NEC Vt670k Projector User Manual

							
4
1. Introduction
 Part Names of the Projector
ZOOMF
O
CUS
SEL
E
CTL
A M
P
S TA
TU S
P O
W ER V
ID
EO S
-V
ID
EO C
O
M PU TE R -1 C
O M
PU TE R
-2
O N/S TA N D
 B
Y
AU TO
A D
J.
AC IN
ZOOMF OCU
S
SELECTLAM
P
STATUS
PO W
ER
VIDEO S-VIDEOCOMPUTER-1
COMPUTER-2
ON/STAND BY
AUTO ADJ.
AUDIO OUT
S-VIDEO INCOMPUTER 1 IN
COMPUTER  OUT PC CONTROL
AUDIO
AUDIO
COMPUTER 2 IN
VIDEO IN AUDIO
L/MONORAUDIOL/MONOR
Zoom Lever (VT670/VT570/VT470)
Digital Zoom Button (VT47) (See page 
28 )Controls(See page  6 )
Lens
Lens Cap
Built-in Security Slot (  )*
F ocus Ring
(See page  28 )
Adjustable Tilt Foot Lever(See page  27 )
Adjustable Tilt Foot (See page 
27
)
Remote sensor
(See page 
10
 for VT670/VT470)
(See page 
12
 for VT570/VT47) V
entilation (inlet) / Filter Cover
(See page  51 )
V
entilation (inlet)
Front/Top
AC  Input
Connect the supplied power cables two-pin plug here, and plug the other end into an active wall outlet. (See page 
22 )
Main Power Switch When you plug the supplied power cable into an active wall outletand turn on the Main Power, the POWER indicator turns orangeand the projector is in standby mode.(See page 
23
) Remote sensor
(See page  10  for VT670/VT470)
(See page  12  for VT570/VT47)
Te rminal Panel
(See page 
7
)
Monaural Speaker
(1W)
Rear
*This security slot supports the MicroSaver ® Security System. MicroSaver ® is a registered trademark of
Kensington Microware Inc. The logo is trademarked and owned by Kensington Microware Inc.
Ventilation (outlet)
Heated air is exhausted from here.
F O
CU S
ZO
O
M 
						

							
5
1. Introduction
For VT670 and VT470 only
Attaching the supplied carrying handle
Y ou can carry the projector by attaching the supplied carrying handle securely to the projector.
To  attach the supplied carrying handle, use the supplied flathead screwdriver and two screws.
Place a soft cloth on the working surface before turning the projector over to prevent scratching the top cover.
Make sure that the carrying handle is attached with correct orientation as shown below.
Bottom
Adjustable Tilt Foot (See page  27 )
Adjustable Tilt Foot Lever(See page  27 )
Adjustable Tilt Foot Lever
(See page 
27
)
Lamp Cover
(See page  53 )
CAUTION
When carrying the projector by the carrying handle, make sure the two screws that attach the carrying handle
to the projector cabinet are tight.
Carrying handle
Screw
Flathead screwdriver 
						

							
6
1. Introduction
T op Features
LAMP
STATUS
POWER VIDEO
AUTO
ADJ.
S-VIDEO COMPUTER-1 COMPUTER-2
AUTO ADJ.
COMPUTER
ON/STAND BY
SELECT
12 13
10 2 3 4
11
1567 7
89
8
1. POWER Button (ON / STAND BY) (  )
Use this button to turn the power on and off when the
main power is supplied and the projector is in standby
mode.
To  turn on the projector, press and hold this button for
a minimum of two seconds. To turn off the projector,
press this button twice.
2. POWER Indicator When this indicator is green, the projector is on; when
this indicator is orange, it is in standby mode. See the
Power Indicator section on page 
56
 for more details.
3. STATUS Indicator If this light blinks red rapidly, it indicates that an error
has occurred, the lamp cover is not attached properly
or the projector has overheated. If this light remains
orange, it indicates that you have pressed a cabinet
key while the Cabinet Button Lock is enabled. See the
Status Indicator section on page 
56
 for more details.
4. LAMP Indicator If this light blinks red rapidly, its warning you that the
lamp has reached the end of its usable life. After this
light appears, replace the lamp as soon as possible
(See page 
53
). If this is lit green continually, it indi-
cates that the lamp mode is set to Eco. See the Lamp
Indicator section on page 
56
 for more details.
5. VIDEO Button Press this button to select a video source from a VCR,
DVD player, laser disc player or document camera.
6. S-VIDEO Button Press this button to select an S-Video source from a
VCR, DVD player, laser disc player or document cam-
era. 7. COMPUTER1 and 2 Buttons (one COMPUTER
port on VT47) Button
Press this button to select an RGB source from com-
puter or component equipment connected to your
COMPUTER 1 or 2 port.
8. AUTO ADJ. Button Use this button to adjust an RGB source for an opti-
mal picture (See page 
31 ).
9. Source Indicators When one of the COMPUTER, VIDEO or S-VIDEO
input is selected, the corresponding source indicator
lights.
10. MENU Button Displays the menu.
11. SELECT  
 / Volume Buttons

