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Pioneer PL-470 Operating Instructions Manual page 11

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Hum noise
(A humming or buzzing
noise is produced by the
| speaker system.)
Abnormal sound tempo.
Remedy
proper contact.
: &
|
uN
@ Cartridge and/or stylus are not properly installed,
@ Interference is being picked up from leakage of
magnetic flux from stereo amplifier power trans-
former etc,, or froma TV set.
@ Make proper connections between the turntable and
stereo amplifier,
@ Properly install the cartridge and stylus
® Try changing the places of installation of the stereo
amplifier, TV set or turntable
| © The setting of the speed selector switch does not
match the record speed.
® Set the switch to the position which matches the
record speed (33 or 45).
TROUBLESHOOTING
44
<PRB-3082>

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