NEC Projector Px750u User Manual

17
2. Projecting an Image (Basic Operation)
2.	 Press	the		(POWER)	 button	on	the	 projector	 cabinet	
or	the	POWER	ON	button	on	the	remote	control. 	
 The  POWER  indicator  will  turn  to  blue  and  the  projector 
will become ready to use.
TIP:	
•	 When	 the	message	 “PROJECTOR	 IS	LOCKED!	 ENTER	YOUR	
PASSWORD.” 	is 	displayed, 	it 	means 	that 	the 	[SECURITY]	
feature	is	turned	on.	(→ page 42)
•	 When	 the	ECO	 message 	is	 displayed, 	it	 means 	that	 [ON]	 is	
selected	for	[ECO	MESSAGE].	(→ page...

18
2. Projecting an Image (Basic Operation)
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	27	menu	languages.
To	select	a	menu	language, 	follow	these	steps:
1.	 Use	the	, ,   or 	button	 to	select	 one	of	the	 27	lan-
guages	from	the	menu.
2.	 Press	the	ENTER	button	to	execute	the	selection.
After	 this	has	 been	 done,	 you	can	 proceed	 to	the	 menu...

19
2. Projecting an Image (Basic Operation)
If the projected image is inverted or upside down
1	 Press	the	ORIENTATION	button.	
	 The	[ORIENTATION]	screen	will	be	displayed.
2	 Press	again	to	select	a	correct	orientation.
	 Each	time	 the	ORIENTATION 	button 	is 	pressed,	 the	choice	 you	highlight 	
will be changed.
 
DESKTOP FRONTDESKTOP REAR
CEILING	FRONTCEILING	REAR
3	 Stop	pressing	the	ORIENTATION	button.
 The menu will be closed and the projected image will be displayed in 
the correct orientation...

20
2. Projecting an Image (Basic Operation)
 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 	available	
input	source	and	display	it. 	The	input	source	will	change	as	follows: 	
COMPUTER1	→	COMPUTER2	→	COMPUTER3	→	HDMI	→	DisplayPort 	
→	VIDEO	→	S-VIDEO	→	VIEWER	→	SLOT	→	COMPUTER1	→ ...
•	 With	 the	SOURCE...

21
2. Projecting an Image (Basic Operation)
 Adjusting the Picture Size and Position
Use	the	lens	 shift	dial,	the	adjustable	 tilt	foot	 lever,	 the	zoom	 buttons	 and	the	focus	 buttons	 to	adjust	 the	picture	 size	
and	position.
In	this	chapter	drawings	and	cables	are	omitted	for	clarity.
Adjusting	 the	projected	 image’s	vertical	and	horizontal	
position
[Lens	shift]
Adjusting	the	focus
[Focus]
(→ page 22) (→ page 24)
Finely	adjusting	the	size	of	an	image
[Zoom]
Adjusting	the 	projected 	image’s...

22
2. Projecting an Image (Basic Operation)
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.
•	 Keep	hands	away	from	the	lens	 mounting	 portion	while	the	lens	 shift	is	in	 operation. 	
Failure	to	do	so	could	result	in	hands	being	pinched	by	the	moving	lens.
NOTE:
•	 The	lens	shift	function	is	not	available	on...

23
2. Projecting an Image (Basic Operation)
Adjusting with the remote control
1.	 Press	the	LENS	SHIFT	button.
 The Lens Shift screen will be displayed. 
2.	 Press	the	▼▲◀ or ▶	button.
 Use the ▼▲◀▶ buttons to move the projected image.
TIP:	
•	 The	 diagram	 below	shows	 the	lens	 shift	 adjustment	 range	for	the	 desktop	 front.	To	raise	 the	projection	 position	higher	than	this,	
use	the	tilt	feet.	(→ page 25)
•	 For	the	ceiling	mount/front	projection	lens	shift	adjustment	range,	see	page	207.
1V
1H...

24
2. Projecting an Image (Basic Operation)
Focus
Applicable	lens:	NP16FL/NP17ZL/NP18ZL/NP19ZL/NP20ZL/NP21ZL
Use	the	FOCUS	(+)	or	(−)	button	on	the	projector	cabinet	to	obtain	the	best	focus.
TIP:	To	obtain	the	best	focus,	perform	the	following	(for	fixed	installation)
Preparation:	Warm	up	the	projector	for	one	hour.
1.	Use	the	FOCUS	+/−	buttons	to	make	sure	you	obtain	the	best	focus.	If	you	do	not,	move	the	projector	back	and	forth.
2.	Select	the	[TEST	PATTERN]	from	the	menu	and	display	the	test...

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2. Projecting an Image (Basic Operation)
Adjusting the Tilt Feet
•		Turn	the 	left 	and 	right 	tilt 	feet 	on 	the 	right, 	left, 	and 	rear 	to	
adjust.
	 The	tilt	feet	lengthen	and	shorten	when	turned.
	 The	 height	of	the	 projected	 image	is	adjusted	 by	turning	 the	left	
and	right	tilt	feet.
	 If	 the	projected	 image	is	tilted, 	turn	 one	of	the	 tilt	feet	 to	adjust	
the	image	so	that	it	is	level.
-	 If	 the	projected	 image	is	distorted,	 see	“2-6	 Correcting	 Keystone	
Distortion” (→ page...

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2. Projecting an Image (Basic Operation)
 Correcting Keystone Distortion
When	the	projector	 is	not	 exactly	 perpendicular	 to	the	 screen,	 keystone	 distortion	 occurs.	To	 overcome	 it,	you	 can	 use	
the	“Keystone” 	function,	 a	digital	 technology	 that	can	adjust	 for	keystone-type	 distortion,	resulting	in	a	crisp,	 square	
image.
The	following	 procedure	 explains	how	to	use	 the	[KEYSTONE]	 screen	from	the	menu	 to	correct	 trapezoidal	 distor-
tions.
When	the	projector	is	placed	diagonally...