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Control Codes - NEC LT240 Installation Manual

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LT240 Installation Guide
Desktop and Ceiling Mount

Control Codes

Function
POWER ON
POWER OFF
INPUT SELECT RGB 1
INPUT SELECT RGB 2
INPUT SELECT VIDEO
INPUT SELECT S-VIDEO
INPUT SELECT VIEWER
PICTURE MUTE ON
PICTURE MUTE OFF
SOUND MUTE ON
SOUND MUTE OFF
ON SCREEN MUTE ON
ON SCREEN MUTE OFF
Cable Connection
Communication Protocol:
Baud Rate:
38400 bps
Data Length:
8 bits
Parity:
No Parity
Stop Bit:
One bit
X on/off:
None
Communications: Full duplex
PC Control Connector (DIN-8P)
8
5
2
To GND of PC
NOTE 1: It is recommended to set the projector to "Idle Mode" in the Setup menu for best Power ON response.
NOTE 2: Pins 2, 3, 5, 6 and 8 are used inside the projector.
NOTE 3: For long cable runs it is recommended to set communication speed within projector menus to 9600 bps.
www.necvisualsystems.com
Code Data
02H
00H
02H
01H
02H
03H
02H
03H
02H
03H
02H
03H
02H
03H
02H
10H
02H
11H
02H
12H
02H
13H
02H
14H
02H
15H
To RxD of PC
7
6
4
3
1
To TxD of PC
00H
00H
00H
02H
00H
00H
00H
03H
00H
00H
02H
01H
00H
00H
02H
01H
00H
00H
02H
01H
00H
00H
02H
01H
00H
00H
02H
01H
00H
00H
00H
12H
00H
00H
00H
13H
00H
00H
00H
14H
00H
00H
00H
15H
00H
00H
00H
16H
00H
00H
00H
17H
NEC Solutions (America), Inc.
01H
09H
02H
0AH
06H
0EH
0BH
13H
1FH
27H
Visual Systems
v3.0
Page 7 of 7

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