White Screen - RCA 26LA33RQ Service Manual

5,1 DispJay Exceptions
5.1.2 White screen
- White screen "_
Do pin1-3 of
CN17have 12Vdrvi _
voltage?
No
Yes
No
<.. Check the voltage >
Check the power board
i Change Q8 or R27
_o___
i ChangeU8 or main
board
i
i
Check the LVDS
signal of CN17 open
or s_ort c rcu t?
if the open
circuit is caused by
bad PCB
Sho_ Yes
Check RN6_RN10 is normal? 1
$ 4
ChangeU8 1 ChangeRN6-RN10
1
Version 1.0
14