Tape Deck - Sony LBT-V3900 Operating Instructions Manual

DAILY 1, DAILY 2, and REC do not appear
when you press t/CLOCK SET.
•Set the timer correctly.
•Set the clock.
The remote does not function.
•There is an obstacle between the remote
and the unit.
•The remote is not pointing in the
direction of the system's sensor.
•The batteries have run down. Replace the
batteries.
There is acoustic feedback.
•Decrease the volume level.
•Move the microphone away form the
speakers or change the direction of the
microphone.
The color irregularity on a TV screen
persists.
•Turn off the TV set once, then turn it on
after 15 to 30 minutes. If the color
irregularity still persists, place the
speakers farther away from the TV set.
Speakers
Sound comes from only one channel or the
left and right volumes are unbalanced.
•Check the speaker connections and
placement.
Video CD/CD Player
There is no picture.
•Check that the unit is connected securely.
•Make sure you operate the TV correctly.
•Make sure you set the SYSTEM SELECT
correctly, according to your TV (color)
system.
•Press FUNCTION repeatedly until "CD"
is displayed.
Parts of the picture or the on-screen
display menu are out of focus or unclear.
•Press DNR repeatedly until "DNR OFF"
appears.
An after image of the last picture remains
the screen, or the picture is unclear.
•Press ACTIVE/COMET repeatedly until
"EFFECT OFF" appears.
52
The CD tray does not rotate.
•A CD is not placed properly.
A CD will 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.
Play does not start from the first track.
•The player is in Program or Shuffle Play
mode. Press PLAY MODE repeatedly
until "PROGRAM" or "SHUFFLE"
disappear from the display.

Tape Deck

The tape does not record.
•No tape is in the cassette holder.
•The tab has been removed from the
cassette (see page 50).
•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. Clean them (see page
50).
•The record/playback heads are
magnetized. Demagnetize them (see page
50).
The tape does not erase completely.
•The record/playback heads are
magnetized. Demagnetize them (see page
50).
There is excessive wow or flutter, or the
sound drops out.
•The capstans or pinch rollers are dirty.
Clean them (see page 50).
Noise increases or the high frequencies are
missing.
•The record/playback heads are
magnetized. Demagnetize them (see page
50).