ELECTRICAL
4
Is there about
44V at pin 6 of IC701?
YES
Is there about
15V at pin 3 of
IC701?
YES
V. Deflection ERROR
Check the vertical part of VCD
Check/Replace IC701
Does the V-A, V-B
signal appear at pin 4, 7
of P805?
YES
NO
Check/Replace FR702, D702, C704,
L731
Check;/Replace FR701, D701, C708,
C734.
NO
Is there about
200V at pin 1 of P901?
YES
NO PICTURE
Check the CVBS line of VCD
¡
Check/Replace IC901.
¡
Check screen voltage
Does the RGB signal
appear at pin 3, 5, 7 of
P902?
YES
NO
Check/Replace FR704, D703, C702,
T701, 5PIN CONNECTOR, L901, R911
NO
NO
Summary of Contents for KE-14P2B
Page 1: ...SERVICE MANUAL LG KE 14P2B MODEL ...
Page 20: ...3 7 BLOCK DIAGRAM ...
Page 21: ...VCD BLOCK DIAGRAM 3 8 ...
Page 22: ...VIDEO AUDIO BLOCK DIAGRAM 3 9 ...
Page 23: ...P No 3854VA0060B 2 2 Date 2000 4 6 ...
Page 24: ...PB A REC A PB V REC V P No 3854VA0060B 1 2 Date 2000 4 6 CIRCUIT DIAGRAM OF MV 995B ...
