Dell 2209WA Service Manual page 47

Lcd monitor
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Service Manual
END
Power (include IF +5Vand +3.3V) supply normal but LED Amber
Is Power LED Amber?
YES
Do the Hsync. & Vsync. Signals exist
in CN102 #13& #14 separately when
select VGA mode by OSD?
YES
Do the Hsync. & Vsync. Signals exist
in R136 & R136
YES
Do the Hsync. & Vsync. Signals exist
in U105#32& #33?
YES
Change U105
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46
NO
Insert VGA Cable correctly
NO
Check R135 & R136
NO
Check R133 & R134

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