XL-UH240Enhancing your system (continued)

Subwoofer connection

When a commercially available subwoofer with a built-in amplifier is connected to this unit, you can enjoy sound with emphasized bass. Connect an RCA cord from a commercially available speaker with a built-in amplifier to the SUBWOOFER PRE-OUT jack.

Troubleshooting chart

Many potential problems can be resolved by the owner without calling a service technician.

If something is wrong with this product, check the following before calling your authorized SHARP dealer or service center.

General

Advanced Features

AC INPUT

SPEAKERS

RATED SPEAKER IMPEDANCE:

6 OHMS MIN.

RIGHT LEFT

ANTENNA

FM

GND AM

 

75 OHMS

VIDEO/AUX IN

 

RIGHT

LEFT

 

SPEAKERSUPIGHT-L

LEFT RIGHT

 

SUBWOOFER PRE-OUT

 

Symptom

Possible cause

 

 

The clock is not set to the

Did a power failure occur? Reset

correct time.

the clock.

 

 

When a button is pressed,

Set the unit to the power stand-

the unit does not respond.

by mode and then turn it back on.

 

If the unit still malfunctions, reset

 

it.

 

 

No sound is heard.

Is the volume level set to "0"?

 

Are the headphones connected?

 

Are the speaker wires

 

disconnected?

 

 

CD player

SUBWOOFER PRE-OUT

Subwoofer with a

 

built-in amplifier

Symptom

Possible cause

 

 

Playback does not start.

Is the disc loaded upside down?

Playback stops in the

Does the disc satisfy the

middle or is not performed

standards?

properly.

Is the disc distorted or

 

 

scratched?

 

 

Playback sounds are

Is the unit located near excessive

skipped, or stopped in the

vibrations?

middle of a track.

Is the disc very dirty?

 

 

Has condensation formed inside

 

the unit?

 

 

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