NEC Vt580 Projector User Manual

							23
3. Projecting an Image (Basic Operation)
MEN US
ELE CTLAMP
STATUS POWERO N
/S
TA
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A DJ
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EN
TEREX
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USELECTLA M P
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N/
ST AN D B YS
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ENT ERE
XIT
F O C
US
Zoom
VT580/VT480/VT58
Use the ZOOM lever to adjust the image size on the screen.
VT48
Focus
Use the FOCUS ring to obtain the best focus.
VT580/VT480/VT58
F O CU SM
EN USEL
E C T
L A M P
S T
A T
U S
P O W E
RO
N/S TA
ND  BY SO
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CE AU
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O  A D J.E
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X
ITZ O O M
Z
O OM
VT48
Use the Digital ZOOM button on the projector cabinet to
electronically enlarge or reduce the image size.
NOTE: Digital Zoom can result in a blurry image due to the
electronic zoom. 
						

							24
 Correcting Keystone Distortion
Correcting Keystone Distortion
If the screen is tilted vertically, keystone distortion becomes large. Proceed with the following
steps to correct keystone distortion
NOTE: The Keystone correction can cause an image to be slightly blurred because the correction is made electronically.
NOTE: The Keystone correction range can be made narrower, depending on a signal or its aspect ratio selection.
Adjusting with buttons on the cabinet
1. Press the SELECT 
 or  button with no menus displayed
After the Keystone screen is displayed, press the SELECT  
 or   button to correct the keystone distortion.
2. Press the EXIT button.
The Keystone screen will be closed. The changes will take effect.
NOTE: When the menu is displayed, the above operation is not available. \
When the menu is displayed, press the MENU button to
display the menu and start the Keystone correction from the menu.
From the menu, select [Setup] → [General] → [Keystone]. The changes can be saved with [Keystone Save]. (→page  43)
Adjusting with the Remote Control
1. Press the MENU button.
The menu will be displayed.
2. Press the SELECT  button to select [Setup] and press the ENTER button.
3. Press the SELECT 
 button to select [Keystone].
4. Press the SELECT 
 or  button.
Adjust so that the image is rectangular.
 
5. Press the MENU button.
The menu will be closed.
NOTE: The Keystone correction can cause an image to be slightly blurred because the correction is made electronically.
TIP: The changes can be saved with [Keystone Save]. (→page 43)
3. Projecting an Image (Basic Operation) 
						

							25
Adjusting with the Auto Keystone Function (VT580 only)
The Auto Keystone correction feature will correct the vertical distortion of\
 a projected image on the screen. No special
operation required. Just put the projector on a flat surface.
TIP: Even when the menu setting for [Auto Keystone] is turned on, [Keyst\
one] can be adjusted manually.
To turn on [Auto Keystone], proceed the following steps.
1. Press the MENU button
The menu will be displayed.
2. Press the SELECT  button to select [Setup] and press the ENTER button.
The [General] tab will be highlighted.
3. Press the SELECT  button.
The [Auto Keystone] will be highlighted.
4. Press the SELECT  or  button to select [On].
5. Press the MENU button.
The menu will be closed.
NOTE: • Vertical distortions between offset angles of +/- 30 degrees can be corrected.
• The Auto Keystone correction will take effect in 2 seconds after changin\
g the projection angle during projection.
• The left and right (horizontal) keystone correction is not available.
Place the projector so that the lens surface is parallel to the screen.
The rear feet of the projector can be adjusted to level the projector.
NOTE: • Auto and Manual Keystone correction angle could be less than 30 degrees \
depending on the signal and/or aspect ratios.
•Using keystone correction can cause the image to be slightly blurred because the correction is made electronically.
NOTE:
• When the menu is displayed, the Keystone Correction operation is not ava\
ilable by using the buttons on the projector cabinet.
When the menu is displayed, press the EXIT button to close the menu and \
then perform the Keystone correction.
• From the menu, select [Setup] 
→ [General] → [Keystone]. The changes can be saved with [Keystone Save].
(→page  43)
3. Projecting an Image (Basic Operation) 
						

