29R600P
SOLID STATE DEVICE BASE DIAGRAM
NO
Is the white balance properly adjusted?Readjust the white balance.
The picture colour is yellow.Check pins (1), (9) of IC851 and its adjacent circuit.
AbnormalYES
Abnormal
YES
Check R638,R620 and R512.
Correct and change the wrong parts.
Check IC501 bias.
Readjust vertical size.
(SECAM)
Check R503, R504 and R505.Check pins (7), (3) of IC851 and its adjacent circuit.
Is some colour produced in B/W broadcast reception?The picture colour is magenta.
NO VERTICAL SCANCheck IC201 and bias control circuit.Vertical size is abnormal/non linearity.
NO SPECIFIC COLOURNONO SPECIFIC COLOUR
Check IC901 and its related parts.
AND VERTICAL LINEARITY
DEFECTIVE VERTICAL AMP.
Normal
Normal
(NO COLOUR SYNCHRONIZATION)
Check R503, C502, R501, C503 and C501.
Check IC201, R802, R803, R804 and R412.
The picture colour is cyan.Check IC801,IC401, X801, X802, C802, C803 and C804.Check pins (2), (8) of IC851 and its adjacent circuit.(PAL/NTSC)
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