Table of Contents
Advertisement
140 BDL4785SL LCD
CVBS repeat output no signal
VGA repeat output no signal
DVI picture display abnormal
IR function fail
Detect ambient light function fail
Repair Flow Chart
Check U1 operation normal?
Check U3 operation normal?
Check MU29 operation normal?
1. Check cable or change another IR
board ( IR Board )
2. Check MJ2 , MU2 ,U14 ,U15, MU45
( IR Connector )
Check cable or change another IR board
Advertisement
Table of Contents
