LG KF-20P31 Service Manual page 25

NO POWER : NO MONITOR ON
Check the
NO POWER(NO ST-BY)
Is there about
6V at pin 9 of P804?
Is there about 115V
at '+' terminal of C865?
Go to NO RASTER BLOCK
Check T701, Q781 and go to
NO RASTER BLOCK
3-12
BLOCK
YES
YES
YES
NO
Go to NO POWER (NO ST-BY)
NO
Check the pin 10 of P804 ; "HIGH"
● Check/Replace D851, L851,
NO
● Check the pin 10 of P804 :
BLOCK
C860, IC851.
'HIGH"