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Check P2004 (RM) #4pin
Is the Backlight off?
To "The backlight does not go on."
Is there the clock output at pin (26) of IC4601?
Check IC4502 and their peripheral circuits.
TROUBLE SHOOTING TABLE
No picture comes out.
H
YES
YES
L
Check P2004 (RM) #8pin
H and L
Check the power unit.
Blinking once? (At regular intervals)
NO
Check the power unit.
Blinking once?
NO
To "The backlight does not go on."
Blinking twice?
NO
Check the panel power supply circuit.
Blinking five times?
NO
Check the temperature of the set.
Blinking six times?
Check the fan motor and its peripheral circuits.
NO
Check the FFC (LV, SC4601) connections.
54
L and H only
YES
YES
YES
YES
YES
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