Sony MHC-C9EX - Manuel (Page 28)

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Troubleshooting
Guide
If you run into any problem using this
stereo system, use the following check list.
And first check the following points:
• The power cord is connected firmly.
• The speakers are connected correctly and
firmly.
Should any problem persist after you have
made the checks below, consult your
nearest Sony dealer.
28
Tuner
"TUNED" flashes in the display.
Adjust the anterma.
"STEREO" flashes in the display.
Adjust the antenna.
Severe hum or noise.
Adjust the antenna.
-» The signal strength is too weak.
Cormect the external antenna.
Connect the ground wire.
A stereo FM program cannot be
received in stereo.
Press STEREO/MONO so that
"STEREO" appears.
Tape Player
The ^ button does not work.
There has been a power failure
or the power cord has been
disconnected.
Reconnect the power.
The tape does not record.
No tape in the cassette holder.
The tab has been removed from
the cassette.
The tape has reeled to the end.
The indicator for the CD SYNCHRO
button flashes 3 times and
disappears.
The tab has been removed from
the cassette.
The indicator for the HIGH or
NORMAL button flashes 3 times and
disappears.
The tab has been removed from
the cassette.
The tape does not record nor
playback or there is a decrease in
sound level.
->The heads are dirty. Clean them.*
-> Magnetic deposits have built-up
on the record/playback heads.*
There is excessive wow or flutter, or
the sound drops out.
-> The capstans or pinch rollers are
contaminated.*
The tape does not erase completely.
Magnetic deposits have built-up
on the record/playback heads.*
Noise increases or the high
frequencies are erased.
Magnetic deposits have built-up
on the record/playback heads.*
AMS (Automatic Music Selection)
does not work.
Insert blank space with O REC
MUTE.
* See "Maintenance".
CD Player
The disc tray does not close.
The CD is not placed correctly.
The CD will not play.
The CD is dirty.
The CD is inserted label side
down.
Moisture condensation has built
up. Leave the system turned on for
about an hour until the moisture
evaporates.
"NO DISC" Is displayed.
-♦ There is no CD in the player.
Play does not start from the first
track.
The player is in program or shuffle
mode. Press CONTINUE.
"OVER" is displayed.
-♦ ►►»D was repeatedly pressed at
the end of the CD. Press D«-<^
(or on the remote) to return to
the normal display.
General
There is no sound.
-> Rotate VOLUME clockwise.
The headphones are connected.
Disconnect them.
There is no sound from the speakers
except the center speaker when in
Pro Logic mode (applies only in
NORMAL, WIDE, or 3CH.LOGIC mode).
(MHC-C9EX only)
The source being played back is
monaural. Turn off Pro Logic
mode.
There is no sound from the center
speaker. (MHC-C9EX only)
The Pro Logic mode is set to
PHANTOM mode. Select another
mode.
-» Set CENTER LEVEL to the desired
level.
There is almost no sound from the
rear speakers. (MHC-C9EX only)
The Pro Logic mode is set to
3CH.LOGIC mode. Select another
mode.
Set REAR LEVEL on the remote to
the desired level.
The software being played back has
limited sound effects. Check the
volume with the test tone.
Sound comes from one channel or
unbalanced left and right volume.
Check the speaker connections of
the inoperative charmel.
The left and right sound are
reversed.
Check the speaker connection and
speaker placement.
Bass is lacking or the iocation of the
musical Instruments is apparently
imprecise.
Check the speaker cormection for
proper phasing.
There is severe hum or noise.
TV or VCR is too close to the stereo
system. Move the stereo system
away from the TV or VCR.
"AM 12:00" Hashes in the display.
A power interruption occured. Set
the clock and timer settings again.
The remote does not function
The batteries have run down.
Replace both batteries.
There is an obstacle between the
remote and the system. Remove the
obstacle.
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