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
Power Error
Replace Jack Board
Attach the input
cable(s)
RGB
Check the
Condition of all
Connectors, wafers,
I2C In the
system.
Is the
Set ON?
Is the input
cable attached?
What is
the input signal
mode?
Check LVDS
Output of Cortez
Check 24bit
RGB at AR700-
AR705
Check RGB
HV signal at R513
512,509,510,515
On Jack board
Check 3.3V
At L500 on jack
board
Check Power
Levels and crystal
YES
NO
NO
YES
PASS
PASS
FAIL
FAIL
FAIL
PASS
PASS
PASS
FAIL
FAIL
FAIL
PASS
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