JVC DLA-SH4K instruction manual Adjust “Ramp Power” in the Option menu

Symptom	Probable Cause	Corrective Action	Reference Page
Image is	● Is the brightness level properly	● Adjust accordingly using ABrightnessB	A Page 26
unusually dark	adjusted?	of the Image menu.
or bright		● Adjust “Ramp Power” in the Option menu.	A Page 30
Coloring of the	● Is the contrast level properly	● Adjust accordingly using AContrastB of	A Page 26
image is poor or	adjusted?	the Image menu.
distorted
	● Are the signals of the connected	● Check to ensure that they are possible	A Page 16, 18
	devices possible input signals?	input signals, and input compatible
		signals accordingly.
	● Is the input cable correctly	● Connect the input cable correctly.	A Page 17, 19
	connected?
Projection	● Has the setup position of the	● Check the setup position of the	^
position on the	projector been shifted?	projector.
screen has
shifted
Image	● Are the video signals correctly	● Check the signals and connection.	A Page 16 - 19
disappears	input?
suddenly
Images do not	● Are the DVI 1 and DVI 3 terminals	● To display images in the two-screen	A Page 18, 19
appear on the	connected for input?	mode, connect the DVI 1 and DVI 3
two-screen		terminals. The left screen displays
mode display		images of the DVI 1 terminal, and the
		right screen displays images of the
		DVI 3 terminal.
The screen does	● The ending process is in progress.	● Please wait for about more than 10	A Page 23
not darken		seconds for the ending process to
immediately		complete.
when the
projection has
ended

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