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Troubleshooting
• If you are having a problem with your System, check this list for a possible solution before calling for service.
• If you cannot solve the problem from the hints given here, or the System has been physically damaged, call a qualified person, such as
your dealer, for service.
Symptom Possible Cause Action
No sound is heard. • Connections are incorrect, or loose.
• Headphones are connected.
• Check all connections and make corrections.
(See pages 4 to 6.)
• Disconnect the headphones.
Poor radio reception • The antenna is disconnected.
• The AM Loop Antenna is too close to the
System.
• The FM Wire Antenna is not properly
extended and positioned.
• Reconnect the antenna securely.
• Change the position and direction of the AM
Loop Antenna.
• Extend FM Wire Antenna to the best recep-
tion position.
The disc tray does not open.
• The AC power cord is not plugged in.
• Tray is locked.
• Plug the AC power cord.
• Unlock the tray. (See page 15.)
The CD skips. The CD is dirty or scratched. Clean or replace the CD. (See page 25.)
The CD does not play. The CD is upside down. Put the CD in with the label side up.
The MP3 disc does not play.
(For MX-KB2 only)
• No MP3 files are recorded on the disc.
• MP3 files do not have the file extension —
.MP3, .Mp3, .mP3, or .mp3 in thier file names.
• MP3 files are not recorded in the format com-
pliant with ISO 9660 Level 1 or Level 2.
Replace the disc.
The readout time of the MP3 disc is too long.
(For MX-KB2 only)
The readout time varies with the complexity of
the recording configuration.
Do not use too many hierarchies and folders when
recording. Also, do not record any other types of au-
dio tracks together with MP3 files. (See page 11.)
The cassette holder cannot be opened. During tape playing, the power cord was un-
plugged.
Plug in the power cord, and turn on the System.
Unable to record. Cassette record protect tabs are removed. Cover holes on back edge of cassette with tape.
Unable to operate the Remote Control. • The path between the Remote Control and the
sensor on the Unit is blocked.
• The batteries have lost their charge.
• Remove the obstruction.
• Replace the batteries.
Operations are disabled.
The built-in microprocessor has malfunctioned
due to external electrical interference.
Unplug the System then plug it back in.
Amplifier
Speaker Specifications (each unit)
Output Power
30 W per channel, min. RMS, driven
SP-MXKB2/SP-MXKB1
into 6 Ω at 1kHz, with no more than Type 2-way bass-reflex type
10% total harmonic distortion Speaker Unit Woofer: 13 cm cone
✕
1
(IEC 268-3) Tweeter; 5 cm cone
✕
1
Input Sensitivity/Impedance (1 kHz) Power Handling Capacity 30 W
AUX IN 500 mV/51 kΩ Impedance 6 Ω
Speaker terminals 6 - 16 Ω Frequency Range 65 Hz - 20,000 Hz
Phones 32 Ω - 1 kΩ Sound pressure level 86 dB/W·m
20 mW/ch output into 32 Ω Dimensions
208 mm
✕
323 mm
✕
264 mm (W/H/D)
Cassette Deck Section
Mass Approx. 3 kg
Frequency Response Accessories
Type I (NORMAL) 63 Hz - 12 500 Hz AM Loop Antenna (1)
Wow And Flutter 0.15% (WRMS) Remote Control (1)
CD Player Batteries R03 (UM-4)/AAA (24F) (2)
CD Capacity 3 CDs FM Wire Antenna (1)
Dynamic Range 85 dB AC Plug Adaptor (1)
Signal-To-Noise Ratio 85 dB
Power Specifications
Wow And Flutter Unmeasurable Power Requirements
AC 110/127/220/230-240V ,
Tuner
adjustable with voltage selector, 50/60 Hz
FM Tuner Power Consumption 83 W (power on mode)
Tuning Range 87.5 - 108.0 MHz 13 W (in Standby mode)
AM Tuner
Tuning Range 530 kHz - 1710 kHz (at AM10 kHz Design and specifications are subject to change without notice.
channel space)
531 kHz - 1710 kHz (at AM9 kHz
channel space)
Unit
Dimensions
276 mm
✕
315 mm
✕
456 mm (W/H/D)
Mass Approx. 8 kg
Specification
MX-KB2[UW].book Page 26 Friday, May 14, 2004 5:46 PM