NEC Projector PA622U User Manual

18
2. Projecting an Image (Basic Operation)
❺ Adjusting the Picture Size and Position
Use	the	lens	 shift	dial,	the	adjustable	 tilt	foot	 lever,	 the	zoom	 lever/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	horizontal	
position
[Lens	shift]
(→	page	19)
Adjusting	the	focus
[Focus	ring]
(→	page	20)
Finely	adjusting	the	size	of	an	image
[Zoom	lever/Zoom	ring]
(→	page	21,...

19
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.
Downward
Upward
Lens	shift	dial	(Horizontal)
Lens	shift	dial	(Vertical)
Rightward
Leftward
•	 Turn	the	lens	shift	dials	clockwise	or	counterclockwise.
Vertical	dial
Turn	this	clockwise	or	counterclockwise	to	adjust	the...

20
2. Projecting an Image (Basic Operation)
TIP: 
•	 The	diagram	 below	shows	 the	lens	 shift	 adjustment	 range	for	the	 PA622U	 and	PA522U	 (projection	 mode:	desktop	 front).	To	raise	
the projection position higher than this, use the tilt feet. (→ page 23)
•	 For	 the	PA672W/PA572W/PA722X/PA622X	 and	the	ceiling	 mount/front	 projection	lens	shift	 adjustment	 range,	see	page	162, 
163.
100%V 50%V
10%V 100%H
30%H
30%H
10%H10%H
Height	of	projected	image
Width	of	projected	image
PA622U/PA522U...

21
2. Projecting an Image (Basic Operation)
Applicable lens: NP30ZL
The	NP30ZL	lens	unit	aligns	the	peripheral	focus	around	the	optical	axis.
Peripheral	focus	ring
Focus	Ring Zoom	Lever
1. Turn  the  focus  ring  left  and  right  to  align  the  focus 
around the optical axis.
*	 The	 diagram	 shows	an	example	 when	the	lens	 shift	is	
moved	to	the	top. 	The	top	of	the	screen	is	adjusted.
	 When	 the	lens	 is	in	 the	 center,	 the	center	 of	the	 screen	
is	adjusted.
Focus	Ring
Optical	axis
2. Turn  the...

22
2. Projecting an Image (Basic Operation)
Applicable lens: NP11FL
With	the	NP11FL	lens,	adjust	the	focus	and	picture	distortion.
Preparations:
Turn	the	lens	shift	dials	(vertical	and	horizontal)	on	the	projector	to	return	the	lens	shift	to	the	center.
Approximate	lens	center	position	(explained	here	for	the	desktop	front	projection	mode)
Horizontal dial ��������First turn the dial to the left edge, then turn it further so that the knob is horizontal� From this position, turn 
the dial 1 full turn...

23
2. Projecting an Image (Basic Operation)
Adjusting the Tilt Feet
1.  Turn the left and right tilt feet 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	“3-6	 Correcting	 Horizontal	
and	Vertical	 Keystone	 Distortion	 [CORNERSTONE]” 	(→	page...

24
2. Projecting an Image (Basic Operation)
❻ Optimizing Computer Signal Automatically
Adjusting the Image Using Auto Adjust
Optimizing	a	computer	image	automatically.	(COMPUTER/BNC(Analog	RGB))
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...

25
2. Projecting an Image (Basic Operation)
❽ Turning off the Projector
To turn off the projector:
1. First,  press  the   (POWER)  button  on  the  projector 
cabinet or the POWER OFF button on the remote con -
trol. 
	 The	 [POWER	 OFF	/	ARE	 YOU	 SURE	 ?	/	CARBON	 SAV-
INGS-	SESSION	0.000[g-CO2]]	message	will	appear.
2. Secondly,  press  the  ENTER  button  or  press  the  
(POWER) or the POWER OFF button again.
	 The	 lamp	will	go	off	and	 the	power	 supply	 will	be	cut. 	At	
this	 point,	 if	there...

26
2. Projecting an Image (Basic Operation)
❾ After Use
Preparation:	Make	sure	that	the	projector	is	turned	off.
1. Unplug the power cord.
2.  Disconnect any other cables.
3.  Mount the lens cap on the lens.
4.  Before moving the projector, screw in the tilt feet if they have been lengthened. 

27
❶ Turning off the Image and Sound
The	projected	 video	and	the	output	 sound	from	the	internal	 speaker	 and	
sound	output	terminal	will	disappear	momentarily.
Press	the	BLANK	button.
The	projected	video	will	be	cut	off.
Press the MUTE button.
The	projected	audio	will	be	cut	off.
Press	the	AV-MUTE	button.
The	projected	video	and	audio	will	be	cut	off.
•	 Press	the	buttons	 one	more	 time	for	the	 cancelled	 video	and	audio	 to	
appear	again.
	 When	 AV-MUTE	 and	BLANK	 are	continued	 for	some	 time,...