Marantz DR2100 Guide de l'utilisateur télécharger pdf (Page 21)

17

ENGLISH

TROUBLE SHOOTING

Should fault occur, in many cases it is not necessary to consult your dealer or a Marantz technical service department.

On the basis of the following checks, you will be able to rectify a number of faults yourself without difficulty.

PROBLEM

No power

Sound from the speakers stops

No sound from the speakers

Sound is only heard from one of the front

speakers.

No sound from the rear speakers

No sound from the center speaker

The remote control unit does not operate.

Not receiving stations

Not receiving the preset stations

Poor FM reception

Continuous hissing noise during FM

reception, especially when a stereo

broadcast is received.

Continuous or intermittent hissing noise

during AM reception, especially at night

The system error display appears.

POSSIBLE CAUSE

The AC input cord is disconnected.

Poor connection at AC wall outlet or the

output is inactive.

The speaker cables are shorted.

The speaker cables are disconnected.

The master volume is adjusted too low.

The surround volume is adjusted too low.

The center volume is adjusted too low.

The mute button is pressed to ON.

The headphone has been inserted.

Incorrect selection of program source.

Incorrect connections between the

components.

The speaker cables are disconnected.

One of the connection cords is disconnected.

Surround mode is not selected.

The master volume and rear level are

adjusted too low.

Monaural source, or source without

surround information is used.

Surround mode is not selected.

The master volume and center level are

adjusted too low.

Batteries are not loaded or are exhausted.

The remote sensor is obstructed.

No antenna is connected.

The desired station frequency is not tuned

in.

An incorrect station frequency has been

entered in the memory.

The memorized stations have been cleared.

No antenna is connected.

The antenna is not positioned for the best

reception.

Weak signal

Noise is caused by motors, flourescent

lamps or lightning, etc.

The AC input cord may be too close to the

AM loop antenna or the antenna wire.

The system control switch is not set to INT

position.

The bus system connection is not made.

REMEDY

Connect cord securely.

Check the outlet using lamp or other

appliance.

Check the speaker connections.

Check the speaker connections.

Adjust the master volume and center,

surround volume.

Press the MUTE button to cancel the muting

effect.

Pull out the headphone.

Select the desired program source correctly.

Make connections correctly.

Make connections correctly

Connect the right and left connection cords

securely.

Select the desired sound field mode correctly.

Adjust the master volume and rear level.

Change the playback source to the stereo or

surround source.

Select the desired mode.

Adjust the master volume and center level.

Replace with new batteries.

Remove the obstacle from the remote sensor.

Connect an antenna.

Tune in the desired station frequency.

Enter the correct station frequency in the

memory.

Enter the station frequency in the memory

again.

Connect an antenna.

Change the position of the antenna to be as

high as possible.

Change the position of the antenna.

In areas remote from the transmitter, a 5 to 8

element antenna designed exclusively for FM

is suggested.

Keep the receiver away from noise sources.

Install an outdoor AM antenna.

Position the AC input cord away from the

antenna wire and the AM loop antenna.

Adjust the position of the AM loop antenna.

Check the system control switch.

Check the bus system connection.

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