Service Manual ASUS VW223
55
8. Maintainability
8.1 Equipments and Tools Requirement
1. Multi-meter.
2. Oscilloscope.
3. Pattern Generator.
4. DDC Tool with an Compatible Computer.
5. Alignment Tool.
6. LCD Color Analyzer.
7. Service Manual.
8. User Manual.
8.2 Trouble Shooting
8.2.1 Main Board
No Power
No power
Press power key and look
if the picture is normal
Please reinsert and make sure
the AC of 100-240 is normal
Measure U8 PIN2=3.3V
U9 PIN2=1.8V
Reinsert or check the
Adapter/Inverter section
Measure
Y1
oscillate waveforms
are normal
Check CN3 or replace U8,
U9
Replace U
3
Replace Y1
OK
OK
OK
NG
NG
NG
NG
Содержание VW223 Series
Страница 8: ...Service Manual ASUS VW223 8 2 2 2 Attaching the Cables ...
Страница 11: ...Service Manual ASUS VW223 11 3 2 Factory Preset Display Modes Compliant Timing ...
Страница 15: ...Service Manual ASUS VW223 15 3 3 4 Electrical Characteristics TFT LCD Module ...
Страница 16: ...Service Manual ASUS VW223 16 Backlight Unit ...
Страница 17: ...22 LCD Color Monitor ASUS VW223 17 4 Block Diagram VW223D S N T ...
Страница 18: ...Service Manual ASUS VW223 18 VW223B ...
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Страница 29: ...Service Manual ASUS VW223 29 5 3 Key Board 6 PCB Layout 6 1 Main Board TOP ...
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Страница 33: ...Service Manual ASUS VW223 33 6 2 Power Board ...
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Страница 39: ...Service Manual ASUS VW223 39 6 3 Key Board ...
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