LG FLATRON L2320A - NO RASTER ON DTV SIGNAL

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Copyright 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
NO RASTER ON DTV SIGNAL
Repeat
‘A’ Process
Fail
Pass
Pass
Pass
Pass
Check
Digital Switch for DTV
(Main B’d : U7,U15)
Check
Input Signal Connection
(Y/Pb/Pr?)
Not support 480i
Power S/W off and on after
remove the Input signal
cable
Resoldering
Or Replace
Device
Fail
Check
U14(AD9883)
*In/Out H/V Sync
*Output Data
*Check the Power
(3.3V-DTV)
*Replace Device