Hitachi C43-FD2000 Service Manual page 55

Deflection circuit
Check flow
Raster appear with
pin(1) and (2) of PQD2
shorted?
POW/DEF. PWB
No
Voltage of Q709 (B)
normal?
POW/DEF. PWB
Yes
Voltage of both ends of
T702 (primary side)
normal?
POW/DEF. PWB
Yes
Check Q777, QH01, T701 and
TH01
POW/DEF. PWB
Check Q933 and Q934. Try to open
Yes
DP39, DP41, DP34, QP42 and DP46.
Check one circuit at one time.
POWER-SUP PWB
No
Check IC01 pin(26)-Hout, pin(19)-DEF HVcc,
I908 and IG04
SIGNAL PWB
POWER-SUP PWB
No
Check T702, R730 and R748
POW/DEF. PWB