Daewoo DTU-14XX ME Service Manual page 50

TROUBLE SHOOTING CHARTS
5. NO VERTICAL SCANNING(ONE HORIZONTAL LINE RASTER)
CHECK
DY CONNECTOR
NORMAL
CHECK INPUT
VOLTAGE OF I301
NORMAL
CHECK
VERTICAL INPUT
(Vin) OF I301
CHECK
VERTICAL OUTPUT
(Vout) OF I301
NORMAL
CHECK/REPLACE
DY
ABNORMAL
ABNORMAL
ABNORMAL
CHECK/REPLACE
I301
CHECK
Vertical Output
(Vout) of I301
CHECK/REPLACE
D410, D301
46V LINE, 16V LINE
CHECK
76,77 PIN OF I701
ABNORMAL
CHECK/.REPLACE
I701
NORMAL
CHECK/.REPLACE
R313, R314
C313, C314
R305, R312
C305, C306
-49-
NORMAL