Sony TC-K850ES Operating Instructions Manual page 16

Troubleshooting Guide
Recording and playback problems
Symptom
Cause
Remedy
Recording or playback cannot be
made or there is a decrease in sound
level.
Heads are either dirty or magnetized.
Clean or demagnetize the heads.
Improper connection.
Make connections properly.
Improper setting of the amplifier
controls.
Set the amplifier controls to the
appropriate positions.
Excessive wow, flutter or dropout.
Head, capstan or pinch roller is dirty.
Clean in accordance with instructions
shown on page 14.
Incomplete erasure. | Erase head is dirty.
Clean the erase head.
Increased noise or poor reproduction
in high frequencies.
Head is magnetized. Demagnetize the head.
Unbalanced tone in high frequencies. Improper setting of the DOLBY NR
switch.
When playing back, set the switch to
the same position used in recording.
The unit is placed near a television
set.
Move the unit away from the
television set.
The desired selection cannot be
located even though you activate the
AMS.
There is noise in the space between
selections.
The space is less than 4 seconds
long.
Rerecord the tape if you can, and
insert a blank space of 4 seconds
using the © button.
The ppd or IkK button is pressed
immediately before or after the
beginning of the following selection.
Playback may begin in the middle of
the selection when the AMS is
activated.
Symptom
| The following will be treated as
blanks:
—a passage of low frequencies or
very low volume
—a gradual increase or decrease in
volume.
Cause
Press the > or <q button.
Remedy
Hum noise.
The unit is stacked on or under the
amplifier.
Separate the unit.
Noise is recorded.
Sony Corporation Printed in Japan
Recording was made near equipment
such as a television set or a color
monitor, and interference has
affected the recording on the tape
and the Dolby NR system.
Move the unit away from the
television set or color monitor.