Sony MHC-RV800D - Manual (Page 67)

Troubleshooting
67 GB
The language for the sound track cannot be
changed.
• Multilingual tracks are not recorded on the DVD
being played.
• The DVD prohibits changing the language for
the sound track.
The subtitle language cannot be changed.
• Multilingual subtitles are not recorded on the
DVD being played.
• The DVD prohibits changing the subtitles.
The subtitle cannot be turned off.
• The DVD prohibits turning off subtitles.
The angles cannot be changed.
• Multi-angles are not recorded on the DVD being
played.
• The DVD prohibits changing the angles.
A 5-character service number is displayed on
the screen and on the display.
• The self-diagnosis function is activated. (See the
table on page 69.)
Tape Deck
The tape does not record.
• No tape in the cassette holder.
• The tab has been removed from the cassette (see
“To save a tape permanently” on page 70).
• 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 70).
• The record/playback heads are magnetized (see
“Demagnetizing the tape heads” on page 70).
The tape does not erase completely.
• The record/playback heads are magnetized (see
“Demagnetizing the tape heads” on page 70).
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 70).
Noise increases or the high frequencies are
erased.
• The record/playback heads are magnetized (see
“Demagnetizing the tape heads” on page 70).
Tuner
There is severe hum or noise (“TUNED” or
“STEREO” flashes in the display).
• Adjust the antenna.
• The signal strength is too weak. Connect the
external antenna.
A stereo FM program cannot be received in
stereo.
• Press FM MODE repeatedly until “MONO”
disappears.
continued