Kenwood UD-952 - Manual (Page 79)

^symptom" ^nmecty i
Sound is distorted. • The recording level has not been set with the
CRLS key.
• The tape being played was recorded with dis­
torted sound.
• Refer to "Recording."
• Try another tape.
Noise is noticeable. • The tape head is magnetized.
• External noise is induced.
• A tape recorded with Dolby NR ON is played
with Dolby NR OFF.
• Demagnetize the head referring to "Head
maintenance".
• Install the system at a distance from other
electric appliances and TV.
• Set the Dolby NR to B or C.
The recorded volume varies in the middle. ■ The MIC MIXING control was turned during
recording.
• Do not turn the control during recording.
Sound vibrates. • The capstans or pinch rollers are dirty.
• The tape is wound irregularly.
• Clean the head referring to "Head mainte­
nance".
• Wind the tape again by fast forwarding,
rewinding or playing from an end to the
other.
Recording cannot be started by pressing
the record key. • The recording protect tab of the cassette has
been broken.
• The cassette holder is not closed completely.
• The TAPE input is selected on the preampli-
fier/tuner unit.
• The tape is fully wound to one of the reels.
• Use a cassette with an unbroken recording
protect tab or block the hole.
• Close the holder completely.
• Select the source to be recorded with the
MAIN INPUT key. »gg
• Change the tape transport direction of deck
B or reverse the tape insertion orientation.
CD player unit
Symptom Cause ftemody
A CD is placed in the player but it cannot
be played. • The disc is placed upside down.
• The disc position is displaced.
• The disc is extremely dirty.
• The disc is scratched.
• Dew is condensed on the optics lens.
• Place the disc properly, with the label side
facing upward.
• Place the disc properly.
• Clean the disc referring to "Disc handling
precautions".
• Try another disc.
• Refer to "Be careful of condensation" and
remove the condensation by evaporation.
-El
Sound is not produced. • The disc has not been placed.
• The player is not put to the play mode.
• The disc is extremely dirty.
• The disc is scratched.
• The connection cords are not inserted se­
curely.
• Place a disc in the CD player.
• Press the ►/U key.
• Clean the disc referring to "Disc handling
precautions". '“El
• Try another disc.
• Connect securely.
Sound skips. • The disc is dirty.
• The disc is scratched.
• The player is subject to vibration.
• Clean the disc referring to "Disc handling
precautions". *E1
• Try another disc.
• Install the unit in a place not subject to vi­
brations.
1. With some tapes, a squeaky noise is produced when the tape is stopped automatically. This is due to the tape protection function, and |
not a malfunction.
2. Do not use 120-minute tapes, for the tape is too thin and gets easily tangled.
3. This system is microprocessor-controlled, so malfunction may occur due to external noise or interference noise. In such a case, unplug
the power cord, plug it and turn power on again.
4. Do not use contact cleaners because it could cause a malfunction. Be specially careful against contact cleaners containing oil, for they
may deform the plastic components.
Specifications
(For U.S.A. and Canada)
FM Tuner section
Tuning frequency range...........................87.5 MHz *-108 MHz
Sensitivity (IHF)................................. 13.2 dBf (1.2 )iV at 75 Q)
Signal to noise ratio at 1 kHz
MONO.......................................... ........75 dB (65 dBf input)
STEREO...............................................68 dB (65 dBf input)
Selectivity (IHF ± 400 kHz).................................................. 50 dB
Stereo separation (IHF at 1 kHz)........................................ 40 dB
Power AmDUfier/Graohic equalizer unit{Br£9)
Power amplifier section
Rated power output
STEREO MODE
65 watts per channel minimum RMS, both channels
driven, at 6 0 from 40 Hz to 15 kHz with no more than
0.08 % total harmonic distortion.