Hitachi CMP4121HDU user manual Symptom, Example, Adjustment, Procedure Press

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TROUBLESHOOTING (continued)

Symptom 2	Text displayed across the screen appears blurred in its entirety (figure 2).
	A fine pattern flickers when displayed on the screen (figure 3).
	Figure 2				Before adjustment		Figure 3			Before adjustment
				ABCDEFGHIJ		ABCABC
			abcdefgABCDEFGabcd
				ABCDEFGHIJ
Example			abcdefgABCDEFGabcd
					After adjustment					After adjustment
						ABC
	1) Press MENU button to open the MAIN MENU.
	2) Press SELECT button			several times to choose DISPLAY.
	3) Press	to open the DISPLAY MENU.
	4) Press	to choose AUTO ADJUST.
	5) Press	. (ADJUST OK)
	(Adjust the by displaying a fine pattern, such as a character string, or vertical streak
	pattern across the screen.)
	If AUTO ADJUST does not work well.
Adjustment	6) Press MENU button to open the MAIN MENU.
	7) Press SELECT button			several times to choose DISPLAY.
procedure
	8) Press	to open the DISPLAY MENU.
	9) Press	to choose MANUAL ADJUST.
	10) Press	to open the MANUAL ADJUST MENU.
	11) Press	several times to choose PHASE.
	(Adjust the phase by displaying a fine pattern, such as a character string, or vertical
	streak pattern across the screen.)
	12) Press	or		to make the text appear			12) Press	or	to make the text appear
	clean across the screen.						without flickering.

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