Troubleshooting; Specifications - JVC UX-A52 Instructions Manual

Troubleshooting

If you are having a problem with your unit, check this list for a possible solution before calling for service.
If you cannot solve the problem from the hints given here, or the unit has been physically damaged, call a qualified person,
such as your dealer, for service.
Symptom
No sound is heard.
Unable to operate the remote control.
Poor radio reception.
An inserted CD and cassette cannot be
ejected.
The CD does not play.
The CD skips.
Impossible to record on a tape.
Operations are disabled.
If "CANNOT PLAY" appears on the
display
If "CD LOAD ERROR" appears on the
display
If "UNFINALIZE" appears on the
display
Noise is heard during illumination
demonstration mode.

Specifications

Amplifier
Output Power (IEC 268-3/DIN):
40 W (20 W + 20 W) at 4 Ω (10 % THD)
Audio input sensitivity/Impedance (at 1 kHz)
LINE IN (AUX):
Digital output – OPTICAL DIGITAL OUT
Signal wave length:
Output level:
Speaker Terminals:
Tuner
FM tuning range:
87.50 MHz — 108.00 MHz
AM tuning range:
531 kHz — 1 710 kHz (at 9 kHz channel spacing)
530 kHz — 1 710 kHz (at 10 kHz channel spacing)
CD player
CD capacity: 1 CD
Dynamic range: 85 dB
Signal-to-noise ratio: 90 dB
Wow and flutter: Immeasurable
Possible Cause
Connections are incorrect or loose.
• The path between the remote control and the
remote sensor on the unit is blocked.
• The batteries have lost their charge.
• You are using the remote control far from the
unit.
• The antenna is not connected correctly.
• The AM loop antenna is too close to the unit.
• The FM antenna is not properly extended and
positioned.
The AC power cord is not plugged in.
The CD is upside down.
The CD is dirty or scratched.
Small tabs on the back of the cassette are removed.
The built-in microprocessor has malfunctioned due
to external electrical interference.
You are trying to play back a CD which cannot be
played or there is a problem with the CD.
The CD tray does not open correctly because of the
obstruction.
You are trying to play back a CD-R/RW which has
not been "finalized" yet.
This unit automatically turns off and on during
demonstration. If volume level is set high, you will
hear this noise.
UX-A52 (CA-UXA52 and SP-UXA52)
500 mV/47 kΩ
660 nm
–21 dBm to –15 dBm
4 Ω — 16 Ω
Casstte deck
Frequency response
Normal (type I): 60 Hz — 14 000 Hz
Wow and flutter
0.15 % (WRMS)
General
Power requirement:
Power consumption:
Dimensions (approx.):
163 mm x 200 mm x 329 mm (W/H/D)
Mass (approx.): 4.3 kg
Speaker Section
Speakers: Woofer 10 cm, Tweeter 4 cm
4 Ω
Impedance:
Dimensions (approx.):
140 mm x 200 mm x 249 mm (W/H/D)
Mass (approx.): 2.0 kg
Supplied accessories
See page 6.
Design and specifications are subject to change without notice.
– 36 –
Action
Check all connections and make
corrections. (See pages 6 – 9.)
• Remove the obstruction.
• Replace the batteries. (See page 6.)
• Signals cannot reach the remote sensor.
Move closer to the unit.
• Reconnect the antenna securely.
• Change the position and direction of
the AM loop antenna.
• Extend FM antenna to the best
reception position.
Plug it in the AC power plug.
Put the CD in with the label side up.
Clean or replace the CD. (See page 35.)
Cover the holes with adhesive tape.
Unplug the unit then plug it back in.
Change the CD.
Press CD open/close 0 to close the CD
tray, then remove the obstruction.
This is not a malfunction. You can play
back "finalized" CD-R/RWs.
Turn on the unit, decrease the volume,
then turn it off again.
AC 110 V/127 V/230 V (adjustable
with the voltage selector), 50 Hz/60 Hz
45 W (at operation)
4.1 W (on standby)