  : Use these buttons to select the menu of the
item you wish to adjust.
  : Use these buttons to change the level of a se-
lected menu item. A press of the   b utton ex-
ecutes the selection. When no menus appear,
these buttons work as a volume control.
When an image is magnified, the SELECT  

b utton moves the image.
12. ENTER Button Executes your menu selection and activates items
selected from the menu.
13. EXIT Button Pressing this button will return to the previous menu.
While you are in the main menu, pressing this button
will close the menu.
VT47VT670/VT570/VT470 
						

							
7
1. Introduction
AUDIO OUT
AUDIO
S-VIDEO IN COMPUTER 2 IN
VIDEO IN
COMPUTER 1 IN
MONITOR  OUT PC CONTROLL/MONOR
AUDIOL/MONOR
AUDIO
AUDIO
S-VIDEO INVIDEO IN COMPUTER IN
MONITOR  OUT PC CONTROLL/MONORAUDIO
41
325
41
325
Te
rminal Panel Features
1. COMPUTER 1 and 2 IN / Component Input Connector
(Mini D-Sub 15 Pin) (One COMPUTER port on VT47)
Connect your computer or other analog RGB equip-
ment such as IBM compatible or Macintosh comput-
ers. Use the supplied RGB cable to connect to your
computer. This also serves as a component input con-
nector that allows you to connect a component video
output of component equipment such as a DVD player.
This connector also supports SCART output signal.
See page 
18  for more details.
COMPUTER AUDIO Input Mini Jack (Stereo Mini)
This is where you connect the audio output from your
computer or DVD player when connected to the COM-
PUTER input. A commercially available audio cable is
required.
2.
MONITOR OUT Connector (Mini D-Sub 15 Pin)
Y ou can use this connector to loop your computer
image to an external monitor from the RGB input
source.
This connector outputs RGB signal in standby mode.
A UDIO OUT Mini Jack (Stereo Mini) (Not available
on VT47)
Y ou can use this jack to output sound from the cur-
rently selected source (COMPUTER, VIDEO or S-
VIDEO). Output sound level can be adjusted in accor-
dance with the sound level of the internal speaker.
Note that this cannot be used as a headphone jack.
(When audio equipment is connected, the projector
speaker is disabled.)
When a cable mini-plug is inserted into this jack, both
the right and left audio signals are not mixed, but sepa-
r ate. F
or example, when a cable mini-plug is inserted into
the left AUDIO IN jack only, only left sound is output.
3. S-VIDEO IN Connector (Mini DIN 4 Pin) Here is where you connect the S-Video input from an
external source like a VCR.
NOTE: S-Video provides more vivid color and higher
resolution than the traditional composite video format.
S-VIDEO AUDIO Input Jacks L/R (RCA)
These are your left and right channel audio inputs for
stereo sound from an S-Video source.
4. VIDEO IN Connector (RCA) Connect a VCR, DVD player, laser disc player, or docu-
ment camera here to project video.
VIDEO AUDIO Input Jacks L/R (RCA)
These are your left and right channel audio inputs for
stereo sound from a Video source.
NOTE: The VIDEO AUDIO inputs can also be used as S-
VIDEO AUDIO inputs on VT47.
5. PC CONTROL Port (DIN 8 Pin)Use this port to connect a PC or control system. This
enables you to control the projector using serial com-
munication protocol. If you are writing your own pro-
gr am, typical PC control codes are on page 
65 .
VT47
VT670/VT570/VT470 
						

