DO
GUIDE
HD-MD-300-C-E
HD Scaling Auto-Switcher and Extender 300
DO
Install the Devices
The Crestron
HD-MD-300-C-E is a high-definition AV switcher, scaler, and extender that consists of a
®
transmitter and a receiver.
Installing the Transmitter
Install the transmitter into a 2-gang electrical box (not included) in a wall, floor, or ceiling. A minimum
mounting depth of 2 inches (51 mm) is required.
To install the transmitter into an electrical box, do the following:
1. Connect the TO RX and Ethernet ports on the rear of the transmitter.
TO RX:
To FROM TX
link input of
receiver
24 V
1.25 A:
Not used
NOTE:
The 24 Vdc 1.25 A power connector on the transmitter is not used. The transmitter receives
power from the included power pack that connects to the receiver only.
2. Using a Phillips screwdriver, attach the transmitter to the electrical box using the four included
#6-32 x 3/4-inch truss combo head screws.
3. Attach a decorator-style faceplate (not included) to the front panel of the transmitter using four
screws (not included).
Installing the Receiver
Mount the receiver onto a flat surface or onto a rack rail.
Mounting onto a Flat Surface
Using four mounting screws (not included), mount the receiver onto a flat surface such as a wall.
:
Passive
pass-through
to front panel
Ethernet port
Mounting onto a Rack Rail
Mount the receiver onto the front or rear rail of a rack. Position either the left or right mounting flange of
the device so that the holes align with the holes in the rack. Then, secure the device to the rack using
two mounting screws (not included).
DO
Check the Box
QUANTITY
PRODUCT
Items for the Transmitter Only
4
Screw, 6-32 x 3/4", Truss Head, Combo
Items for the Receiver Only
1
Connector, 2-Pin
2
Connector, 5-Pin
1
Power Pack, 24 Vdc 1.25 A, 100-240 Vac
DO
Connect the Devices
Make connections to the transmitter and receiver as required for the application.
Connecting the Transmitter
Make connections to the front panel of the transmitter.
HDMI IN:
From HDMI
®
audio/video
source
:
Passive
pass-through
to rear panel
Ethernet port
The SERVICE port on the right side of the transmitter is for factory use only.
SERVICE:
For factory
use only
PART NUMBER
2009211
2003574
2003577
2045870
VGA IN:
From RGB (VGA)
or component
video output
AUDIO IN:
From unbalanced
stereo line level
audio output
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