NEC Lt220 Portable Projector Users Manual

E-131
Compatible Input Signal List
Signal Resolution Frequency H. Refresh Rate Dot Clock
( Dots ) ( kHz ) ( Hz ) ( MHz )
NTSC – 15.734 60 –
PAL–15.625 50 –
SECAM – 15.625 50 –
VESA 640
480 31.47 59.94 25.175
IBM 640
480 31.47 60 25.175
MAC 640
480 31.47 60 25.175
MAC 640
480 34.97 66.67 31.334
MAC 640
480 35 66.67 30.24
VESA 640
480 37.86 72.81 31.5
VESA 640
480 37.5 75 31.5
IBM 640
480 39.375 75 31.49
VESA 640
480 43.269 85.01 36
IBM 720
350 31.469 70.09 28.322
VESA 720
400 37.927 85.04 35.5
IBM 720
350...

E-132
#@ MAC 1280
1024 69.89 65.2 118.5
#@ HP 1280
1024 78.125 72.01 135
#@ SUN 1280
1024 81.13 76.11 135
#@ VESA 1280
1024 79.976 75.03 135
#@ VESA 1280
1024 91.146 85.02 157.5
#@HDTV (1080i)(1125i)1920
1080 33.75 60 Interlace 74.25
#@HDTV (1080i)(1125i)1920
1080 28.13 50 Interlace 74.25
#@HDTV (720p)(750p)1280
720 45 60 Progressive 74.25
#@SDTV (480p)(525p)–31.47 59.94 Progressive 27
#@ VESA 1600
1200 75.0 60 162
#@ VESA 1600
1200 81.3 65 175.5
#@ VESA 1600
1200 87.5 70 189
#@ VESA 1600
1200 93.75 75...

E-133
APPENDIX
Cable Connection
Communication Protocol
Baud rate : 38400 bps
Data length : 8 bits
Parity : No parity
Stop bit : One bit
X on/off : None
Communications procedure : Full duplex
NOTE: Depending on the equipment, a lower baud rate may be recommended for
long cable runs.
PC Control Codes and Cable Connection
PC Control Codes
Function Code Data
POWER ON 02H 00H 00H 00H 00H 02H
POWER OFF 02H 01H 00H 00H 00H 03H
INPUT SELECT RGB 1 02H 03H 00H 00H 02H 01H 01H 09H
INPUT SELECT RGB 2 02H 03H 00H 00H...

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APPENDIX
Using Software Keyboard
1 to 0 and Characters .........Use to type in IP address or projector
name
SP ....................................... Inserts a space
BS ....................................... Deletes one character backward
......................................... Returns to the previous
......................................... Advances to the next
OK ....................................... Executes the selection
Cancel ................................. Cancels the selection...

E-135
APPENDIX
Operation Using an HTTP Browser
Overview
The use of HTTP server functions will allow control of the projector from a
web browser without the installation of special software. Please be sure to
use “Microsoft Internet Explorer 4.x” or a higher version for the web browser.
(This device uses “JavaScript” and “Cookies” and the browser should be
set to accept these functions. The setting method will vary depending on
the version of browser. Please refer to the help files and the other informa-...

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APPENDIX
Handling of the Address for Operation via a Browser
Regarding the actual address that is entered for the address or entered to
the URL column when operation of the projector is via a browser, the host
name can be used as it is when the host name corresponding to the IP
address of the projector has been registered to the domain name server
by a network administrator, or the host name corresponding to the IP ad-
dress of the projector has been set in the “HOSTS” file of the computer
being...

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APPENDIX
Structure of the HTTP Server
Power: This controls the power of the projector.
On ................... Power is switched on.
Off ................... Power is switched off.
Volume: This controls the volume of the projector.

..................... Increments the volume adjustment value.
..................... Decrements the volume adjustment value.
Mute: This controls the mute function of the projector.
All On .............. Mutes each of the video, audio, and on-screen display
functions.
All...

E-138 Picture: Controls the video adjustment of the projector.
Brightness 
... Increments the brightness adjustment value.
Brightness ... Decrements the brightness adjustment value.
Contrast 
...... Increments the contrast adjustment value.
Contrast ...... Decrements the contrast adjustment value.
Color 
........... Increments the color adjustment value.
Color ........... Decrements the color adjustment value.
Hue 
............. Increments the hue adjustment value.
Hue ............. Decrements the...

E-139
APPENDIX
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 under
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 business or pleasure.
For...

E-140 Note that this service is not offered in all countries and regions. Please
refer to the List of TravelCare Outlets.
In addition, this replacement product rental service is not offered after
the products warranty has expired.
Term of warranty
1a.Upon presentation of the warranty or receipt received upon purchase:
Valid for the term indicated on the warranty or the normal term of war-
ranty for the country of purchase.
b.When only the product is brought in:
Valid for a period of within 14 months of...