							
8
1. Introduction
 Part Names of the Remote Control
NOTE: If you are using a Macintosh computer, you can click
either the MOUSE R-CLICK or MOUSE L-CLICK button to
activate the mouse.
1. Infrared Transmitter Direct the remote control toward the remote sensor
on the projector cabinet.
2. POWER ON Button When the main power is on, you can use this button
to turn your projector on.
NOTE: To turn on the projector, press and hold the POWER
ON button for a minimum of two seconds.
3. POWER OFF ButtonYou can use this button to turn your projector off.
NOTE: To turn off the projector, press the POWER OFF
button twice.
4. MAGNIFY (+)(–) Button
Use this button to adjust the image size up to 400%.
The image is magnified about the center of the screen.
See page 
33 .
VOLUMES-VIDEO
VIDEO
L-CLICK
ENTEREXIT
MENU
UP
MAGNIFY PAGE OFF
POWER ON
PIC-MUTE
DOWN
MOUSE R-CLICK
AUTO ADJ.
COMPUTER
ASPECT HELP
FREEZE
PICTURE
1
2
1
3
4
7 6
9
2
8
10
11
13
14
12
20
21
19
16
15
18
5
17
5. PIC-MUTE Button This button turns off the image and sound for a short
period of time. Press again to restore the image and
sound.
6. PAGE UP/DOWN Button Use these buttons to operate your computer with the
supplied remote mouse receiver. See page 
34 . Yo u
can use these buttons to scroll the viewing area of the
window or to move to the previous or next slide in
Po werPoint on your computer.
7. MENU Button Displays the menu for various settings and adjust-
ments.
8. SELECT  
 (Mouse) Button

  : Use these buttons to select the menu of the
item you wish to adjust.
  : Use these buttons to change the level of a se-
lected menu item. A press of the   b utton ex-
ecutes the selection.
When an image is magnified, the SELECT  

b utton moves the image. See page 
33 .
9. ENTER Button Use this button to enter your menu selection. It works
the same way as the ENTER button on the cabinet.
See page 
6 .
10. EXIT Button It works the same way as the EXIT button on the cabi-
net. See page 
6 .
11. MOUSE L-CLICK Button This button works as the mouse left button when the
supplied remote mouse receiver is connected with your
computer. See page 
34 .
12. MOUSE R-CLICK Button This button works as the mouse right button when the
supplied remote mouse receiver is connected with your
computer. See page 
34 .
13. VIDEO Button Press this button to select a video source from a VCR,
DVD player, laser disc player or document camera.
14. S-VIDEO Button Press this button to select an S-Video source from a
VCR.
15. COMPUTER 1/2 Button Press this button to select COMPUTER 1 or 2 (or Com-
ponent) input.For VT670/VT470 
						

							
9
16. AUTO ADJ. ButtonUse this button to adjust an RGB source for an opti-
mal picture.
See page 
31 .
17. VOLUME (+)(–) Button Press (+) to increase the volume and (–) to decrease
it.
18. ASPECT Button Press this button once to display the Aspect Ratio
select menu. Keep pressing will change aspect ratios.
See page 
42 .
19. PICTURE Button Press this button to display the Picture adjustement
menu to adjust Wall Color, Picture Management,
Brightness, Contrast, Sharpness, Color and Hue. See
pages 
40  to  41 .
20. HELP Button Provides the information on the current signal and pro-
jector settings. See page 
49 .
21. FREEZE Button This button will freeze a picture. Press again to re-
sume motion. See page 
33 .
VOLUMES-VIDEO
VIDEO
L-CLICK
ENTEREXIT
MENU
UP
MAGNIFY PAGE OFF
POWER ON
PIC-MUTE
DOWN
MOUSE R-CLICK
AUTO ADJ.
COMPUTER
ASPECT HELP
FREEZE
PICTURE
1
2
1
3
4
7 6
9
2
8
10
11
13
14
12
20
21
19
16
15
18
5
17
1. Introduction 
						

							
10
1. Introduction
30°
30 °
30 °
30
°
Remote Control Precautions
• Handle the remote control carefully.
• If the remote control gets wet, wipe it dry immediately.
•A void excessive heat and humidity.
• If you will not be using the remote control for a long time, remove the batteries.
• Do not place the batteries upside down.
• Do not use new and old batteries together, or use different types of batteries together.
Operating Range for Wireless Remote Control Battery Installation
1Press firmly and slide the
battery cover off.2Remove both old batteries and
install new ones (AAA). Ensure
that you have the batteries po-
larity (+/–) aligned correctly.3Slip the cover back over the bat-
teries until it snaps into place. Do
not mix different types of batter-
ies or new and old batteries.
Remote sensor on projector cabinet Remote control
7m/22 feet
7m/22 feet
•
The infrared signal operates by line-of-sight up to a distance of about 22 feet/7 m and within a 60-degree angle of
the remote sensor on the projector cabinet.
• The projector will not respond if there are objects between the remote control and the sensor, or if strong light falls
on the sensor. Weak batteries will also prevent the remote control from properly operating the projector. 
						

