Service Manual
31
Power (include IF +5Vand +3.3V) supply and display normal but
LED Amber
Is Power LED Amber?
Do the Hsync. & Vsync. Signals exist
in CN102
#13& #14 separately when
select VGA mode by OSD?
Do the Hsync. & Vsync. Signals exist
in R133 & R134?
Do the Hsync. & Vsync. Signals exist
in U105#32& #33?
Is the Q108 work normal
Is theLED control signal at 4# of
U105 high-low convertible when DC
on/off
END
Insert VGA Cable correctly
Check R133 & R134
Change R135 & R136
Change Q108
NO
NO
NO
NO
YES
YES
YES
YES
YES
Change U105
NO
Содержание E2209Wf
Страница 1: ...Service Manual 0 Service Manual LCD Monitor E2209Wf ...
Страница 7: ...Service Manual 6 Fig 12 ...
Страница 16: ...Service Manual 15 8 Key Parts Pin Assignments U105 TSUMU58EHJ LF 2 ...
Страница 17: ...Service Manual 16 ...
Страница 18: ...Service Manual 17 ...
Страница 21: ...Service Manual 20 Chapter 4 Disassembly Assembly 1 Exploded Diagram ...
Страница 22: ...Service Manual 21 2 E2209WFPf Disassembly Block Note 1 The arrows point out the direction of disassembly ...
Страница 23: ...Service Manual 22 3 Assembly Block Note 1 The arrows point out the direction of assembly ...
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Страница 45: ...Service Manual 44 ...
Страница 46: ...Service Manual 45 2 power board schematic ...
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Страница 49: ...Service Manual 48 ...
Страница 50: ...Service Manual 49 Attachment 3 PCB Layout power inverter bd power inverter board Top Layer ...
Страница 51: ...Service Manual 50 Bottom Layer ...