ViewSonic Corporation
Confidential - Do Not Copy
50
6.
Black Screen and backlight turn on
Black Screen
Power Fail
Check Power Supply:
Pin 1, 2 of CN101
Check Power:
Pin 2 of U101 and Pin 2
of U102
Check Reset Waveform
(Pin 84 of U105)
Check Crystal Waveform
(Pin 96,97 of U105)
U101, U102 Fail
Check X101,
C153, C154
U105
(TSUM16AL) Fail
NG
OK
NG
OK
NG
OK
OK
NG
Check C144 and
R172
V
X
193
5
wm-
3
Содержание VS11444
Страница 5: ...ViewSonic Corporation Confidential Do Not Copy 2 Handling and Placing Methods VX1935wm 3 ...
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Страница 44: ...ViewSonic Corporation Confidential Do Not Copy 41 Disassembly Procedure BASE HINGE COVER VX1935wm 3 ...
Страница 45: ...ViewSonic Corporation Confidential Do Not Copy 42 STAND FRONT COVER VX1935wm 3 ...
Страница 46: ...ViewSonic Corporation Confidential Do Not Copy 43 BACK COVER PANEL VX1935wm 3 ...
Страница 59: ...8 Exploded Diagram and Exploded Parts List ViewSonic Corporation Confidential Do Not Copy 56 VX1935wm 3 ...
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Страница 63: ...ViewSonic Corporation Confidential Do Not Copy 60 9 Block Diagram VX1935wm 3 ...
Страница 71: ...ViewSonic Corporation Confidential Do Not Copy 68 11 PCB Layout Diagrams VX1935wm 3 ...
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