DELL E152FPc
31
4.U200-DATA OUTPUT
Measured DVS, DHS (pin 8,9 from U200)
Is the waveform ok?
DCLK around 48 MHZ, DVS=60.09Hz, DHS
around 31 KHz? (Refer to input
signal=640x480@60 Hz 31k, and LED is Green)
NG, no transition
OK
Replace GMZan3 (U200) or replace
MAINBOARD.
Check U200 GMZan3
Signal output TX1+, TX1-, TX2+,
TX2-, TX3+, TX3-, Is the waveform
ok?
If Main Board being replaced please do
the DDC – content reprogrammed and
re-adjust the white balance
OK
OK
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