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MHC-RG77 4-238-409-11 (2)
Troubleshooting
25
GB
CD Player
The disc tray does not open and “LOCKED”
appears on the front panel display.
• Contact your Sony dealer or local authorized
Sony service facility.
The disc tray does not close.
• The CD is not placed properly.
The CD does not play.
• The CD is not lying flat in the disc tray.
• The CD is dirty.
• The CD is inserted label side down.
• Moisture condensation has built up. Remove the
CD and leave the system turned on for about an
hour until the moisture evaporates.
Playback does not start from the first track.
• The player is in Program Play or Shuffle Play
mode. Press PLAY MODE repeatedly until
“1 DISC” or “ALL DISCS” appears.
“OVER” is displayed.
• You have reached the end of the CD. Press m.
Tape Deck
The tape does not record.
• The tab has been removed from the cassette,
cover the broken tab with adhesive tape.
• The tape has reeled to the end.
The tape does not record nor play or there is a
decrease in sound level.
• The heads are dirty. (See “Cleaning the tape
heads” on page 26).
• The record/playback heads are magnetized. (See
“Demagnetizing the tape heads” on page 26).
The tape does not erase completely.
• The record/playback heads are magnetized. (See
“Demagnetizing the tape heads” on page 26).
There is excessive wow or flutter, or the sound
drops out.
• The capstans or pinch rollers are dirty. (See
“Cleaning the tape heads” on page 26).
Noise increases or the high frequencies are erased.
• The record/playback heads are magnetized. (See
“Demagnetizing the tape heads” on page 26).
Tuner
There is severe hum or noise (“TUNED” or
“STEREO” flashes in the display).
• Adjust the antenna.
• The signal is too weak. Connect an external
antenna.
A stereo FM program cannot be received in
stereo.
• Press FM MODE so that “MONO” disappears.
If other troubles not described above
occur, reset the system as follows:
1 Press x, ENTER and ?/1 at the same
time.
2 Unplug the power cord.
3 Plug the power cord back in.
4 Press ?/1 to turn on the power.
The unit is reset to factory settings. All the
settings are cleared.
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