Crestron QuickMedia QM-MD7x2, Руководство по эксплуатации

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Crestron QM-MD7x2 QuickMedia™ Matrix Switcher/Mixer
Ports
All connections to the MD7x2 are made through the ports on the rear panel. Refer to
the illustrations and descriptions that follow.
NOTE: Interface connectors for the audio, microphone, speaker, and NET ports are
provided with the MD7x2.
VIDEO IN
The MD7x2 contains three video inputs for connecting component, RGB (sync-on-
green), S-video, and composite video source signals using three BNC connectors for
each input. Each input is linked to a respective audio input (Video In 1 linked to the
AUD 1 port).
Connect the appropriate connectors for each incoming video signal. The following
table lists the connections to be used for each signal format as well as the signal lines
used for sync and signal detection.
Video Input Connections
SIGNAL
TYPE
COMP/P
b
Y/Y C/P
r
SYNC SENSE
Component
P
b
Y
P
r
Y Y
RGB Blue Green Red G G
S-Video Not connected Luma Chroma N/A Luma
Composite Composite Not Connected Not Connected N/A Composite
AUD
The MD7x2 contains five audio inputs that correspond to the three video inputs and
two RGBHV inputs. These inputs receive unbalanced stereo audio signals through a
3-position mini-terminal block connector. Inputs 1 through 3 correspond to video
inputs 1 through 3 while audio inputs 4 and 5 correspond to RGB inputs 4 and 5
respectively. The following table lists the pin assignments for the audio input
connector.
Audio Input Connections
PIN NAME SIGNAL NAME
L Left
G Ground
R Right
RGB
The MD7x2 is equipped with two RGBHV inputs for receiving a computer’s RGB
video output signal. These ports can automatically detect the presence of an H-sync
signal on pin 13 and can sync on the H signal on pin 13 or the V signal on pin 14.
The RGB 4 port is linked to the AUD 4 port while RGB 5 port is linked to AUD 5
port. A buffered pass-through port for connecting a secondary computer display is
connected to the port labeled RGB 5. Refer to the following table for pin-
assignments.
Operations Guide - DOC. 6273 QuickMedia™ Matrix Switcher/Mixer: QM-MD7x2
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