Acer
Acer –LCD-X163W
37
3. No Raster
No raster?
Yes
No
Check power supply
No
Check I/F board
Yes
R503 open
No
Yes
Is Ok IC501?
Yes
U501 fail
No
IC501 fail
T501 fail
No
Connecting the
output connector
again
No
Yes
Is there 14Vdc
voltage on pin9 of
IC501?
Yes
Is there high-level
voltage on pin8 of
IC501?
Is Ok R503?
Are connected rightly
CN501, CN502?
Is there instantaneously pulse
wave on pin14, pin11 of
IC501 at the moment of
restart?
Is T501 ok?
LED Blue?
Backlight can’t
be turned on.
Yes
Yes
Yes
No
Check feedback circuit
D507,D508.
Yes
END
Содержание X163W
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Страница 39: ...Acer Acer LCD X163W 38 4 Black Screen ...
Страница 40: ...Acer Acer LCD X163W 39 5 Bad Screen ...
Страница 41: ...Acer Acer LCD X163W 40 6 White Screen ...
Страница 43: ...Acer Acer LCD X163W 42 06 Schematics and Layouts 6 1 PI BD Layout ...
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Страница 45: ...Acer Acer LCD X163W 44 6 2 IF BD Layout ...