Troubleshooting; Problems And Remedies - Sony CMT-DX400 Operating Instructions Manual
Micro hi-fi component system
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Also See for CMT-DX400:
- Operating instructions (2 pages) ,
- Operating instructions manual (112 pages)
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Troubleshooting
Problems and remedies
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 N on the unit to return to
Normal Play.
There is severe hum or 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.
• Controlling the TV with the remote is only for
Sony TV series, however, some TV products may
also not work.
There is acoustic feedback.
• Reduce the volume.
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.
GB
Speakers
Sound comes from one channel or
unbalanced left and right volume.
• Check the speaker connection and speaker
placement.
Sound lacks bass.
• Check that the speaker cords are connected
correctly.
DVD/VIDEO CD/CD/MP3/JPEG/
DivX/USB player
Play does not start.
• Open the disc compartment and check whether a
disc is loaded.
• Wipe the disc clean (page 30).
• 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 N to start play.
• The region code on the DVD does not match the
system.
The sound skips.
• Wipe the disc clean (page 30).
• Replace the disc.
• Try moving the system to a place without
vibration (e.g., on top of a stable stand).
• Try moving the speakers away from the system, or
placing them on separate stands. When you listen
to a track with bass sounds at high volume, the
speaker vibration may cause the sound to skip.
Play does not start from the first track.
• Resume Play has been selected. Press x in stop
mode, then start playback (page 11).
• The title, DVD or PBC menu automatically
appears on the TV screen.
Playback stops automatically.
• Some discs may contain an auto pause signal.
While playing such a disc, the playback stops at
the auto pause signal.
The number cannot be input.
• Press SHIFT + number buttons with 2 digits.
For example, to play chapter/track number 5, press
SHIFT + 0 + 5.
Page 26
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