Lectrosonics DM812 - Manual (Page 11)

DM Series Installation Guide
Rio Rancho, NM 11
Control System Interconnections
In addition to a Windows ® based computer system, DM
processors can be controlled by external serial control
system using the RS-232 interface, such as those from
Crestron ® and AMX ® .*
RS-232 Port
USB Port
WARNING: Do not use the BLACK cable for
Crestron or AMX connections. It is strictly for
use with a Windows ® based computer system
and will NOT work with Crestron or AMX.
Two RS-232 serial cables are provided.
The cable with the
BLACK TRS connector is an RS-
232 cable wired for use with a laptop computer system.
Black cable for
computer connection
The cable with the RED TRS connector is designed
to be used with a control system such as those from
Crestron ® or AMX ® .
Red cable for AMX and
Crestron control systems
Wiring Diagram, 9 Pin D-Sub
Device to PC
3.5MM
Stereo Plug
9 or 25 Pin Female
D-Subminiature
S
R
T
1
2
3
4
5
6
7
8
9
LecNet Port
LecNet Device Transmit
LecNet Device Receive
Gnd Tip
Ring
Sleeve
Host
Serial
Port
(PC)
N/C
N/C
Wiring Diagram, 25 Pin D-Sub
LecNet Port
LecNet Device Transmit
LecNet Device Receive
Gnd Tip
Ring
Sleeve
3
2
7
1
4
5
6
20
CD
RX
TX
Gnd
RTS
CTS
RI
RX
TX
Sig Gnd
Chassis Gnd
RTS
CTS
Host
Serial
Port
(PC)
DTR
DSR
DSR
DTR
Device to AMX or Crestron
LecNet Port
AMX
or
Crestron
Port
1
2
3
4
5
6
7
8
9
LecNet Device Transmit
LecNet Device Receive
Gnd RXD
TXD
Gnd
Tip
Ring
Sleeve
3.5MM
Stereo Plug
9 Pin Female
D-Subminiature
S
R
T
N/C
N/C
N/C
N/C
N/C
N/C
Part# 21529-1 (Black Cable)
Part# 21710-1 (Red Cable)