Daewoo DVQ-13H1FC Service Manual page 24

2-6) NO ON-SCREEN DISPLAY
Check
the signal
(15,734Hz)
H.SYNC
#58
RESET #34
Vcc(5V) #37
#35
XCS01
32KHz
Check
the signal
(60Hz)
V.SYNC
#59
#72
#71
ICS01
TIMER/SYSCON
#64
#63
#62
#60
#36 #38 #39 #44 #45
XS02 LS01
16MHz
Check
Check
the waveform
the crystal
Check
data/clock signal
MDATA
MCLK
OSD R
OSD G
OSD B
BLANK
Check
OSD R/G/B/BLK
signal
If OSD does not operate,
then change the ICS01
23
TROUBLESHOOTING GUIDE
#11
#12
I501
DCT814B
#14
#15
#16
#17