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TROUBLE CHECKS
The following trouble checks will help you correct most common
problems encountered
with a turntable system. Should any pro-
blem
persist
after you
have
made
these
checks,
consult
your
nearest Sony service facility.
TROUBLES
CAUSES
The tonearm does not lower
on the record but returns to
the arm rest.
- Transparent record
~ Warped record
v The cartridge and the car-
tridge shell are too heavy or
"L" or "H" blinks on the
too light.
STYLUS
FORCE indicator.
;
~ The tonearm is secured to the
arm rest.
~ A rubber mat other than the
The tonearm always lowers
one supplied being used.
on the point for 30cm
records.
~ Incorrect placement of the
supplied rubber mat
- A record with shallow return
grooves being played by a
cartridge with low stylus-
force
Auto return does not operate
at the end of play.
~ Improper stylus-force
Impaired tone quality
- Dusty stylus
' worn stylus
y Loose connection of phono
cord
Nie-atidie ner wae chanel
_ Loose attachment of the car-
tridge shell to the tonearm
' Dirty cartridge shell terminals.
Steady low-pitched humming
- Ground wire is not connected
sound
to the amplifier.
- Improper stylus force
Groove skipping ; tonearm
skating; tonearm not advanc-
ing.
- Turntable not level
~ Defective record
- The turntable is subjected to
aa
external vibration.
~ The turntable is placed too
near the speaker.
Loud rumble or low-
frequency howl *
* This is called "acoustic feedback" and is caused when vibrations from the
speakers are transmitted through the air or via solid objects (such as the
14
Before proceeding with these trouble checks, first refer to the con-
nections on page 7 and the operating procedures on page 8.
WHAT TO DO
>
Play the record manually.
————
Check the cartridge (including the cartridge shell)
weight.
Release the arm rest clamp.
Use the supplied rubber mat.
Align the prisms in the rubber mat with the holes
for prisms of the platter.
Apply more stylus-force.
———_—
Apply proper stylus-force (See page 6.)
Clean the stylus with a soft brush from back to
front.
The stylus life is approx. 400 hours.
Replace with a
new stylus.
Connect the cord firmly.
Fix the shell to the tonearm firmly.
Clean the terminals with a soft dry cloth.
Connect the ground wire to the amplifier.
————
Apply proper stylus-force.
(See page 6.)
Place the turntable on a level surface.
Place the turntable on a solid surface free from ex-
ternal vibration.
Locate the turntable as far away from the speaker
as possible.
shelves, the cabinet, the floor, etc.) to the turntable, where it is picked up by
the stylus, amplified and reproduced through the speakers once again.
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