NEC DSC-3261HA - Page 17

16
Trouble Shooting Charts
4. NO VERTICAL SCANNING(ONE HORIZONTAL LINE RASTER)
Check
DY Connector
NORMAL
NORMAL
ABNORMAL
ABNORMAL
ABNORMAL
Check/Replace
D406, D403”
48V line, 19V line
Check
Input Voltage of I301
Check
Vertical input(Vin+, Vin-)
of I301
Check
34, 35th pin of I701
Check/Replace
I701
Check
Vertical output
(Vout+, Vout-) of I301
Check
output of I301
Check/Replace
peripheral componennts
of I301
Check/Replace
I301