Daewoo DSC-30W60N Service Manual page 30

H/V Sync Check
(RF DTV, RF NTSC, AV NTSC)
DEC_HS is to PA06D.
33.75KHz
DEC_VS is to PA06D.
60Hz
YES
DEC_HS is input / output to pins 15, 2 of IC209.
DEC_VS is input / output to pins 14, 13 of IC209.
Pins 10, 11 of IC 202 : High (Base of QC215 : High)
YES
DEC_HS is input to pin 12 of IC 202.
DEC_VS is input to pin 2 of IC 202.
H_sync is output to pin 14 of IC 202.
V_sync is output to pin 15 of IC 202.
Pins 10 and 11 of IC 202 : High (Base of QC215 : High)
3.3Vp-p
3.3Vp-p
S2
END
29
NO
To DTV Decoder module
NO
Check IC 209.
NO
Check IC 202.
Troubleshooting charts