Lightronics RD121 User Manual
Page 13
Page 13 of 13
RD - 121 RACK MOUNT DIMMER
Version 1.2
OWNERS MANUAL
02/28/2005
www.lightronics.com
Lightronics Inc.
509 Central Drive, Virginia Beach, VA 23454
(757) 486-3588
PIN ASSIGNMENTS OF CONNECTORS USED ON THE RD-82 AND RD-121
DMX-512 CONNECTOR
5 PIN MALE XLR
Used on adapter cable
MULTIPLEX ( LMX) CONNECTOR
3 PIN MALE XLR
Used on rear of chassis
2
1
3
NOT USED
5
1
DMX
DATA -
NOT USED
4
3
2
COMMON
CONSOLE
POWER
DMX
COMMON
DATA +
LMX-128
SIGNAL
I/O CONNECTOR
9 PIN MALE (DB9)
Used on rear of chassis
LMX
COMMON
1
2
LMX
CONSOLE
POWER
3
4
5
REMOTE SWITCH
COMMON
LMX-128
SIGNAL
DMX
DATA -
6
DMX
COMMON
7
8
9
REMOTE SWITCH
INPUT
DMX
DATA +