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Marantz 1060 Service Manual page 4

Console stereo amplifiers
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TROUBLE
ANALYSIS
Excessive line consumption
No line consumption or zero bias
High hum and noise level
Parasitic oscillation
Improper clipping
POWER
AMPLIFIER
ADJUSTMENT
Check for shorted HOO7, H802, H803.
Check for shorted transistor HOO1
through
HO04.
Check LOO1 for short.
Check
line cord, fuse, shorted HOO5, HOO6G,
H713, H714.
Check for open rectifiers
HOO7, H802, H803
or open L001.
Check filter capacitors CO03, C703, C704.
Check
for
defective
C713,
C714,
C727
through C730.
Check
for proper
adjustment
R723
and
R724.
adjust the R730 for the same reading.
adjust the R724.

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