Troubleshooting

If the projector appears to be operating erratically, try to diagnose and correct the problem using the following instructions. If the problem persists, consult with qualified Sony personnel.

Power

Symptom

Cause and Remedy

 

 

The power is not turned on.

• The power has been turned off and on with the I / 1 key at a short

 

interval.

 

c Wait for about 40 seconds before turning on the power

 

(see page 27).

 

• The lamp cover is detached.

 

c Close the lamp cover securely (see page 42).

 

• The air filter cover is detached.

 

c Close the air filter cover securely (see page 43).

 

 

Both the LAMP/COVER

• The electrical system breaks down.

and TEMP/FAN indicators

c Consult with qualified Sony personnel.

light up.

 

 

 

Picture

Symptom

Cause and Remedy

 

 

 

 

 

 

No picture.

• Cable is disconnected or the connections are wrong.

 

 

 

c Check that the proper connections have been made

 

 

 

 

 

(see page 18).

 

 

 

 

 

 

 

• Input selection is incorrect.

 

 

 

 

 

 

 

c Select the input source correctly using the INPUT key

 

 

 

 

 

 

 

 

 

(see page 24).

 

Maintenance

 

• The picture is muting.

 

 

 

 

 

c Press the PIC MUTING key to release the muting function

 

 

 

(see page 25).

 

 

 

• The computer signal is not set to output to an external monitor or

 

 

 

set to output both to an external monitor and a LCD monitor of a

 

 

 

computer.

 

 

 

c Set the computer signal to output only to an external monitor.

 

 

 

c Depending on the type of your computer, for example a

 

 

 

notebook, or an all-in-one LCD type, you may have to switch

 

 

 

the computer to output to the projector by pressing certain keys

 

 

 

or by changing your computer’s settings.

 

 

 

For details, refer to the computer’s operating instructions

 

 

 

supplied with your computer.

 

 

 

• The signal is input from the computer to the INPUT C connector.

 

 

 

c Confirm the setting of the DDC function of your computer (see

 

 

 

page 18).

 

 

 

 

 

 

The picture is noisy.

• Noise may appear on the background depending on the

 

 

 

combination of the numbers of dot input from the connector and

 

 

 

numbers of pixel on the LCD panel.

 

 

 

c Change the desktop pattern on the connected computer.

 

 

 

 

 

 

Troubleshooting 45