							26
3. Projecting an Image (Basic Operation)
 Optimizing RGB Picture Automatically
Adjusting the Image Using Auto Adjust
Optimizing an RGB image automatically.
Press the AUTO ADJ. button to optimize an RGB image automatically.
This adjustment may be necessary when you connect your computer for the \
first time.
[Poor picture]
[Normal picture]
VOLUMEL-CLICK
MOUSER-CLICK
ASPECT HELP FREEZE
PICTURE
AUTO ADJ.S-VIDEO VIDEOCOMPUTER
LAMP MODE12
Increase volume
Decrease volumeVOLUMEL-CLICK
MOUSER-CLICK
ASPECT HELP FREEZE
PICTURE
AUTO ADJ.S-VIDEO VIDEOCOMPUTER
LAMP MODE12
NOTE: Some signals may take time to display or may not be displayed correctly.• The Auto Adjust function does not work for component and video signal.
• If the Auto Adjust operation cannot optimize the RGB signal, try to adjust Horizontal/Vertical Position Clock and Phase
manually. (→page  42)
 Turning Up or Down Volume
Sound level from the speaker can be adjusted.
TIP: When no menus appear, the SELECT  and  buttons on the projector cabinet work as a volume control.
SELECT
MENU
ENTEREXITLAMP
STATUS
POWER
ON/STAND BY
AUTO ADJ.
SOURCE 
						

							27
 Turning off the Projector
To turn off the projector:
3. Projecting an Image (Basic Operation)
SELECT
MENU
ENTEREXITLAMP
STATUS
POWER
ON/STAND BY
AUTO ADJ.
SOURCEENTEREXIT
MENU
UP
MAGNIFY PAGE OFF
POWER ON
PIC-MUTE
DOWN
1. First, press the POWER (ON/STAND BY) button on the projector cabinet or the POWER OFF button on
the remote control. The [Power Off / Are you sure?]message will appear.
2. Secondly, press the ENTER button or press the POWER (ON/STAND BY) or the POWER OFF buttonagain.
The power indicator will glow orange. After theprojector turns off, the cooling fans keep operatingfor 30 seconds (Cool-down time).
Immediately after turning on the projector anddisplaying an image, you cannot turn off the
projector for 60 seconds.
3. Finally, turn off the Main Power switch. The power indicator will go out.
TIP: The main power of the projector can be turned off by pressing
the main power switch or by unplugging the power cable even
during the cool down period after the projector is turned off.
NOTE: Do not turn off the main power within 10 seconds of makingadjustment or setting changes and closing the menu.
Doing so can cause loss of adjustments and settings.
Power On Fan running Standby
Steady green light Blinking orange lightSteady orange
light
POWER
STATUS
LAMP
POWER
POWER
STATUS LAMP
STATUS LAMP
M
E
N USE
LE C T
L A
M P
S TA T
U S
P O W E
RO
N/S
TA
N D
 B
Y S
O
UR C
E A
U
TO
 A
DJ.E N TE REX
I
T
F O CUSZ
O
OM
CAUTION:
Parts of the projector will become heated during operation. Use caution \
when picking up the projector immediately
after it has been operating.
CAUTION:
• The projector cannot be turned off for 60 seconds after the lamp is turned on and while the POWER indicat\
or is
blinking green. Doing so could cause premature lamp failure.
• Do not turn off the AC power by pressing the main power switch or by unplugging the power ca\
ble when the
projector is powered on. Doing so can cause damage to the projector. 
						

							28
\b After Use
Preparation: Make sure that the projector is turned off.
1. Unplug the power cable.
2. Disconnect any other cables.
3. Retract adjustable tilt feet if extended.4. Cover the lens with the lens cap.5. Put the projector and accessories in the supplied soft case.
CAUTION:
Use caution when putting the projector in the soft case immediately afte\
r the projector has been operating. The
projector cabinet is hot.
3. Projecting an Image (Basic Operation) 
						

							29
	 Turning off the Image and Sound
Press the PIC-MUTE button to turn off the image and sound for a short
period of time. Press again to restore the image and sound.
NOTE:
Sound from the AUDIO OUT jack (Stereo mini) on the VT580/VT480 can be
turned off.

