NEC Projector PX750U2 User Manual

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2.	 Adjust	the	focus	at	the	edges	of	the	projected	image.	(Manual 	 focus)
 Turn the edge focus ring clockwise or counterclockwise.
Optical axis
This	completes	adjusting	the	projected	image’s	overall	focus.
NOTE:
The	NP31ZL	supports	the	Lens	Memory	function,	which	allows	you	to	store	changes	for	Lens	Shift,	Zoom,	and	Focus.
If	you	accidentally 	move 	the 	Edge 	focus 	ring 	(drawing 	shown 	below) 	after 	having 	stored 	adjusted 	values, 	the 	adjusted 	values 	stored 	
in	the	Lens	Memory	will	not	be...

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Zoom
Use	the	ZOOM	(+)	or	(−)	button	on	the	projector	cabinet	to	zoom	in	or	out.
•	 The	zoom	is	not	available	on	the	separately	sold	NP16FL	(PX750U2)	and	NP06FL	(PX700W2/PX800X2)	lens.
Adjusting with the remote control
•	 Hold	the	CTL	button	and	press	the	D-ZOOM/ZOOM	+/−	button.
2. Projecting an Image (Basic Operation)  

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Adjusting the Tilt Feet
•		 Turn	the	left 	and 	right 	tilt 	f eet 	on 	the 	right,	left,	and 	rear 	to 	adjust.
	 The	tilt	feet	lengthen	and	shorten	when	turned.
	 The	height	of 	the 	pr ojected 	ima ge 	is 	adjusted 	b y 	turning 	the 	left 	
and	right	tilt	feet.
	 If	the	pr ojected 	ima ge 	is 	tilted,	turn 	one 	of 	the 	tilt 	f eet 	to 	adjust 	
the image so that it is level.
-	 If	the	projected 	image 	is 	distor ted, 	see 	“2-6 	Correcting 	K eystone 	
Distortion” (→ page 30).
- The tilt feet...

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❻ Correcting Keystone Distortion
When	the	projector	is	n ot	e xactly	p erpendicular	t o	t he	s creen,	k eystone	d istortion	o ccurs.	T o	o vercome	i t,	y ou	c an	u se	t he	
“Keystone”	function,	a 	digital 	technology 	that 	can 	adjust 	f or 	k eystone-type 	distor tion, 	resulting 	in 	a 	cr isp, 	square 	image .
The	following	procedure 	e xplains 	ho w 	to 	use 	the 	[KEYST ONE] 	screen 	from 	the 	men u 	to 	correct 	tr apezoidal 	distor tions.
When	the	projector	is	placed	diagonally	to	the	screen,...

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NOTE:
•	 If	the	projection	angle	is	the	same	as	in	the	last	use,	the	previous	correction	setting	values	are	retained	in	the	memory.
•	 When	doing	Step	2,	adjust	the	position	of	image	so	that	the	screen	is	smaller	than	the	area	of	the	projected	area.
•	 To	reset	the	3D	Reform	correction	setting	values,	press	and	hold	the	3D	REFORM	button	for	a	minimum	of	2	seconds.
•	 Each	time	the 	3D 	REFORM 	button 	is 	pressed, 	the 	item 	will 	change 	as 	follows: 	KEYSTONE 	→	CORNERSTONE	→ None →	KEY-
STONE	→...

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❼ Optimizing Computer Signal Automatically
Adjusting the Image Using Auto Adjust
Optimizing	a	computer	image	automatically.	(COMPUTER1/COMPUTER2/COMPUTER3)
Press	the	AUTO	ADJ.	button 	 to 	 optimize 	 a 	 computer 	 image 	 automatically.
This	adjustment	may	be	necessary	when	you	connect	your	computer	for	the	first	time.
[Poor picture]
[Normal picture]
NOTE:
Some	signals	may	take	time	to	display	or	may	not	be	displayed	correctly.
•	 If	the	Auto 	Adjust 	operation 	cannot 	optimize 	the 	computer...

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❽ Turning off the Projector
To turn off the projector:
1. First, press the 	(POWER)	b utton 	on 	the 	pr ojector 	
cabinet	or	the 	PO WER 	OFF 	b utton 	on 	the 	remote 	con-
trol. 
 The [PO WER OFF / ARE YOU SURE ? / CARBON SAV-
INGS-	SESSION	0.000[g-CO2]]	message	will	appear.
2.	 Secondly,	press 	the 	ENTER 	b utton 	or 	press 	the 	 
(POWER)	or	the	POWER	OFF	button	again.
 The lamp will turn off and the projector will go into standby 
mode. When in standby mode, the POWER indicator will 
light...

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❾ After Use
Preparation:	Make 	 sure 	 that 	 the 	 projector 	 is 	 turned 	 off.
1. Unplug the power cord.
2.	 Disconnect	any	other	cables.
•	 Remove	the	USB	memory	if	it	is	inserted	into	the	projector.
3. Mount the lens cap on the lens.
4.	 Before	moving	the	projector,	 screw 	 in 	 the 	 tilt 	 feet 	 if 	 they 	 have 	 been 	 lengthened.
2. Projecting an Image (Basic Operation)  

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3. Convenient Features
❶ Blocking the lamp light (LENS 
SHUTTER)
Press	the	SHUTTER/HOME 	POSITION 	b utton 	to 	b lock 	the 	lamps 	light 	
from	hitting	the 	screen.	Press 	again 	to 	allo w 	the 	screen 	to 	become 	il-
luminated	again.
•	 Another	way 	to 	shut 	the 	lamp 	light 	off 	is 	to 	press 	the 	SHUTTER 	b utton	
on	the	remote	control.
NOTE: 
•	 Do	not	press 	and 	hold 	the 	SHUTTER/HOME 	POSITION 	button 	for 	2 	seconds 	or 	
longer.
 Doing so will cause the lens shift position to return...

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❺ Enlarging a Picture
You	can	enlarge	the	picture	up	to	four	times.
NOTE:	The	maximum 	magnification 	may 	be 	less 	than 	four 	times 	depending 	on 	
the signal.
To	do	so:
1.	 Press	the	D-ZOOM/ZOOM	(+)	button	to	magnify	the	picture.
2. Press the ▲▼◀▶ button.
 The area of the magnified image will be moved
3.	 Press	the	D-ZOOM/ZOOM	(−)	button.
 Each time the D-ZOOM/ZOOM (−) button is pressed, the image is 
reduced.
NOTE: 
•	 The	image	will	be	enlarged	or	reduced	at	the	center	of	the	screen.
•...