Denon DRA-F101 User Manual download pdf (Page 18)

ENGLISH

TROUBLESHOOTING

1. Are all connections proper ?

2. Is the set being operated as described in the operating instructions ?

3. Are the speakers and input components being operated properly ?

If the set does not seem to be operating properly, check the points listed below. If these points do not apply, the set

may be damaged. Turn off the power immediately and contact your store of purchase.

Symptom Cause Remedy page

POWER LED does not

light and no sound is

produced when POWER

switch is turned on.

• Power supply cord is not connected. • Check that the cord is plugged in. 6, 8, 12

POWER LED lights but no

sound is produced.

• Speaker cords not properly

connected.

• INPUT SELECTOR not set to proper

position.

• VOLUME control turned down.

• Connect securely.

• Set to the proper position.

• Set to an appropriate level.

Sound is not produced

from one side only.

• Speaker cords not properly con-

nected.

• Input cords not properly connected.

• Left/right balance improperly

adjusted.

• Connect securely.

• Adjust the BALANCE control.

Positions of instruments

inverted for stereo sources.

• Left and right speakers or input

cords inverted.

• Check the left/right connections. 6

Hissing noise is heard

when an FM station is

tuned in.

• Is the antenna cable properly

connected?

• Is there interference from an

electronic device equipped with a

microprocessor, or is the signal of

the FM station weak?

• Connect the antenna cable properly.

• Change the position of the

equipment or change the position or

direction of the connection cords and

antenna.

• Connect an outdoor antenna.

5, 6, 7

Scratchy or hissing noise

is heard when an AM

station is tuned in.

• Is there interference from a TV set,

or interference from another

broadcast station?

• Turn off the TV.

• Change the position or direction of

the AM antenna.

• Connect an outdoor antenna.

—

Humming noise is heard

when an AM station is

tuned in.

• Is the signal carried over the power

cord being modulated by the power

supply frequency?

• Insert the power plug in the opposite

direction.

• Connect an outdoor antenna.

—

Check the following before assuming there is a problem with the set.

Symptom Cause Remedy page

Booming sound produced

when playing records.

• Turntable’s ground wire not

connected.

• Input cords not properly connected

to PHONO terminals.

• Influence from a TV or other

electrical device near the turntable.

• Connect securely.

• Change the position of installation.

—

Howling produced when

volume is turned up while

playing records.

• Turntable and speaker systems are

too close.

• Floor is soft and vibrates easily.

• Move speaker systems as far away

as possible.

• Use cushions to absorb the

vibrations transmitted from the floor

to the speakers. If the turntable does

not include insulators, use audio

insulators, available in stores.

—

Sound is distorted.

This unit does not operate

properly when remote

control unit is used.

• Stylus pressure is too light.

• Dirt on tip of stylus.

• Defective cartridge.

• Batteries dead.

• Remote control unit too far from this

unit.

• Obstacle between this unit and

remote control unit.

• Different button is being pressed.

• < and > ends of battery inserted in

reverse.

• Apply proper pressure.

• Check the tip of the stylus.

• Replace the cartridge.

• Replace with new batteries.

• Move closer.

• Remove obstacle.

• Press the proper button.

• Insert batteries properly.

—

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Denon DRA-F101 User Manual Page 18

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