14
Actual total number:
Sony EXR-400 (
E
) 3-810-306-11 (2)
EN
Troubleshooting guide
The following check will assist in the correction of most problems which you may encounter with
your unit.
Before going through the check list below, refer to the operating procedures.
General
Cause/Solution
•Adjust the volume with
(+)
.
•Set the fader control to the center position on the 2-speaker
system.
Remove the front panel and clean the connectors. See “Cleaning
the Connectors” of “Maintenance” for details.
Problem
No sound
Indications do not appear on
the display window.
Tape playback
Cause/Solution
Contamination of the tape head.
n
Clean the head.
•There is a noise in the space between tracks.
•A blank space is too short (less than four seconds).
•
+
on
(SEEK/AMS)
is pressed immediately before the
following track.
•
=
on
(SEEK/AMS)
is pressed immediately after the track
starts.
•A long pause, or a passage of low frequencies or very low
sound level is treated as a blank space.
Problem
Playback sound is distorted.
The AMS does not operate
correctly.
Radio reception
Problem
Preset tuning is not possible.
Automatic tuning is not possible.
The “ST” indication flashes.
Cause/Solution
• Memorize the correct frequency.
• The broadcast is too weak.
The broadcast is too weak.
n
Use the manual tuning.
• Tune in precisely.
• The broadcast is too weak.
n
Press
(SENS/BTM)
to enter the
MONO mode.
Disc play
Problem
Playback sound skips.
Cause/Solution
A dusty or defective disc.
