Trouble Shooting - LG FLATRON W2486L Service Manual
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Also See for FLATRON W2486L:
- User manual (45 pages) ,
- Catalogue (18 pages) ,
- User manual (34 pages)
Table of Contents
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NO POWER
(POWER INDICATOR OFF)
CHECK ADAPTER
INPUT VOLTAGE
4PIN OF JK300( 12V)
CHECK IC301
PIN2 (1.8V) AND
CHECK IC302
PIN2(3.3V)
YES
CHECK CONTROL
ASSEMBLY OPERATION
YES
CHECK PULSE OF IC101
P25, P26
YES
CHECK IC101
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LG Electronics. Inc. All right reserved.
Only for training and service purposes
TROUBLESHOOTING GUIDE
YES
1. NO POWER
NO
NO
NO
NO
- 15 -
4PIN OF JK300( 12V)
CHECK ADAPTER AND FIND OUT A
SHORT POINT AS OPENING EACH
POWER LINE
CHECK IC302 PIN2( 3.3V)
CHECK REGULATOR AND FIND
OUT A SHORT POINT AS OPENING
EACH POWER LINE
CHECK POWER (3.3V) AND I2C
LINE OF CONTROL ASSEMBY
CHECK CRYSTAL( X101)
LGE Internal Use Only
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