Troubleshooting guide – Onkyo TA-6711 User Manual
Page 15
15
Troubleshooting Guide
• No power.
Cause:
Power cord plug is loose
Remedy:
Insert plug properly into outlet.
• Playback but no sound.
Cause:
Hookup incorrect.
Remedy:
Check and hook up correctly according to
page
5.
Cause:
Stereo amplifier input selector switch is set to
wrong
position.
Remedy:
Change switch position.
• Tape does not move.
Cause:
Slack tape wound around pinch roller.
Remedy:
Take up slack with a pencil (see page 14).
• REC button does not engage.
Cause:
No tape in cassette holder.
Remedy:
Load cassette tape.
Cause:
Erasure prevention tab(s) removed.
Remedy:
Change cassette or cover tab hole with
cello-
phane tape.
• Hoarse sound, balance unstable.
Cause:
Playback head dirty.
Remedy:
Clean head (see page 16).
Cause:
Tape is stretched.
Remedy:
Replace cassette.
• Excessive noise and tape hiss.
Cause:
Head has become magnetized.
Remedy:
Demagnetize (see page 16).
Cause:
Tape with high noise level.
Remedy:
Replace cassette.
• Distorted sound.
Cause:
Distortion in tape.
Remedy:
Tape is probably bad but confirm by
listening
to another.
• Recordings are distorted.
Cause:
Recording was done at too high a level.
Remedy:
Readjust REC LEVEL knob according to
the
directions on page 11.
• Tape squeal and skipping.
Cause:
Dirty heads, pinch rollers or capstan shafts.
Remedy:
Clean (see page 16).
Cause:
Cassette shell is binding tape or tape is
stretched.
Remedy:
Change cassette or try correcting with fast
forward and rewind.
• Excessive hum during playback.
Cause:
Connecting cables not inserted firmly.
Remedy:
Insert plugs firmly.
Cause:
External flux leakage from nearby amplifier or
TV set.
Remedy:
Move deck away from hum source.
• High frequencies too strong.
Cause:
Dolby NR encoded tape played back with NR
off.
Remedy:
Select the appropriate NR mode using the
DOLBY NR button. (Dolby B or C) for the
tape being played back.
Cause:
Incorrect equalization.
Remedy:
Confirm that cassette has tape type
detection
holes.
• No high frequency sounds.
Cause:
Tape not encoded with Dolby NR played back
with Dolby B or C NR on.
Remedy:
Select the appropriate NR mode using the
DOLBY NR button (OFF).
Cause:
Heads have become dirty.
Remedy:
Clean (see page 16).
• The skip function does not operate properly.
Cause:
The silent sections between selections are too
short or noisy.
Remedy:
Use a cassette with sufficiently silent
sections
of sufficient length between selections.
• Deck does not operate properly.
Cause:
Tape transport control microcomputer has been
exposed to interference from power supply or static
electricity.
Remedy:
Switch power off for about ten seconds.
The following guide lists problems which do not require professional servicing. If, however, the problem cannot be remedied using this
guide, contact an Onkyo authorized service center for assistance.