LG KE-20P32X Service Manual page 26

V. Deflection ERROR
Does the V-A, V-B
signal appear at pin 4, 7
of P805?
Is there about
14V at pin 6 of
IC701?
Is there about
-14V at pin 1 of IC701?
Check/Replace IC701
NO PICTURE
Does the RGB signal
appear at pin 3, 5, 7 of
P901A?
Is there about
185V at pin 1 of P902?
¡ Check/Replace IC901.
¡ Check screen voltage
3-14
YES
YES
YES
YES
YES
NO
Check the vertical part of VCD
NO
Check/Replace FR702, D703, C703.
NO
Check;/Replace FR701, D702, C704.
NO
Check the CVBS line of VCD
Check/Replace D701, C701, T701, 5PIN
NO
CONNECTOR.