Sony MHC-GNZ444D Operating Instructions Manual page 84

The angles cannot be changed.
 Multi-angles are not recorded on the
DVD VIDEO being played back.
 The DVD VIDEO prohibits changing
the angles.
Tuner
The radio presetting is canceled.
 The power cord is disconnected or a
power failure occurred for longer than
a day. Redo "Listening to a preset radio
station" (page 59).
There is severe hum or noise.
("TUNED" or "ST" flashes in the
display)
 Set the proper band and frequency
(page 59).
 Connect the antenna properly
(page 19).
 Find a place and an orientation that
provide good reception, then set up
the antenna again. If you cannot obtain
good reception, we recommend that
you connect a commercially available
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 the surrounding
electrical equipment.
4
GB
A stereo FM program cannot be
received in stereo.
 Press REPEAT/FM MODE
repeatedly until "MONO" disappears
from 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" (page 90)).
 The record/playback heads are
magnetized (see "Demagnetizing the
tape heads" (page 90)).
The tape does not erase completely.
 The record/playback heads are
magnetized (see "Demagnetizing the
tape heads" (page 90)).
There is excessive wow or flutter, or
the sound drops out.
 The capstans or pinch rollers are dirty
(see "Cleaning the tape heads" (page
90)).
Noise increases or the high
frequencies are erased.
 The record/playback heads are
magnetized (see "Demagnetizing the
tape heads" (page 90)).
