ViewSonic PJ452 manual The lens cover is closed

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

Phenomenon	Cases not involving a machine defect	Reference Page
	The lens cover is closed.	4, 16
	Remove the lens cover.
	The signal cables are not correctly connected.	13, 14
	Correctly connect the connection cables.
	The brightness is adjusted to an extremely	25, 27
No pictures are	low level.
	Adjust the BRIGHT to a higher level using the
displayed.
	menu function or the remote control.
	The computer cannot detect the projector as	13
	a plug and play monitor.
	Make sure that the computer’s can detect a plug
	and play monitor using other plug and play
	monitor.
Colors have a	Color settings are not correctly adjusted.	25, 28, 32
	Perform picture adjustments by changing the
faded-out
	COLOR TEMP, COLOR, TINT and/or COLOR
appearance,
	SPACE settings, using the menu functions.
or
	COLOR SPACE setting is not suitable.	32
Color tone is
	Change the COLOR SPACE setting to AUTO,
poor.
	RGB, SMPTE240, REC709 or REC601.
	The brightness and/or contrast are adjusted	25, 27
	to an extremely low level.
	Adjust the BRIGHT and/or CONTRAST
	settings to a higher level using the menu
Pictures appear	function.
	The WHISPER function is working.	26, 34
dark.	Select the NORMAL to the item WHISPER in
	the SETUP menu.
	The lamp is approaching the end of its	41, 42, 44
	product lifetime.
	Replace the lamp.
	Either the focus and/or horizontal phase	19, 30
	settings are not properly.
Pictures appear	Adjust the focus using the focus ring, and/or H
	PHASE using the menu function.
blurry.
	The lens is dirty or misty.	45
	Clean the lens by referring to the section
	“Caring for the lens”.

NOTE • Although bright spots or dark spots may appear on the screen, this is a unique characteristic of liquid crystal displays, and such do not constitute or imply a machine defect.

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