NEC Projector Px750u User Manual

106
5. Using On-Screen Menu
Selecting the Aspect Ratio [ASPECT RATIO]
Use	this	function	to	select	the	screen’s	vertical:horizontal	aspect	ratio.
Select	the	screen	 type	(4:3	screen,	 16:9	screen	 or	16:10	 screen)	 at	the	 screen	 setting	before	setting	 the	aspect	 ratio.	
(→	page	116)
The	projector	automatically	identifies	the	signal	being	input	and	sets	the	optimum	aspect	ratio.
For Computer signal
For	Component/Video/S-Video	signals
When	the	screen	type	is	set	to	4:3When	the	screen	type	is	set	to...

1st	edition,	June	2011
•	 DLP	and	BrilliantColor	are	trademarks	of	Texas	Instruments.	
•	 Macintosh,	Mac	OS	X	and	PowerBook	are	trademarks	of	Apple	Inc. 	registered	in	the	U.S.	and	other	countries.
•	 Microsoft,	Windows,	Windows	Vista,	Internet	 Explorer,	 .NET	Framework	 and	PowerPoint	 are	either	 a	registered	
trademark	or	trademark	of	Microsoft	Corporation	in	the	United	States	and/or	other	countries.
•	 MicroSaver	is	a	registered	trademark	of	Kensington	Computer	Products	Group,	a	division	of	ACCO...

i
Important Information
Safety Cautions
Precautions
Please	read	this	manual	carefully	before	using	your	NEC	projector	and	keep	the	manual	handy	for	future	reference.
CAUTION
To	turn	off	main	power,	be	sure	to	remove	the	plug	from	power	outlet.
The	power	 outlet	socket	 should	 be	installed	 as	near	 to	the	 equipment	 as	possible,	 and	should	 be	easily	
accessible.
CAUTION
TO	PREVENT	SHOCK,	DO	NOT	OPEN	 THE	CABINET.
THERE	ARE	HIGH-VOLTAGE	COMPONENTS	INSIDE.
REFER	SERVICING	TO	QUALIFIED	SERVICE...

ii
Important Information
WARNING TO CALIFORNIA RESIDENTS:
Handling	the	cables	 supplied	 with	this	product	 will	expose	 you	to	lead,	 a	chemical	 known	to	the	 State	 of	California	
to	cause	birth	defects	or	other	reproductive	harm. 	WASH	HANDS	AFTER	HANDLING.
RF Interference (for USA only)
WARNING
The	 Federal	 Communications	 Commission	does	not	allow	 any	modifications	 or	changes	 to	the	 unit	 EXCEPT	 those	
specified	 by	NEC	 Display	 Solutions	 of	America,	 Inc.	in	 this	 manual. 	Failure	 to...

iii
Important Information
WARNING
•	 Do	not	cover	 the	lens	 with	the	lens	 cap	or	equivalent	 while	the	projector	 is	on. 	Doing	 so	can	 lead	 to	melting	 of	
the	cap	due	to	the	heat	emitted	from	the	light	output.
•	 Do	not	place	 any	objects,	 which	are	easily	 affected	 by	heat,	 in	front	 of	the	 projector	 lens.	Doing	 so	could	 lead	
to	the	object	melting	from	the	heat	that	is	emitted	from	the	light	output. 	
Do	not	 tilt	the	 projector	 forward	or	back	 at	a	greater	 angle	than	10°.	Doing	 so	may...

iv
Important Information
-	 Do	not	cover	the	power	cord	with	other	soft	materials	such	as	rugs.
-	 Do	not	heat	the	power	cord.
-	 Do	not	handle	the	power	plug	with	wet	hands.
•	 Turn	off	the	 projector,	 unplug	the	power	 cord	and	have	 the	projector	 serviced	by	a	qualified	 service	personnel	 under	
the	following	conditions:
-	 When	the	power	cord	or	plug	is	damaged	or	frayed.
-	 If	liquid	has	been	spilled	into	the	projector,	or	if	it	has	been	exposed	to	rain	or	water. 	
-	 If	the	projector	does	not...

v
Important Information
Note for US Residents
The	lamp	in	this	product	contains	mercury.	Please	dispose	according	to	Local,	State	or	Federal	Laws.
Lamp and Color Wheel Replacement
•	 Use	the	specified	lamp	for	safety	and	performance.
•	 To	replace	the	lamp	and	the	color	wheel,	follow	all	instructions	provided	on	page	174	and	208	respectively.
•	 Be	sure	to	replace	 the	lamp	 when	 the	message	[THE LAMP HAS REACHED THE END OF ITS USABLE LIFE. 
PLEASE REPLACE THE LAMP AND FILTER. USE THE SPECIFIED LAMP FOR...

vi
Important Information
Example 2 – If there is a wall behind the projector.
(1) For floor installation:
70 cm/27.6" or greaterLens
NOTE:
The drawing shows the proper clearance required for the back, sides and \
top of the projector.
(2) For ceiling mounting:
Ceiling mount unit30 cm/12" or 
greater
70 cm/27.6"  or greater Lens
NOTE:
1. The drawing shows the proper clearance required for the front, sides, ba\
ck and bottom of the projector.
2. If suspending the projector 30 cm/12 inches away...

vii
Important Information
About Copyright of original projected pictures:
Please	note	that	using	 this	projector	 for	the	 purpose	 of	commercial	 gain	or	the	 attraction	 of	public	 attention	 in	a	venue	
such	 as	a	coffee	 shop	or	hotel	 and	employing	 compression	 or	expansion	 of	the	 screen	 image	with	the	following	 func-
tions	may	raise	concern	about	the	infringement	of	copyrights	which	are	protected	by	copyright	law.
[ASPECT	RATIO],	[3D	REFORM],	[D-ZOOM]	feature	and	other	similar	features....

viii
Table of Contents
Important Information ........................................................................\
....................i
1. Introduction  ........................................................................\
..................................1
1
	 What’s	in	the	Box? ........................................................................\
.................................1

	Introduction	to	the	Projector  ........................................................................\...