29A-SX1
29A-SX5
29A-SX8
No
Check IC3801, IC3802, IC3803 and their peripheral circuit.
Yes
Are pin (8) of IC3801, pin (8) of IC3802 and pin (8) of IC3803.
Abnormal
Check the peripheral circuits of screen heater (FBT) and the CRT.
Check TU200(TUNER) and its related parts.Yes
No
Check IC401 its peripheral circuit.
CCheck Q200, Q201, Q203 and their peripheral circuit.
Check IC801 RGB out Normal?Check IC900, IC800, IC802, IC803 and their peripheral circuit.
No snow noise.
Check pin (19) of TU200.
YesNoYes
NoYesNo
Normal
TROUBLE SHOOTING TABLE (Continued)
Noise or signal appear.Is AV1, AV2, AV3 or DVD input normal?Check pin (36) of IC401 noise or signal appear?Check pin (15) of IC801 noise or signal appear?Check IC400, Q404, Q410, Q412 and their peripheral circuit.
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