NEC Vt670k Projector User Manual

64
7. Appendix
 Compatible Input Signal List
Signal Resolution Frequency H. Refresh Rate
( Dots ) ( kHz ) ( Hz )
NTSC – 15.734 60PAL– 15.625 50PAL60 – 15.734 60SECAM – 15.625 50VESA 640 
480 31.47 59.94IBM 640 
480 31.47 60MAC 640 
480 31.47 60MAC 640 
480 34.97 66.67MAC 640 
480 35 66.67VESA 640 
480 37.86 72.81VESA 640 
480 37.5 75IBM 640 
480 39.375 75VESA 640 
480 43.269 85.01IBM 720 
350 31.469 70.09VESA 720 
400 37.927 85.04IBM 720 
350 39.44 87.85IBM 720 
400 39.44 87.85VESA 800 
600 35.16...

65
7. Appendix
 PC Control Codes and Cable Connection
PC Control Codes (VT670/VT570/VT470)
Function Code Data
POWER ON 02H 00H 00H 00H 00H 02H
POWER OFF 02H 01H 00H 00H 00H 03H
INPUT SELECT COMPUTER 1 02H 03H 00H 00H 02H 01H 01H 09H
INPUT SELECT COMPUTER 2 02H 03H 00H 00H 02H 01H 02H 0AH
INPUT SELECT VIDEO 02H 03H 00H 00H 02H 01H 06H 0EH
INPUT SELECT S-VIDEO 02H 03H 00H 00H 02H 01H 0BH 13H
PICTURE MUTE ON 02H 10H 00H 00H 00H 12H
PICTURE MUTE OFF 02H 11H 00H 00H 00H 13H
SOUND MUTE ON 02H 12H 00H 00H 00H...

66
7. Appendix
1
2
54 3 6
7
8
To
 RxD of PC
PC Control Connector (DIN-8P)
To TxD of PC
To  GND of PC
NOTE: Pins 2, 3, 5, 6 and 8 are used inside the projector. 

67
7. Appendix
 Optional Presentation Remote Control Kit (PR52KIT)
Part Names and Functions of the Remote Control
1. Infrared Transmitter/Laser  Pointer
Transmits an infrared signal when any button other
than LASER is pressed.
Direct the remote control toward the remote sensor
on the projector cabinet.
Beams a laser light when the Laser button is pressed.
CAUTION:
* Do not look into the laser pointer while it is on.
* Do not point the laser beam at a person.
2. Remote Jack Not available on this model....

68
7. Appendix
8. POINTER ButtonNot available on this model.
9. PAGE UP/DOWN Buttons* Use these buttons to operate your computer with the
supplied remote mouse receiver. You can use these
buttons to scroll the viewing area of the window or to
move to the previous or next slide in PowerPoint on
y our computer.
10. MENU Button Displays the menu for various settings and adjust-
ments.
11. Mouse Button In Mouse mode*, this button works as your computer
mouse.
In Projector mode, this button is used for...

69
7. Appendix
30Ã
30 Ã
30 Ã
30
Ã
Battery Installation
1Remove the battery cover.
NOTE: Do not pull the battery
cover by force. Doing so can
result in it coming 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.
NOTE: Do not mix different types of
batteries or new and old batteries.
Remote sensor on projector cabinet Remote control
7m/22 feet
7m/22...

70
7. Appendix
Using the Laser Pointer
Y ou can use the laser to draw your audiences attention to a red dot that you can place on any object.
CAUTION:
• Do not look into the laser pointer while it is on.
• Do not point the laser beam at a person.
• Do not allow children to use the laser pointer.
Press and hold the LASER button to activate the laser pointer.
A C 
IN
Z
O
O MFO
C
U
S
LASER
To  disable the laser pointer, set the function switch to “Off ”.
Decide whether to enable or disable laser, then set...

71
No image is displayed from your PC or video equipment to the
projector.Still no image even though you connect the projector to the PC
first, then start the PC.
Enabling your notebook PC’s signal output to the projector.
•A combination of function keys will enable/disable the ex-
ternal display. Usually, the combination of the “Fn” key along with one of the 12 function keys turns the external displayon or off.
No image (blue background, logo, no display).
Still no image even though you press the AUTO...

72
7. Appendix
In the space below please describe your problem in detail.
Information on application and environment where your projector is usedProjectorModel number:
Serial No.:
Date of purchase:
Lamp operating time (hours):
Lamp Mode:  Normal    Eco
Information on input signal: Horizontal synch frequency [          ] kHz
Ve rtical synch frequency [          ] Hz
Synch polarity H   (+)    (–)
V    (+)    (–)
Synch type  Separate    Composite
  Sync on Green
STATUS Indicator:
Steady light ...

73
7. Appendix

 TravelCare Guide
TravelCare - a service for international travelers
This product is eligible for TravelCare, NECs unique international war-
ranty.
Please note that TravelCare coverage differs in part from coverage un-
der the warranty included with the product.
Services offered with TravelCare
This warranty allows customers to receive service on their product at
the NEC and NEC-designated service stations in the countries listed
herein when temporarily traveling internationally for...