NEC VT470 VT47/470/575/670/676 UM - Page 22

(2) Making Connections, Enabling the computer’s external display

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2. Installation and Connections ᕢ Making Connections NOTE: When using with a notebook PC, be sure to connect between the projector and the notebook PC before turning on the power to the notebook PC. In most cases signal cannot be output from RGB output unless the notebook PC is turned on after connecting with the projector. * If the screen goes blank while using your remote control, it may be the result of the computer's screen-saver or power management software. Enabling the computer's external display Displaying an image on the notebook PC's screen does not necessarily mean it outputs a signal to the projector. When using a PC compatible laptop, a combination of function keys will enable/disable the external display. Usually, the combination of the 'Fn" key along with one of the 12 function keys gets the external display to come on or off. For example, NEC laptops use Fn + F3, while Dell laptops use Fn + F8 key combinations to toggle through external display selections. Connecting Your PC or Macintosh Computer NOTE: • VT676/VT670/VT575/VT470: The COMPUTER 1 connector supports Plug & Play (DDC2). • VT47: The COMPUTER connector supports Plug & Play (DDC2). VT676/VT670/VT575/VT470 COMPUTER 1 IN COMPUTER 2 IN VIDEO IN L/MONO AUDIO R COMPUTER 1 IN AUDIO COMPUTER 2 IN S-VIDEO IN L/MONO AUDIO R AUDIO OUT MONITOR OUT PC CONTROL AUDIO VT47 COMPUTER IN VIDEO IN L/MONO AUDIO R AUDIO COMPUTER IN S-VIDEO IN MONITOR OUT PC CONTROL RGB/VGA signal cable (supplied) To mini D-Sub 15-pin connector on the projector. It is recommended that you use a commercially available distribution amplifier if connecting a signal cable longer than the supplied one. AC IN Audio cable (not supplied) PHONE NOTE: For older Macintosh, use a commercially available pin adapter (not supplied) to connect to your PHONE Mac's video port. IBM VGA or Compatibles (Notebook type) or Macintosh (Notebook type) IBM PC or Compatibles (Desktop type) or Macintosh (Desktop type) Connecting your PC or Macintosh computer to your projector will enable you to project your computer's screen image for an impressive presentation. To connect to a PC or Macintosh, simply: 1. Turn off the power to your projector and computer. 2. Use the supplied RGB/VGA signal cable to connect your PC or Macintosh to the projector. 3. Connect the supplied power cable. See page 20. 4. Turn on the projector and the computer. 5. If the projector goes blank after a period of inactivity, it may be caused by a screen saver installed on the computer you've connected to the projector. 15

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15
2. Installation and Connections
²
Making Connections
NOTE: When using with a notebook PC, be sure to connect between the projector and the notebook PC before turning on the
power to the notebook PC. In most cases signal cannot be output from RGB output unless the notebook PC is turned on after
connecting with the projector.
*
If the screen goes blank while using your remote control, it may be the result of the computer's screen-saver or power
management software.
AC IN
AUDIO OUT
MONITOR
OUT
PC CONTROL
AUDIO
S-VIDEO IN
COMPUTER 2 IN
VIDEO IN
COMPUTER 1 IN
AUDIO
L/MONO
R
AUDIO
L/MONO
R
COMPUTER 1 IN
AUDIO
COMPUTER 2 IN
AUDIO
S-VIDEO IN
VIDEO IN
COMPUTER IN
MONITOR
OUT
PC CONTROL
L/MONO
R
PHONE
PHONE
COMPUTER IN
AUDIO
Connecting Your PC or Macintosh Computer
RGB/VGA signal cable (supplied)
To mini D-Sub 15-pin connector on the projector. It
is recommended that you use a commercially
available distribution amplifier if connecting a
signal cable longer than the supplied one.
Audio cable
(not supplied)
IBM PC or Compatibles (Desktop type)
or Macintosh (Desktop type)
NOTE: For older Macintosh, use a
commercially available pin adapter
(not supplied) to connect to your
Mac's video port.
IBM VGA or Compatibles (Notebook
type) or Macintosh (Notebook type)
Connecting your PC or Macintosh computer to your projector will enable you to project your computer's screen image
for an impressive presentation.
To connect to a PC or Macintosh, simply:
1.
Turn off the power to your projector and computer.
2.
Use the supplied RGB/VGA signal cable to connect your PC or Macintosh to the projector.
3.
Connect the supplied power cable. See page
20
.
4.
Turn on the projector and the computer.
5.
If the projector goes blank after a period of inactivity, it may be caused by a screen saver installed on the computer
you've connected to the projector.
NOTE:
• VT676/VT670/VT575/VT470: The COMPUTER 1 connector supports Plug & Play (DDC2).
• VT47: The COMPUTER connector supports Plug & Play (DDC2).
Enabling the computer’s external display
Displaying an image on the notebook PC’s screen does not necessarily mean it outputs a signal to the projector.
When using a PC compatible laptop, a combination of function keys will enable/disable the external display.
Usually, the combination of the ‘Fn” key along with one of the 12 function keys gets the external display to come on
or off. For example, NEC laptops use Fn + F3, while Dell laptops use Fn + F8 key combinations to toggle through
external display selections.
VT47
VT676/VT670/VT575/VT470