Canon SX20 manual Cannot project image from notebook computer, Power turns off

Cannot project image from notebook computer

Cause	Countermeasure
The connection cable is not connected	Check whether the connection cable is properly connected
properly.	to the video terminal of the computer. (P23)
The video signal type is incorrect.	Check whether the selected signal type is correct. (P28,
	84)
The external monitor output setting on	Turn on the external monitor output on the notebook com-
the notebook computer is incorrect.	puter.
	To turn on the external monitor output, press the [LCD] or
	[VGA] function key while pressing the [Fn] key on the key-
	board of the notebook computer. (P24)
	The combination of keys used to perform this operation
	varies among computer manufacturers. Refer to the
	User's Manual that came with your computer.
The displayed image is not the same	Check whether the dual screen (multi-display) mode is
as that displayed on the notebook	selected on the notebook computer.
computer.	When the dual screen mode is selected, change it to the
	simultaneous display mode (output setting) on the note-
	book personal computer.
	The output setting method varies among computer manu-
	facturers. Refer to the User's Manual that came with your
	computer.

Power turns off

		Cause			Countermeasure
	The air intake or exhaust vent is				Check whether the air intake or exhaust vent is blocked.
	blocked.				If the air intake or exhaust vent is blocked, the temperature
					inside the projector rises and the power is automatically
					turned off to protect the main body of the projector. Wait
					until the internal temperature lowers, and turn on the pro-
					jector with the intake and exhaust vents unblocked. (P21,
					76)
	The fir filter is dirty.				Check whether the bottom air filter is clogged with dust.
					If the air filter is clogged, clean or replace the air filter.
					(P76)
	The lamp has burnt out (or it is defec-				Check whether the lamp has burnt out.
	tive).				If the lamp has burnt out, replace it.
TROUBLESHOOTING
					The lamp may be defective if it has not burnt out. Check
					the lamp by replacing it with a spare lamp if you have it.
					(P12, 77)
	The	operating	temperature	is	Check whether the operating temperature is 5 to 35oC.
	improper.				(P13)
	Others				The projector may be out of order. Contact Canon dealer
					immediately. (Back cover)

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