Sony VPL-PX20, VPL-PX30 Sound, Others, Warning messages, Caution messages

		Troubleshooting
Sound
Symptom	Cause	Remedy
No Sound.	Cable is disconnected or not connected	Check that the proper connections have been
	properly.	made (see pages 15 (GB) to 18 (GB)).
	The sound is cut off.	Press the AUDIO MUTING key to release the
		muting function (see page 19 (GB)).
When inputting sound through	Monaural sound is being input through	Input stereo sound.
AUDIO jack, sound comes	the AUDIO jack.
through one channel only.
Others
Symptom	Cause	Remedy
The LAMP/COVER indicator	The lamp cover or the air filter cover is	Attach the cover securely (see pages 32 (GB) and
flashes.	detached.	33 (GB)).
The LAMP/COVER indicator	The lamp has reached the end of its life.	Replace the lamp (see page 32 (GB)).
lights up.
	The lamp becomes a high temperature.	Wait for 120 seconds to cool down the lamp and
		turn on the power again (see page 19 (GB)).
The TEMP/FAN indicator	The fan is broken.	Consult with qualified Sony personnel.
flashes.
The TEMP/FAN indicator	The internal temperature is unusually	Check to see if nothing is blocking the ventilation
lights up.	high.	holes.
Both LAMP/COVER and	The electric system failed.	Consult with qualified Sony personnel.
TEMP/FAN indicators light up.

Warning messages

Use the list below to check the meaning of the messages displayed on the screen.

Message	Meaning	Remedy
High temp.!	Internal temperature is too high.	Turn off the power.
Lamp off in 1 min.		Check to see if nothing is blocking the ventilation
		holes.
Frequency is out of range!	This input signal cannot be projected as	Input a signal that is within the range of the
	the frequency is out of the acceptable	frequency.
	range of the projector.
	The resolution setting of the output	Set the setting of output to the XGA (see page 15
	signal of a computer is too high.	(GB)).
Please check INPUT-A	You have input RGB signal from the	Set INPUT-A correctly (see page 26 (GB)).
setting.	computer when INPUT-A in the SET
	SETTING menu is set to COMPONENT,
	DTV YPBPR or DTV GBR.
Please replace the LAMP.	It is time to replace the lamp.	Please replace the lamp.

Caution messages

Use the list below to check the meaning of the messages displayed on the screen.

Message	Meaning	Remedy
NO INPUT	No input signal	Check connections (see page 15 (GB) to 18 (GB)).
Not applicable!	You have pressed the wrong key.	Press the appropriate key.
SPEAKER OFF	SPEAKER in the SET SETTING menu	Set SPEAKER to ON if necessary (see page 26
	has been set to OFF.	(GB)).

35 (GB)