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Troubleshooting – Marantz DLPTM VP-12S3/VP-12S3L User Manual

Page 44

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ENGLISH

38

No power

Image is not displayed.

Poor color.

Picture is too dark.

Picture is not clear.

Picture rolls.

The Remote Controller
does not work.

Color temperature
cannot be adjusted.

AC power cord is not connected correctly.

Lamp cover is not closed correctly.

A signal cable is not connected correctly.

Selected input is incorrect.

The picture mute is active.

Picture is not adjusted properly.

Lamp life is running out.

Contrast or brightness is not adjusted properly.

Picture is out of focus.

Dew is on the lens.

A signal cable is not properly connected.

Batteries are exhausted.

The distance to the unit is too far.

IR sensor on unit is obstructed.

The “EXTERNAL” position on the connector
panel is selected.

Is the sensor cable disconnected?

Was the sensor correctly initialized?

Is the lens shift knob set to the correct
(center) position?

Connect the AC power cord properly.

Close the cover properly.

Connect a signal cable properly.

Select the correct input source .

Press the MUTE button to release the mute.

Adjust the picture in the MENU mode.

Replace the lamp.

Adjust contrast or brightness properly.

Adjust the focus.

Run the projector for about two hours.

Connect a signal cable properly.

Replace batteries.

Make the distance between the unit and the
remote control closer.

Remove any obstacles.

Select the “INTERNAL” position.

Correctly connect the sensor cable.

Initialize the sensor by taking the correct
procedures.

Set the lens shift knob to the correct (center)
position by taking the correct procedures.

Note:

• If the lamp still does not function after the replacement and initialization of the lamp life, contact a Marantz authorized dealer, or

service center.

Note: This projector uses a microcomputer. External noise can cause malfunctions. In such case, shut power OFF and unplug the

power cable from AC power outlet. Then, plug the AC power cable back in, press the

POWER

button on the projector or the

POWER ON

button on the remote control and check operation.

Possible Cause

Symptom

Remedy

Try the following troubleshooting before calling for service.

1.

Are the connections made properly ?

2.

Are you operating the unit properly, following the
instructions ?

If the unit does not operate properly, check the items shown
in the following table.
If any trouble cannot be solved by the instructions below,
malfunction of the internal circuitry is suspected; immediately
unplug the AC power cord and contact Marantz dealer or
service center.

TROUBLESHOOTING

This manual is related to the following products: