Sony STR-AV970X - Troubleshooting Guide; Radio Broadcast Reception Issues; Equalizer and Surround Function Issues; Remote Commander Problems

Troubleshooting Guide
Before proceeding through the check list below, examine the connections and the procedures outlined in the manual.
Should any problem persist after you have checked the following items, consult your nearest Sony dealer.
Radio Broadcast Reception
Problem
Cause
Solution
a
Ke FM station can be located by
Auto-Tuning operation.
— t
The signal strength of the stations is too
weak.
Press the TUNING LEVEL button to set
the receiving signal level low.
The STEREO indicator flickers or does
not appear when receiving stereo
programs.
A very weak FM station or a noisy FM
program is received.
| ony
Adjust the antenna or connect an
external FM antenna.
Press the FM MODE button to set to
MONO mode.
No station can be tuned in by Auto-
Tuning operation.
No stations can be tuned in by pressing
PRESET TUNING +/-.
_|
The AM tuning interval is set incorrectly.
Change the tuning interval according to
the AM frequency allocation system of
your country. (See page 5)
ge: oat
The signal strength of the station is too
Adjust the antenna.
7
1
weak for Auto-Tuning.
Directly tune in the stations.
(See page 14)
No stations have been preset.
Preset the stations. (See page 16)
Graphic Equalizer Function
Problem Solution
Equalization curve adjustment is
impossible.
The unit is in a wrong mode.
Surround Function
Problem
Surround effect cannot be obtained.
Equalization circuit is turned off.
The unit is in a wrong mode.
Press CURSOR MODE to set the
equalizer mode.
Press EQUALIZER ON/OFF.
Solution
Press CURSOR MODE to set the
surround mode.
Surround effect cannot be adjusted.
Surround circuit is turned off.
Press SURROUND ON/OFF.
Remote Commander
[ Problem
~
Cause
Solution
J.
The remote commander will not operate.
The batteries are exhausted.
-_
Replace the batteries with new ones.
{__
The commander head is not pointed
toward the unit's front.
4
Point the commander head toward the
receiver.
There is an object between the
commander and the receiver.
Remove the object.
36