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Troubleshooting
31
GB
MP3 audio track cannot be played back.
• Recording was not performed according to the
ISO 9660 level 1, level 2 or Joliet in the expansion
format.
• The MP3 audio track does not have the extension
“.MP3”.
• The data is not stored in MP3 format even though
it has extension “.MP3”.
• The MP3 audio tracks in format other than MPEG
1, 2 and 2.5 Audio Layer 3 cannot be played back.
• The system can play back to a depth of 8 folders
only.
• MP3 audio tracks in MP3 PRO format cannot be
played back on this system.
MP3 audio tracks take longer time to play back
than others.
• After the system reads all tracks on the discs,
playback may take more time than usual if:
– the number of albums or tracks on the disc is
very large.
– the album and track organization structure is
very complex.
The album title, track title, ID3 tag and the
CD-TEXT characters do not appear properly.
• Use a disc that conforms with ISO 9660 level 1,
level 2 or Joliet in the expansion format.
• The ID3 tag is not version 1 or version 2.
• The character code that can be displayed by this
system are as follow:
– Upper cases (A to Z)
– Lower cases (a to z)
– Numbers (0 to 9)
– Symbols (< > * +, – / [ ] \ _)
Other characters may not be displayed correctly.
The output from CD DIGITAL OUT jack is
monaural.*
• Press KARAOKE repeatedly until “m”
disappears from the display.
When you press m or M, “Not in Use”
flashes in the display.*
• The CDG is played back. This is not a
malfunction.
* MHC-GNX880/GNX780 only
Tuner
There is severe hum or noise. (“TUNED” or
“STEREO” flashes in the display)
• Set the proper band and frequency (page 14).
• Connect the antenna properly (page 8).
• Find a place and an orientation that provide good
reception, then set up the antenna again. If you
cannot obtain good reception, we recommend you
connect an external antenna.
• The supplied FM lead antenna receives signals
along its entire length, so make sure you extend it
fully.
• Locate the antennas as far away from the speaker
cords as possible.
• Try turning off surrounding electrical equipment.
• Set CD power manage function to “CD POWER
OFF” (page 14).
A stereo FM program cannot be received in
stereo.
• Press FM MODE on the remote repeatedly until
“MONO” disappears in the display.
Tape deck
The tape does not record or playback, or there
is a decrease in sound level.
• The tape heads are dirty (see “Cleaning the tape
heads” on page 34).
• The record/playback heads are magnetized (see
“Demagnetizing the tape heads” on page 34).
The tape does not erase completely.
• The record/playback heads are magnetized (see
“Demagnetizing the tape heads” on page 34).
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 34).
Noise increases or the high frequencies are
erased.
• The record/playback heads are magnetized. (see
“Demagnetizing the tape heads” on page 34).
continued