LG 901B

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4. NO VERTICAL DEFLECTION
NO V-DEFLECTION
(ONE HORIZONTAL LINE)
CHECK
IC601 Pin 3
(15V) ?
CHECK
IC601 PIN 7
(47V)?
TROUBLE IN
T901 PIN 18
TROUBLE IN
T801 PIN 4, IC904
TROUBLE IN
IC601, V-CIRCUIT
NO
NO
YES
YES
CHECK
IC801 PIN 13
(SAWTOOTH WAVE)?
TROUBLE IN
IC801
NO
YES