Acer AL1716 Service Manual - Page 37

Browse online or download pdf Service Manual for Monitor Acer AL1716. Acer AL1716 47 pages. 43.2cm(17”) tft color lcd monitor
Also for Acer AL1716: User Manual (17 pages), User Manual (10 pages), Service Manual (50 pages), Service Manual (50 pages), Specifications (2 pages), Service Manual (40 pages), Quick Start Manual (1 pages), User Manual (11 pages), User Manual (20 pages), Quick Start Manual (1 pages)

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Acer AL1716 Service Manual
No Backlight
Check C201 (+) =12V
Check ON/OFF signal
Check U201 pin9=12V ?
Check the pin1 of U201 have saw tooth wave
Check D201 (-) has the output of square wave at short time.
Check the resonant wave of pin2 & pin5 for PT201/ PT202
Check the output of PT201/PT202
Check connecter & lamp
NG
OK
NG
OK
OK
NG
OK
NG
OK
NG
OK
NG
OK
Change F902
Check Q203/D201
Check Interface board
NG
Change Q201 or Q202
Change U201
CheckQ205/Q207/Q203/Q201or
/Q206/Q208/Q204/D202
Check Q206/Q207/C211
Change PT201/PT202
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