25
29A-SX1
29A-SX5
29A-SX8
Check TU200, Q204 etc.
Does 5V appear at pin (7) of
TU200.
Check L201, IC751 etc.
No
Yes
TROUBLE SHOOTING TABLE (Continued)
NO PICTURE
Does the snow noise appear
on the picture tube at max
contrast and brishtness
control?
C
Snow noise increase.
Does 9V appear at pin (6) of
TU200 (TUNER).
Check IC750, L202, TU200
etc.
No
Does 33V appear at pin (9) of
TU200.
Check IC753, L203 etc.
Yes
No
Yes
No
Summary of Contents for 29A-SX1
Page 31: ...31 29A SX1 29A SX5 29A SX8 WAVEFORMS ...
Page 32: ...32 29A SX1 29A SX5 29A SX8 CHASSIS LAYOUT ...
Page 33: ...33 29A SX1 29A SX5 29A SX8 ...
Page 34: ...34 29A SX1 29A SX5 29A SX8 BLOCK DIAGRAM MAIN UNIT BLOCK DIAGRAM ...
Page 35: ...35 29A SX1 29A SX5 29A SX8 ...
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Page 41: ...41 29A SX1 29A SX5 29A SX8 A B C D E F G H I J 1 2 3 4 5 6 7 8 9 10 CRT UNIT ...
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Page 70: ...70 29A SX1 29A SX5 29A SX8 M E M O ...
Page 85: ...Ref No Part No Description Code Ref No Part No Description Code 85 29A SX1 29A SX5 29A SX8 ...