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Circuits checked:
VERTICAL SNCHRONIZATION
CANNOT BE OBTAINED
IC301 and its related
circuit.
1
lL-__
D_O-,E_S_SY_N __ C_S_IG_N_A __ L_AP __ P_E_A_R_A_T __
IC_~
__ 1,#_5 ____
.~
1
1
YES
I
1
IS THERE THE SAWTOOTH
WA VE AT IC301 #4 ?
IC~l,
VR303, D301
IC301, R309, R312
VR301,302, C309
Circuits checked :
HORIZONTAL SYNCHRONIZATION
IC401 and its related
circuit.
CANNOT BE OBTAINED
1
DOES SYNC SIGNAL APPEAR NP"IC401 #14 ?
DOES THE SIGNAL INPUT
AT IC401#3 ?
H-HOLD ADJUSTMENT IS RIGHT?
1------------1·1
IC402, Q408
35
IC106,107, Q116,401
Q405, 407, 408
IC401, VR401
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