Sony CMT-DF1 Speaker System User Manual


 
Troubleshooting
37
GB
Should you encounter a problem with your
system, do the following:
1 Make sure the power cord and speaker
cords are correctly and firmly connected.
2 Find your problem in the troubleshooting
checklist below and take the indicated
corrective action.
If the problem persists after doing all of the
above, consult your nearest Sony dealer.
Note that if service personnel changes some
parts during repair, these parts may be retained.
General
There is no sound.
Press VOLUME +.
Make sure the headphones are not connected.
Check the speaker connections (page 7).
The system is in pause mode or in slow-motion
play mode. Press H (or NX on the unit) to
return to Normal Play.
Set “SPDIF Output” under “SPDIF Setup” in
“Audio Setup Page” to other than “SPDIF Off.”
There is severe hum or noise.
Move the system away from the source of noise.
Connect the system to a different wall outlet.
Install a noise filter (commercially available) to
the power cord.
The remote does not function.
Remove the obstacle.
Move the remote closer to the system.
Point the remote at the system’s sensor.
Replace the batteries (R6/size AA).
Locate the system away from the fluorescent light.
There is acoustic feedback.
Reduce the volume.
Move the microphone away from the speakers or
change the direction of the microphone.
The color irregularity on a TV screen persists.
Turn off the TV set once, then turn it on after 15
to 30 minutes. If the color irregularity still
persists, place the speakers farther away from the
TV set.
Speakers
Sound comes from one channel or
unbalanced left and right volume.
Check the speaker connection and speaker
placement.
The source being played back is monaural.
Sound lacks bass.
Check that the speaker cords are connected
correctly.
DVD/VIDEO CD/CD/MP3/JPEG/
DivX player
Play does not start.
Open the disc compartment and check whether a
disc is loaded.
Wipe the disc clean (page 43).
Replace the disc.
Place the disc that this system can play (page 4).
Place the disc correctly.
Place the disc in the tray with the label side up.
Remove the disc and wipe away the moisture on
the disc, then leave the system turned on for a few
hours until the moisture evaporates.
Press H (or NX on the unit) to start play.
The region code on the DVD does not match the
system.
Troubleshooting
Problems and remedies
continued