Installation guide
Crestron DM-TX-200    DigitalMedia™ CAT Transmitter 200 
Connectors, Controls & Indicators 
# 
CONNECTORS
1
, 
CONTROLS & 
INDICATORS 
DESCRIPTION 
1 
AUDIO 
(1) 3.5 mm TRS mini phone jack; 
Unbalanced stereo line level audio input; 
Input impedance: 10 kΩ; 
Input level: 2 V
rms
 maximum 
2 
USB HID 
(1) USB Type A female; 
USB 1.1 host port for connection of a mouse, 
keyboard or other USB HID-compliant device 
3 
RGB 
(1) DB15HD female, RGB (VGA) or 
component YP
b
P
r
) video input
2, 3 
Formats: RGBHV, RGBS, RG
S
B, YP
b
P
r
; 
Input level: 0.5 to 1.5 V
p-p
 with built-in DC 
restoration; 
Input impedance: 75 Ω; 
Sync input type: Autodetect RGBHV, RGBS, 
RG
S
B, YP
b
P
r
; 
Sync input level: 3 to 5 V
p-p
; 
Sync input impedance: 1 kΩ; 
4 
HDMI 
(1) 19-pin Type A HDMI female; 
HDMI digital video/audio input; 
Supports DVI and DisplayPort Multimode
4
5 PWR LED 
(1) Green LED, indicates operating power 
supplied via DMNet 
6  DM LINK LED 
(1) Green LED, indicates connection to a 
downstream DM device 
7  HDMI IN LED 
(1) Green LED, indicates HDMI input is 
selected 
8  RGB IN LED 
(1) Green LED, indicates RGB input is 
selected 
9 
SETUP (LED 
and BUTTON) 
(1) Red LED and (1) miniature pushbutton for 
Ethernet auto-discovery and default IP 
address 
10  RESET BUTTON 
(1) Miniature recessed pushbutton for 
hardware reset 
11 
Ground 
(1) 6-32 screw, chassis ground lug 
12 
DM OUT
5, 6
(1) DM CAT output composed of (2) 8-pin 
RJ-45 female, shielded; 
Connects to DM CAT input of a DM switcher, 
receiver/room controller or other DM device 
via DM-CBL
7
. 
13  G B A 24
8, 9
(1) 4-pin 3.5 mm detachable terminal block, 
DMNet port; 
Connects to DMNet port of a DM switcher, 
receiver/room controller or other DM device 
via DM-CBL
7
. 
1.  An interface connector for the G B A 24 port is provided with the unit. 
2.  The RGB input can accept component, composite and S-video signals via direct interface to Crestron 
MPS Series products (sold separately) or through an appropriate adapter (not included). Input sync 
detection is not provided for composite or S-video signal types through the RGB connection. 
Operations & Installation Guide – DOC. 6741C  DigitalMedia™ CAT Transmitter 200: DM-TX-200 • 11 










