JVC LV42740-001A manual Troubleshooting, Symptom Possible case Remedy

Models: LV42740-001A

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Additional information

Additional

information

 

 

Troubleshooting

What appears to be a malfunction may not always be serious. Please go through the following list before requesting service.

Symptom

Possible case

Remedy

 

 

 

 

 

 

Power does not come on.

Power plug is not inserted securely.

Plug in securely.

 

 

 

 

 

 

 

 

 

 

Too far from the unit.

More closer to the unit.

 

 

 

 

 

 

 

 

 

 

The tip of the remote unit is not pointed in

Point the infrared light- emitting window

Remote control does not work.

the right direction.

toward the remote sensor on the front panel.

 

 

 

 

 

 

Batteries are exhausted.

Replace the batteries with new ones.

 

 

 

 

 

 

 

 

 

 

Battery polarity is incorrect.

Take out the batteries and insert them again in

 

 

 

 

the correct direction.

 

 

 

 

 

 

 

 

 

 

 

The TV/VIDEO - CANCEL, CURSOR or

 

To control the unit, set the TV - DVD switch to

The TV - DVD switch is not correctly set.

DVD. To control your TV, set the TV - DVD

numeric buttons do not work.

 

switch to TV.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Connection of video cable is incorrect.

Connect the cable correctly.

 

 

 

 

 

 

 

 

 

 

Input selection of TV is incorrect.

Select correctly.

No picture is displayed on the

 

 

Disc is not playable.

Use a playable disc. (See page 15.)

monitor.

 

 

 

 

 

 

 

 

 

 

 

 

The Progressive scan mode is set to ON

Set the Progressive scan mode to OFF. (See

 

 

 

 

though the unit is connected to a TV via

 

 

 

 

page 18.)

 

 

 

 

the VIDEO OUT jack.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

The unit is connected to a VCR directly

Connect the unit so that the picture signal

 

 

 

 

and the copyguard function is activated.

flows directly to the TV.

Picture is noisy or blurred.

 

 

With some discs, a picture may be blurred

 

 

 

 

 

when setting the PROGRESSIVE MODE

Set the PROGRESSIVE MODEto VIDEO.

 

 

 

 

to FILMor AUTO.

 

 

 

 

 

 

 

No audio is reproduced.

Connection is incorrect.

Check the connections.

 

 

Input selection of amplifier is incorrect.

Select correctly.

 

 

 

 

 

 

 

 

 

 

No audio is reproduced when playing

 

 

back a DVD disc recorded with High-

The audio signal is not derived from the

Use the AUDIO OUT when playing back such

sampling (88.2 kHz or more) linear

unit's DIGITAL OUT.

discs.

PCM audio using the DIGITAL OUT

 

 

jack.

 

 

 

 

 

 

 

 

There is no sound.

The disc has been illegally copied.

Consult with disc vendor.

NO AUDIO is displayed.

 

 

 

 

 

 

 

 

Sound is distorted or noise is

Disc is dirty.

Wipe the disc surface.

generated.

 

 

 

 

 

 

 

 

Picture does not fit the television

MONITOR TYPE is not correctly set.

Select monitor type correctly. (See page 59.)

 

 

screen.

Television is not correctly set.

Set the television correctly.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Microcomputer malfunction due to

Turn off the power and unplug the power

 

 

 

 

lightning or static electricity.

cord, then connect the power cord again.

Operation is not possible.

 

 

Moisture condensation caused by a

Turn off the power, then turn it on a few hours

 

 

 

 

 

 

 

 

sudden change of temperature or

 

 

 

 

later.

 

 

 

 

humidity.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

The system malfunctions.

 

The carousel does not move.

An alien substance is jammed on the

Press the STOP button or turn off the power.

 

 

 

 

carousel.

 

 

 

 

 

 

 

The display window does not light.

 

 

When the STANDBY/ON

 

 

 

The brightness of the display window is

Change the brightness of the display window.

 

 

 

indicator on the front panel is lit in

set to “off”.

(See page 52.)

green.

 

 

 

 

 

 

 

 

70

Page 73
Image 73
JVC LV42740-001A manual Troubleshooting, Symptom Possible case Remedy