LG Flatron W2442PA User Manual

TROUBLESHOOTING GUIDE
1. NO POWER
NO POWER
(POWER INDICATOR OFF)
CHECK IC101
NO
NO
CHECK POWER BOARD,
AND FIND OUT A SHORT
POINT AS OPENING
EACH POWER LINE
CHECK IC402(3.3V)
IC401(1.8V) LINE
NO
CHECK CRYSTAL(X101)
YES
YES
YES
CHECK P402 VOLTAGE
PIN5, PIN6 (5V)?
IS IC402 PIN3
IC401 PIN3
CHECK IC101 PIN25
PULSE
1
2
13
14
Waveforms
1
P402-#5,6
2 IC4
02-#2
3
IC401
4
IC101
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Copyright 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only

LG Flatron W2442PA Specifications

General

Brand	LG
Model	Flatron W2442PA
Category	Monitor
Language	English