Hitachi PJ-TX100 user manual Phenomena that may easily be mistaken for machine defects

Troubleshooting

Phenomena that may easily be mistaken for machine defects (continued)

Phenomenon	Cases not involving a machine defect	Reference
		page
	The PC cannot detect the projector as a plug and
	play monitor.	8
	Make sure that the PC’s can detect a plug and play monitor
	using other plug and play monitor.
	If the connected PC has a DVI output, the driver
	software of the DVI board is too old.	-
No pictures are	Consult with the dealer of your PC to install new software.
displayed.	The signal source cannot output both a DVI signal
	and a VGA signal simultaneously.	-
	Disconnect the VGA connection when you use the DVI
	input.
	If the output signal can be selected on the PC, it isn't
	selected properly	-
	Select the digital output for DVI connection.
Colors have a	Color settings are not correctly adjusted.
	Perform picture adjustments by changing the COLOR TEMP,	18, 19
faded- out
	COLOR and/or TINT settings, using the menu functions.
appearance, or
	COLOR SPACE setting is not suitable.
Color tone is		24
poor.	Change the COLOR SPACE setting to AUTO, RGB,
	SMPTE240, REC709 or REC601.
	The brightness and/or contrast are adjusted to an
	extremely low level.	16, 18,
	Adjust the BRIGHT and/or CONTRAST settings to a higher	19
	level using the menu function.
	The IRIS setting lowers the brightness.	26
Pictures appear	Set the IRIS to +10.
dark.	The WHISPER function is working.
	Select the NORMAL to the item WHISPER in the SETUP	26
	menu.
	The lamp is approaching the end of its product
	lifetime.	32
	Replace the lamp.
	Either the focus and/or horizontal phase settings are
	not properly.	14, 22
	Adjust the focus using the focus knob, and/or H PHASE
Pictures appear
	using the menu function.
blurry.
	The lens is dirty or misty.
	Clean the lens by referring to the section “Caring For The	34
	Lens”.

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