www.necvisualsystems.com
LT180 Page
7
of
7
Input Panel
Control Codes
FUNCTION
CODE DATA
POWER
ON
02H 00H 00H 00H 00H 02H
POWER
OFF
02H 01H 00H 00H 00H 03H
INPUT SELECT COMPUTER
02H
03H
00H 00H 02H 01H 01H 09H
INPUT SELECT COMPONENT
02H
03H
00H 00H 02H 01H 11H 19H
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 14H
SOUND
MUTE
OFF
02H 13H 00H 00H 00H 15H
Note: Checksum (CKS) is already included in the commands above.
Note: Contact your NEC rep for codes not listed.
Cable Connection
Communication
Protocol:
PC
Control
Connector
(DIN-8P)
Baud Rate:
38400 bps
Data Length:
8 bits
Parity:
No
Parity
Stop Bit:
One bit
X
on/off:
None
Communications: Full duplex
NOTE 1: Pins 2, 3, 5, 6 and 8 are used inside the projector.
NOTE 2 : For long cable runs it is recommended to set communication speed within projector menus to 9600 bps.
Digital Light Processing, DLP, Digital Micromirror Device and DMD are trademarks of Texas Instruments.
PC CONTROL
COMPUTER IN
AUDIO IN
Y
Cb/Pb
Cr/Pr
COMPONENT IN
VIDEO IN
L
R
AUDIO IN
S-VIDEO
MONITOR OUT
AUDIO OUT
To RxD of PC
1
2
3
4
5
6
7
8
To TxD of PC
To GND of PC
