTION
CHECK
Q706?
YES
CHECK
B + VOLTAGE
(50V)?
YES
CHECK
T701(FBT) PIN 2
(60~150V) ?
YES
CHECK
Q705 COLLECTOR
WAVEFORM?
YES
0V
T
TROUBLE IN
T701, P701
4. NO HORIZONTAL DEFLECTION
NO
NO
NO
NO
- 15 -
TROUBLE IN
Q706
TROUBLE IN
50V LINE
TROUBLE IN
Q719, Q720, IC701, D710
TROUBLE IN
Q705
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