Dukane 8793h user manual Over Scan ratio is too big, Excessive Video NR

Troubleshooting

Phenomena that may be easy to be mistaken for machine defects (continued)

Phenomenon	Cases not involving a machine defect	Reference
		page
	When the projector is operating in Eco mode,
	flickering may appear on screen.	41
	Set ECO MODE to NORMAL, and set AUTO ECO
Some kind
	MODE to OFF, in the SETUP menu.
of image
	The OVER SCAN ratio is too big.
degradation		34
	Adjust OVER SCAN in the IMAGE menu smaller.
such as
flickering or	Excessive VIDEO NR.	37
stripes appear
on screen.	Change the setting of VIDEO NR in the INPUT menu.
	The FRAME LOCK function cannot work on the
	current input signal.	39
	Set FRAME LOCK in the INPUT menu to OFF.

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

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