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Maintenance

 

Maintenance of the main unit

Wipe off stain lightly with a soft cloth. If stain is severe, wipe it off 

with a cloth damped with neutral detergent solution and wrung 

tightly, and dry it with a dry cloth.

• Do not use benzene or thinner, etc. Do not spray any volatile 

chemical such as insecticide on the cabinet.

 

CD pickup (lens)

If the lens in the CD mount is stained, the CD may skip or cannot 

be played.

Blow the lens a few times with a commercially available blower, 

and remove the dust using the tip of a brush. To remove stains 

such as fingerprints, damp a cotton swab with commercially 

available lens cleaner, and wipe the lens lightly with it by drawing 

circles outward from the center. 

When you suspect a failure

Phenomenon

Cause

Remedy

Common unit
No sound is output.

• The power plug is disconnected.

• The volume level is low.

• The source is not switched properly. 

• Insert the plug fully.

• Adjust the volume level.

• Switch the device to the proper source.

Speaker
No sound is output from 

speakers.

• The speaker cord is disconnected.

• Connect the speaker cord to the SPEAKER 

OUT terminals firmly.

The speaker does not 

light up.

• The cord to SPEAKER LIGHT is disconnected.

• Connect the cord to the SPEAKER LIGHT 

terminals firmly.

CD player/USB memory section
Replay does not start.

• The CD is upside down.

• The CD is stained.

• The MP3 file is not playable.

• Insert the CD with the label facing up.

• Wipe off the dirt.

• Make sure the file is a playable MP3 file.

Sound skips.

• The CD has large scratches or warp.

• The device is in a location with vibrations.

• The lens of the CD mount is stained.

• Replace the CD.

• Place it in a location where there is no 

vibration.

• Clean the lens.

Device cannot be 

detected.

• The device is not connected properly.

• Connect the device properly.

Radio section
Hard to listen because of 

a lot of noises.

• The device is affected by power supply noise.

• The device is affected by noise due to a motor, 

electric appliance such as fluorescent lights, or TV.

• The radio wave is weak.

• Remove the power plug and insert it again.

• Keep the device away from the noise source.

• Turn off the TV.

• Adjust the antenna. 

Notes

• If the device does not operate or display properly while the CD/USB is played back, press the [ ] button once to turn off the power, and 

disconnect the power plug and connect it again. Then, set the device back to the CD or USB mode and play back the CD/USB.

• The cabinet becomes slightly hot in some parts when the device has been used for a long period of time, it is not a failure.

Specifications

Bluetooth® section

Bluetooth® spec.

Bluetooth® standard Ver. 2.1+EDR, 

Class 2

Supported profile

A2DP, AVRCP

Frequency range

2.4GHz (2.402 to 2.480GHz)

Service distance

Approx. 10m

CD player unit

Number of channels

2-channel stereo

Playable disk

CD  (discs  recorded  in  the  CD-DA 

format)

CD-R/RW  (discs  recorded  in  the 

CD-DA and MP3)

USB memory section

Playback format

MP3 (MPEG-1 Audio Layer3)

Supported memory

USB 1.1 or USB2.0

Memory

32MB  to  32GB  USB  memory  (sold 

separately)

Playable USB memory

USB-IF certified product

Radio unit section

Receiving frequency

FM: 87.5 to 108MHz

 

Common unit

Power Supply

AC 100-240V 50/60Hz

Power consumption

1

5

0 W

Actual maximum 
output

200 W × 4

Speaker

Speaker unit:   209 mm cone type  

(3

) × 2  

Dimension :  310 (D) × 273 (W) × 

415 (H) mm

Mass:  Approx. 6.25 kg × 2

LINE IN input terminal

LINE IN-1:  3.5 stereo mini-jack

LINE IN-2: Audio L/R output (RCA)

Maximum outside

782 (D) × 355 (W) × 484 (H) mm

Mass

Approx. 18.6 kg

Accessories

Remote control (Battery included), 

FM wire antenna, Operation Manual

The specifications and appearance may be subject to  modification 

without prior notice.

The label is located on the bottom enclosure.

1-1-8, Sotokanda, Chiyoda-ku Tokyo 101-0021, Japan

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