  Freezing a Picture
Press the FREEZE button to freeze a picture. Press again to resume
motion.
 Enlarging a Picture
You can enlarge the picture up to four times.
NOTE: The maximum magnification may be less than four times depending on\
 a
signal.
To do so:
1. Press the MAGNIFY (+) button to magnify the picture.
To move the magnified image, use the SELECT 

,, or
button.
2. Press the MAGNIFY (-) button to return the image to theoriginal size.
4. Convenient Features
ENTEREXIT
MENU
UP
MAGNIFY PAGE OFF
POWER ON
PIC-MUTE
DOWN
ENTEREXIT
MENU
UP
MAGNIFY PAGE OFF
POWER ON
PIC-MUTE
DOWN
ENTEREXIT
MENU
UP
MAGNIFY PAGE OFF
POWER ON
PIC-MUTE
DOWN
ENTEREXIT
MENU
UP
MAGNIFY PAGE OFF
POWER ON
PIC-MUTE
DOWN
VOLUME ASPECT HELP
FREEZE
PICTURE
S-VIDEOLAMP MODE1
2 
						

							30
 Changing Lamp Mode
This feature enables you to select two brightness modes of the lamp:
Normal and Eco modes. The lamp life can be extended by using the Eco mode.
To change to the [Eco] mode, do the following:
1. Press the LAMP MODE button on the remote control to display [Lamp Mode] \
screen.
2. Use the SELECT 

 or  button to select [Eco] mode.
3. Press the ENTER button.
To change from [Eco] to [Normal], Go back to Step 2 and select [Normal]. \
Repeat Step 3.
NOTE: • The Lamp Mode can be changed by using the menu.
Select [Setup] 
→ [General] → [Lamp Mode].
• The lamp life remaining and lamp hours used can be checked in [Usage Time]. Select [Information] 
→[Usage Time].
• If the projector is overheated in Normal mode, there may be a case where\
 the Lamp mode automatically changes to Eco mode
to protect the projector. When the projector is in Eco mode, the picture brightness decreases. When the projector comes backto normal temperature, the Lamp mode returns to Normal mode.
Thermometer symbol [ 
 ] indicates the lamp mode is automatically set to Eco mode because the \
internal temperature is too
high.
  Preventing the Unauthorized Use of the Projector
 To enable the Security function:
1. Press the MENU button.
The menu will be displayed.
2. Use the SELECT 
 or  button to select [Setup] and press the ENTER button.
3. Use the SELECT  or  button to select [Installation].
4. Use the SELECT 

 or  button to select  [Security] and press the SELECT  button.
Lamp Mode
Normal Mode
Eco Mode Description
This is the default setting (100%
Brightness).
Select this mode to increase the lamp
life (80% Brightness). Status of LAMP indicator
Off
Steady Green light
4. Convenient Features
Example of menu for
VT580, VT480 and
VT58 
						

							31
4. Convenient Features
5. Use the SELECT 
 or  button to select [On] and press the ENTER button.
The [Keyword] screen will be displayed.
6. Type in a combination of the four SELECT buttons  
 and press the ENTER button.
NOTE: A keyword must be four to 10  digits in length.Please make a note \
of your keyword.
The [Confirm Keyword] screen will be displayed.
NOTE:Do not forget your keyword. However, if you forget your keyword, NEC or your dealer will provide you with your Release
Code upon proof of ownership. See more information at the end of this se\
ction. (→page  32)
7. Type in the same combination of SELECT button 

  and press the ENTER button.
The confirmation screen will be displayed.
8. Select [Yes] and press the ENTER button.
The Security function has been enabled. 
						

							32
4. Convenient Features
To turn on the projector when Security is enabled:
1. Press the Main Power Switch to the On position (I).2. Press and hold the POWER or the ON/STAND BY button for a minimum of 1 second.
The projector will be turned on and display a message to the effect that the projector is security-protected.
3. Press the MENU button.
The Keyword screen will be displayed.
4. Enter your keyword in the Keyword screen and press the ENTER button.
You can view the projected image.
NOTE: The security disable mode is maintained until the main power is tu\
rned off (by setting the main power switch to O or
unplugging the power cord).
To disable the Security function:
1. Press the MENU button.
The menu will be displayed.
2. Use the SELECT 
 or  button to select [Setup] and press the ENTER button.
3. Use the SELECT 
 or  button to select [Installation].
4. Use the SELECT 

 or  button to select [Security] and press the SELECT  button.
5. Use the SELECT 

 or  button to select [off] and press the ENTER button.
The keyword confirmation screen will be displayed.
6. Type in your keyword and press the ENTER button.
When the correct keyword is entered, the Security function will be disab\
led.
NOTE: • If you forget your keyword, contact your dealer. Your dealer will provide you with your keyword in exchange for your request
code. Your request code is displayed in the Keyword Confirmation screen. In this example [TAJ2-45L8-73HU-RV49-1YAT-
EETC] is a request code.
• The [Security] setting cannot be cancelled by using the [Reset] of the m\
enu.