Sony MHC-GN900 Manual
MHC-GN800 4-244-569-13 (3)
Troubleshooting
31
GB
Speakers
Sound comes from only one channel or
unbalanced left and right volume.
unbalanced left and right volume.
• Check the speaker connection and speaker
placement.
Sound lacks bass.
• Check that the speaker’s + and – terminals are
connected correctly.
CD Player
The disc tray does not open and “LOCKED”
appears on the front panel display.
appears on the front panel display.
• Contact your Sony dealer or local authorized
Sony service facility.
The disc tray does not close.
• The disc is not placed properly.
The CD does not play.
• The disc is not lying flat in the disc tray.
• The disc is dirty.
• The disc is inserted label side down.
• Moisture condensation has built up. Remove the
disc and leave the system turned on for about an
hour until the moisture evaporates.
hour until the moisture evaporates.
Disc access takes a longer time.
• Set “CD POWER ON” by CD power manage
function (page 15).
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”, “ALBM” or “ALL DISCS” appears.
“1 DISC”, “ALBM” or “ALL DISCS” appears.
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.
expansion format.
• The MP3 audio track does not have the extension
“.MP3”.
• The data is not stored in MP3 format.
• The discs containing tracks other than MPEG
1, 2 and 2.5 Audio Layer-3 files cannot be
played back.
played back.
MP3 audio tracks take a longer time to playback
than others.
than others.
• After the unit reads all tracks on the disc,
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, and ID3 tag do not
appear correctly.
appear correctly.
• 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 album title, track title, ID3 tag and the CD
TEXT characters do not appear properly.
TEXT characters do not appear properly.
• The character code that can be displayed by this
unit are as follows.
— Upper cases (A to Z)
— Lower cases (a to z)
— Lower cases (a to z)
— Numbers (0 to 9)
— Symbols (< > * +, – / [ ] \ _)
Other characters may not be displayed correctly.
continued