No Vertical Deflection - Fujitsu 17P4-FS792E Manual

NO V-DEFLECTION
(ONE HORIZONTAL LINE)
CHECK
IC601 Pin 2
(15V) ?
YES
CHECK
IC601 PIN 4
(-12V)?
YES
CHECK
IC701 PIN 13
(SAWTOOTH WAVE)?
YES
TROUBLE IN
IC601, V-CIRCUIT

4. NO VERTICAL DEFLECTION

NO
NO
NO
TROUBLE IN
T901 PIN 15
TROUBLE IN
T901 PIN 17, D907
TROUBLE IN
IC701