Read LG 37LC2DB (CHASSIS:LD61A) Service Manual online
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Push the POWER
ON key
Check for S/W error
Replace Cortez
Replace Hudson
Power Error
Replace IC301
Power Error
Attach the input
cable(s)
Replace Jack Board
Component
Power Error
Check the
Condition of all
Connectors, wafers,
I2C In the
system.
Check Y,Pb,Pr
At L129,128,130
respectively
Check 3.3V
At L110 on jack
board
Check Sync_DE
Signal at R370
Check 24bit
RGB at AR700-
AR705
Check LVDS
Output of Cortez
Check Power
Levels and crystal
Check 5V
At L303 on jack
board
Is the
Set ON?
Is the input cable
attached?
What is
the input signal
mode?
YES
NO
NO
YES
PASS
FAIL
FAIL
PASS
FAIL
FAIL
FAIL
PASS
FAIL
PASS
PASS
PASS
PASS
PASS
FAIL
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