NEC Projector PA621U User Manual

Projector
PA721X/PA621X/PA671W 
PA621U/PA571W/PA521U 
PA722X/PA622X/PA672W 
PA622U/PA572W/PA522U
User’s Manual
Model No.
NP-PA721X/NP-PA621X/NP-PA671W/NP-PA621U/NP-PA571W/
NP-PA521U/NP-PA722X/NP-PA622X/NP-PA672W/NP-PA622U/NP-
PA572W/NP-PA522U 

Ver. 1 08/2013
•	 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	Brands.
•	 Adobe,	 Adobe	PDF,	Adobe	 Reader,	 and	Acrobat	 are	either...

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
 Fire and Shock Precautions 
•	 Ensure	that	there	 is	sufficient	 ventilation	 and	that	vents	 are	unobstructed	 to	prevent	 the	build-up	 of	heat	 inside	 your	
projector. 	Allow	at	least	4	inches	(10cm)	of	space	between	your	projector	and	a	wall.
•	 Do	not	try	to	touch	 the	ventilation	 outlet	on	the	 left	front	 (when	 seen	from	the	front)	 as	it	can	 become	 heated	while	
the	projector	 is	turned	 on	and	 immediately	 after	the	projector	 is	turned	 off.	Parts	 of	the...

iv
Important Information
•	 Handle	the	power	cord	carefully.	A	damaged	or	frayed	power	cord	can	cause	electric	shock	or	fire.
-	 Do	not	use	any	power	cord	other	than	the	one	supplied	with	the	projector.
-	 Do	not	bend	or	tug	the	power	cord	excessively.
-	 Do	not	place	the	power	cord	under	the	projector,	or	any	heavy	object.
-	 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,...

v
Important Information
•	 Do	not	throw	batteries	into	fire.
•	 If	you	will	not	be	using	the	remote	control	for	a	long	time,	remove	the	batteries.
•	 Ensure	that	you	have	the	batteries’	polarity	(+/−)	aligned	correctly.
•	 Do	not	use	new	and	old	batteries	together,	or	use	different	types	of	batteries	together.
•	 Dispose	of	used	batteries	according	to	your	local	regulations.
Note for US Residents
The	lamp	in	this	product	contains	mercury. 	Please	dispose	according	to	Local,	State	or	Federal	Laws.
Lamp...

vi
Important Information
 Health precautions to users viewing 3D images
Before	viewing,	 be	sure	 to	read	 health	 care	precautions	 that	may	 be	found	 in	the	 user’s	 manual	 included	 with	your	
LCD	 shutter	 eyeglasses	 or	your	 3D	compatible	 content	such	as	DVDs,	 video	games,	 computer’s	 video	files	and	
the	like.
To	avoid	any	adverse	symptoms,	heed	the	following:
•	 Do	not	use	LCD	shutter	eyeglasses	for	viewing	any	material	other	than	3D	images.
•	 Allow	 a	distance	 of	2	m/7	 feet	or	greater...

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

viii
Table of Contents
	Using	the	Optional	Remote	Mouse	Receiver	(NP01MR) ............................................30
	Correcting	Horizontal	and	 Vertical	Keystone	Distortion	[CORNERSTONE] ................32
Cornerstone ........................................................................\
...................................32
	Displaying	 Two	Pictures	at	the	Same	 Time ..................................................................35
Selecting	the	PIP	or	PICTURE	BY	PICTURE	Mode	[MODE]...