Dukane 8755C, 8063 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	ENGLISH
	The lens cover is closed.	4, 16
	Remove the lens cover.
	The signal cables are not correctly connected.	10
	Correctly connect the connection cables.
No pictures are	The brightness is adjusted to an extremely low level.	23, 25
displayed.	Adjust the BRIGHT to a higher level using the menu function
	or the remote control.
	The computer cannot detect the projector as a plug
	and play monitor.	10
	Make sure that the computer’s can detect a plug and play
	monitor using other plug and play monitor.
	Color settings are not correctly adjusted.
Colors have a	Perform picture adjustments by changing the COLOR	23, 25,
faded- out	TEMP, COLOR, TINT and/or COLOR SPACE settings,	30
appearance, or	using the menu functions.
Color tone is	COLOR SPACE setting is not suitable.
poor.	Change the COLOR SPACE setting to AUTO, RGB,	30
	SMPTE240 , REC709 or REC601.
	The brightness and/or contrast are adjusted to an
	extremely low level.	24, 25
	Adjust the BRIGHT and/or CONTRAST settings to a higher
	level using the menu function.
Pictures appear	The WHISPER function is working.
dark.	Select the NORMAL to the item WHISPER in the SETUP	24, 32
	menu.
	The lamp is approaching the end of its product
	lifetime.	38, 39
	Replace the lamp.
	Either the focus and/or horizontal phase settings are
	not properly.	18, 28
	Adjust the focus using the focus ring, 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	41
	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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