Sony VPL-CX4 Sound, Others, Remote Commander

Symptom	Cause and Remedy
Color balance is incorrect.	• Picture has not been adjusted properly.
	c Adjust the picture (see page 26).
	• Projector is set to wrong color system.
	c Set COLOR SYS in the PICTURE CTRL menu to match the
	color system being input (see page 27).
The picture is too dark.	• Contrast or brightness has not been adjusted properly.
	c Adjust the contrast or brightness in the PICTURE CTRL menu
	properly (see page 26).
The picture is not clear.	• Picture is out of focus.
	c Adjust the focus (see page 22).
	• Condensation has occurred on the lens.
	c Leave the projector for about two hours with the power on.
The picture appears too	• SHIFT in the INPUT SETTING menu has not been adjusted
small on the screen.	properly.
	c Adjust SHIFT in the INPUT SETTING menu properly (see
	page 28).
The picture flickers.	• DOT PHASE in the INPUT SETTING menu has not been adjusted
	properly.
	c Adjust DOT PHASE in the INPUT SETTING menu properly
	(see page 27).

Sound

Symptom	Cause and Remedy
No sound.	• Cable is disconnected or the connections are wrong.
	c Check that the proper connections have been made (see page
	15).
When sound is input	• Monaural sound is being input through the AUDIO connector.
through AUDIO connector,	c Input stereo sound.
sound comes through one
channel only.

Remote Commander

Symptom	Cause and Remedy
The Remote Commander	• The Remote Commander batteries are dead.
does not work.	c Replace with a new battery (see page 12).

Others

Symptom	Cause and Remedy
The LAMP/COVER	• The lamp cover or the air filter cover is detached.
indicator flashes.	c Attach the cover securely (see page 31).
The LAMP/COVER	• The lamp has reached the end of its life.
indicator lights up.	c Replace the lamp (see page 31).
	• The lamp becomes a high temperature.
	c Wait for 90 seconds to cool down the lamp and turn on the
	power again (see page 23).

GB 34 Troubleshooting