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5. Horizontal Output Circuit
11V
0V
10V
0V
66V
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Trouble in Horizontal
output circuit
(No Raster
Is the
B+line voltage
over 180V?
Yes
Is the H-out
waveform of IC501
normal?
Yes
Is the Collector
wave form of
Q541 or Q542
normal?
Yes
Is the Collector
waveform of
Q543 normal?
Yes
Trouble in Q547 and
its ambient circuit.
19
Trouble in B+ Booster Circuit
No
(Check the B+section of IC501,
Check Q546 and its ambient
circuit).
No
Trouble in IC501
No
Trouble in Q541, Q542
No
Trouble in Q543 and its
ambient circuit.
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