Dell E2209Wc User Manual

22" LCD Color Monitor Dell E2209Wc
45
9. Maintainability
9.1 Equipments and Tools Requirement
1. Voltage meter
2. Oscilloscope
3. Pattern Generator
4. LCD Color Analyzer
5. Service Manual
6. User Manual
9.2 Trouble shooting
9.2.1 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 U701 PIN2=3.3V
C904(+)=1.8V
Reinsert or check the
Adapter/Inverter
section
X401 oscillate waveforms
are normal
Check CN701 or replace
U701, Q702,Q703
Check U401
Replace X401
OK
OK
OK
NG
OK
NG
NG

Dell E2209Wc Specifications

General

Brand	Dell
Model	E2209Wc
Category	Monitor
Language	English