LG-GOLDSTAR CD300A/C/S Repair Manual

V. Deflection ERROR
Does the V-A, V-BNO
Check the vertical part of VCD
signal appear at pin 4, 7
BOARD
of P805?
YES
Is there about
NOCheck/Replace FR702, D702, C704,
15V at pin 3 of
L731
IC701?
YES
Is there aboutNOCheck;/Replace FR701, D701, C708,
44V at pin 6 of IC701?L732, C734.
YES
Check/Replace IC701
NO PICTURE
NOCheck the CVBS line of VCD BOARDDoes the RGB signal
appear at pin 3, 5, 7 of
(Refer to VCD BLOCK DIAGRAM)
P2902? (14" : P1902)
YES
Check/Replace FR704, D703, C702,
Is there about
NO
200V at pin 1 of P2901B?T701, 5PIN CONNECTOR, L2901,
(14" : P1901B)R2924 (14" : L1901, R1924)
YES
! Check/Replace IC2901.
(14" : IC1901)
! Check screen voltage
4