NEC Projector P452H User Manual

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This	section	describes	how	to	turn	on	the	projector	and	to	project	a	picture	onto	the	screen.
❶ Flow of Projecting an Image
Step 1
•	 Connecting	your	computer	/	Connecting	the	power	cord	(→ page 11)
 
Step 2 
•	 Turning	on	the	projector	(→ page 12)
 
Step 3 
•	 Selecting	a	source	(→ page 14)
 
Step 4
•	 Adjusting	the	picture	size	and	position	(→ page 16)
•	 Correcting	keystone	distortion	[KEYSTONE]	(→ page 21)
 
Step 5
•	 Adjusting	a	picture	and	sound
- Optimizing a computer signal automatically (→...

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❷ Connecting Your Computer/Connecting the Power Cord
1.	 Connect	your	computer	to	the	projector.
 This section will show you a basic connection to a computer. For information about other connections, see “5. 
Installation	and	Connections”	on	page	69.
	 Connect	the	computer	cable	(VGA)	between	the	projector’s	COMPUTER	IN	terminal	and	the	computer’s	port	(mini	
D-Sub 15 Pin). Turn two thumb screws of both terminals to fix the computer cable (VGA).
2.	 Connect	the	supplied	power	cord	to	the	projector....

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❸ Turning on the Projector
1. Remove the lens cap.
 With the lens cap’s stopper pressed up, pull forward and 
off.
Stopper
2. Press the  (POWER) button on the projector cabinet 
or the POWER ON button on the remote control. 
 The POWER indicator lights blue and the image is projected 
on the screen.
TIP:	
•	 When	the	message	“PROJECTOR	IS	LOCKED!	ENTER	YOUR	
PASSWORD.”	is	displayed,	it	means	that	the	[SECURITY]	
feature	is	turned	on.	(→	page	31)
 After you turn on your projector, ensure that the...

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Note on Startup screen (Menu Language Select screen)
When	you	first	turn	on	the	projector,	you	will	get	the	Startup	menu.	This	menu	gives	you	the	opportunity	to	select	one	
of	the	30	menu	languages.
To select a menu language, follow these steps:
1. Use the ▲, ▼, ◀ or ▶ button to select one of the 30 
languages from the menu.
 
2. Press the ENTER button to e xecute the selection.
After	this	has	been	done,	you	can	proceed	to	the	menu	
operation.
If	you	want,	you	can	select	the	menu	language	later.
(→...

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❹ Selecting a Source
Selecting the computer or video source
NOTE:	Turn	on	the	computer	or	video	source	equipment	connected	to	the	projector.
Detecting the Signal Automatically
Press	the	SOURCE	button	once.	The	projector	will	search	for	the	avail-
able	input	source	and	display	it.	The	input	source	will	change	as	follows:	
[HDMI1]	→	[HDMI2]	→	[COMPUTER]	→	[VIDEO]	→	[HDBaseT]	→	[APPS]
•	 With	the	SOURCE	screen	displayed,	you	can	press	the	SOURCE	
button	a	few	times	to	select	the	input	source.
TIP:	If	no...

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Selecting Default Source
You	can	so	that	it	will	be	displayed	each	time	the	projector	is	turned	on.
1. Press the MENU button.
 The menu will be displayed.
2. Press the ▶	button	twice	to	select	[SETUP]	and	the	▼	button	or	the	ENTER	button	to	select	[GENERAL].
3. Press the ▶	button	four	times	to	select	[OPTIONS(2)].
4. Press the ▼	button	five	times	to	select	[DEFAULT	SOURCE	SELECT]	and	press	the	ENTER	button.
 The [DEFAULT SOURCE SELECT] screen will be displayed.
 (→ page 63)
5. Select a source as the...

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❺ Adjusting the Picture Size and Position
Use	the	lens	shift	dial,	the	adjustable	tilt	foot	lever,	the	zoom	lev er/zoom	ring	and	the	focus	ring	to	adjust	the	picture	
size	and	position.
In	this	chapter	drawings	and	cables	are	omitted	for	clarity.
Adjusting	the	projected	image’s	vertical	and	horiz ontal	
position	[Lens	shift]
(→	page	17)
Adjusting	the	focus	[Focus	ring]
(→	page	19)
Finely	adjusting	the	size	of	an	image
[Zoom	lever]
(→	page	19)
Adjusting	the	projected	image’s	height	and	horizontal	tilt...

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Adjusting the vertical position of a projected image (Lens shift)
 CAUTION
Perform	the	adjustment	from	behind	or	from	the	side	of	the	projector.	Adjusting	from	the	front	could	expose	your	
eyes	to	strong	light	which	could	injure	them.
1. Turn the lens shift dials clockwise or counterclockwise.
 Vertical dial
	 Turn	this	clockwise	or	counterclockwise	to	adjust	the	projection	position	in	the	vertical	direction.
 Horizontal dial
	 Turn	this	clockwise	or	counterclockwise	to	adjust	the	projection	position...

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TIP:	
•	 The	diagram	below	shows	the	lens	shift	adjustment	range	([ORIENTATION]:	[DESKTOP	FRONT]).
•	 For	the	lens	shift	adjustment	range	regarding	the	[CEILING	FRONT]	projection,	see	page	73.
	 [P502H/P452H]
100%V 62%V
100%H
25%H 25%H
25%H
25%H
Height of projected image Width of projected image
	 [P502W/P452W]
100%V59%V
100%H
28%H 28%H
28%H
28%H
Height of projected image
Width of projected image
	 Description	of	symbols:	V	indicates	vertical	(height	of	the	projected	image),	H	indicates	horizontal...

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Focus
Use	the	FOCUS	ring	to	obtain	the	best	focus.
NOTE:
•	 Recommend	to	perform	the	focus	adjustment	after	leaving	the	projector	under	the	state	the	TEST	PATTERN	has	been	projected	
for	over	30	minutes.	Please	refer	page	58	about	the	TEST	PATTERN.
Focus ring
Zoom
Turn	the	zoom	lever	clockwise	and	counterclockwise.
Zoom lever
2. Projecting an Image (Basic Operation)