							
11
1. Introduction
SOURCE PIC-MUTEPOWER
ASPECT
SELECT
3
6
4
2 1
8
7
5
9
For VT570/VT47
1. Infrared Transmitter Direct the remote control toward the remote sensor
on the projector cabinet.
2. MENU Button Displays the menu for various settings and adjust-
ments.
3. SELECT  
 / Volume Buttons

  : Use these buttons to select the menu of the
item you wish to adjust.
  : Use these buttons to change the level of a se-
lected menu item. A press of the   b utton ex-
ecutes the selection. When no menus appear,
these buttons work as a volume control.
4. ENTER Button Executes your menu selection and activates items se-
lected from the menu.
5. EXIT Button Pressing this button will return to the previous menu.
While you are in the main menu, pressing this button
will close the menu.
6. SOURCE Button Press this button to select a video source such as a
PC, VCR or DVD player. Each time this button is
pressed, the input source will change as follows:
VT570
Computer1  → Computer2  → Video  → S-Video  →
Computer1  → ...
VT47
Computer  → Video  → S-Video  → Computer  → ... 7. PIC-MUTE Button
This button turns off the image and sound for a short
period of time.
Press again to restore the image and sound.
8. ASPECT Button Press this button once to display the Aspect Ratio
select menu. Keep pressing will change aspect ratios.
See page 
42 .
9. POWER Button Use this button to turn the power on and off when the
main power is supplied and the projector is in standby
mode.
To turn on the projector, press and hold this button for
a minimum of two seconds. To turn off the projector,
press this button once to display the confirmation
message and then press the POWER button or EN-
TER button. 
						

							
12
1. Introduction
CR2025
CR2025
30Ã

30 Ã

30 Ã

30
Ã
Remote Control Precautions
• Handle the remote control carefully.
• If the remote control gets wet, wipe it dry immediately.
•A void excessive heat and humidity.
• If you will not be using the remote control for a long time, remove the battery.
• Do not place the battery upside down.
•K eep the coin cell battery out of reach of children so as not to allow them to swallow the cell battery.
CAUTION
Danger of explosion if battery is incorrectly replaced.
Replace only with the same or equivalent type recommended by the manufacturer.
Dispose of used batteries according to your local regulations.
Operating Range for Wireless Remote Control Battery Installation
1Push the catch to the right
and remove the battery
holder.2Remove the old Lithium coin cell
and install new one (CR2032).
Ensure that the side with the
mark “+” is up.3Push the battery holder back into
the remote control until you feel a
click.
Remote sensor on projector cabinet Remote control
7m/22 feet
7m/22 feet
•
The infrared signal operates by line-of-sight up to a distance of about 22 feet/7 m and within a 60-degree angle of
the remote sensor on the projector cabinet.
• The projector will not respond if there are objects between the remote control and the sensor, or if strong light falls
on the sensor.
Weak battery will also prevent the remote control from properly operating the projector. 
						

							
13
This section describes how to set up your projector and how to connect video and audio sources.
2. Installation and Connections

 Setting Up the Screen and the Projector
Selecting a Location (VT670/VT570/VT470)
The further your projector is from the screen or wall, the larger the image. The minimum size the image can be is
approximately 21 (0.53 m) measured diagonally when the projector is roughl\
y 29 inches (0.73 m) from the wall or
screen. The largest the image can be is 300 (7.6 m) when the projector is abo\
ut 393 inches (10 m) from the wall or
screen. Use the drawing below as a guide. Y
our projector is simple to set up and use.
But before you get started, you must first:
z Set up a screen and the projector.
x Connect your computer or video equip-
ment to the projector. See pages  17  
to 21 .
c Connect the supplied power cable. See
page  22 .
NOTE: Ensure that the power cable and any
other cables are disconnected before moving
the projector. When moving the projector orwhen it is not in use, cover the lens with the
lens cap.To  the wall outlet.
300
240

200180
150
120
100
60
403021
80
Distance (Unit: m/inch)
Screen Size (Unit: cm/inch Screen Size
Lens center
609.6(W)
457.2(H) / 240(W) 
180(H)
487.7(W) 
365.8(H) / 192(W) 
144(H)
406.4(W) 
304.8(H) / 160(W) 
120(H)
365.8(W) 
274.3(H) / 144(W) 
108(H)
304.8(W) 
228.6(H) / 120(W) 
90(H)
243.8(W) 
182.9(H) / 96(W) 
72(H)
203.2(W) 
152.4(H) / 80(W) 
60(H)
162.6(W) 
121.9(H) / 64(W) 
48(H)
121.9(W) 
91.4(H) / 48(W) 
36(H)
81.3(W) 
61.0(H) / 32(W) 
24(H)
61.0(W) 
45.7(H) / 24(W) 
18(H)
42.7(W) 
32(H) / 17(W) 
13(H)
1.0/380.7/
29
2.0/782.6/1043.3/1304.0/1575.0/1966.0/2366.6/2628.0/314
10.0/393
A C I
N1.3/
51
32
1