Daewoo DSJ-4710CRU Service Manual - page 32
Manual is about: REAR PROJECTION TV
of
69
31
TROUBLE SHOOTING
No raster.
Vertical deflection
Horizontal
deflection
Check D drive signal in Q422 base
Check H drive signal input in Q430 base
Check H driver B+ voltage in T802 #5
Check IIC bus communication between main assy
and ICM2
Check ICM2 #40 (H-drive output)
5Vp-p
0.7Vp-p
12Vp-p
2Vp-p
6Vp-p
DC
115V
31.5KHz
31.5KHz
31.5KHz
NO
NO
Check
R449
Check Q422
NO
Check main
assy, ICM2