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Quick Start — MVX Series VGA Matrix Switchers
Installation
1 — Mount
If desired, mount the switcher in a rack with the
supplied rack ears or mount the switcher under a
desk using an Extron 1U Enclosure Under-desk
mount kit, part #70-222-01.
2 — Inputs
a
Connect up to 4 or 8 high
resolution video inputs to
the 15-pin HD input connectors.
b
Connect up to 4 or 8 unbalanced stereo audio
inputs to the input 3.5 mm
mini jack connectors.
3 — Outputs
a
Connect up to 4 or 8 high
resolution video devices to the
15-pin HD output connectors.
b
Connect up to 4 or 8 balanced or unbalanced
stereo audio devices to the output captive
screw connectors.
Tip
See caution
Sleeve
Tip
See caution
Unbalanced Output
Connect the sleeve to ground. Connecting
CAUTION
the sleeve to a negative (-) terminal will
damage the audio output circuits.
4 — RS-232
6
If desired, connect
a control system or
a computer to the
9
RS-232 port.
5 — Power
Connect the included IEC
power cord into the rear
panel connector and plug the switcher in to a
100VAC to 240VAC, 50 or 60 Hz power source.
Definitions
Tie — An input-to-output connection
Set of ties — An input tied to two or more outputs
Configuration — One or more ties or sets of ties
Current configuration — The currently active
configuration (also called configuration 0)
1
1
Tip
Ring
Sleeve (s)
Tip
Ring
Balanced Output
Pin RS-232 Function
1
1
—
N/C
2
TX
Transmit data
3
RX
Receive data
5
4
—
N/C
5
Gnd
Signal ground
6
—
N/C
7
—
N/C
8
—
N/C
9
—
Hardwired IR
MVX 44 / 48 / 84 / 88 VGA Matrix Switchers • Quick Start
Preset — A configuration that has been stored. One
preset can be assigned to each input and output
button. 16 presets are available via RS-232
control. When a preset is retrieved from memory,
it becomes the current configuration.
Front Panel Features
Power/data/audio LED — Indicates power is
applied. This LED also has two secondary
functions:
Serial communication function — The Power/
data/audio LED blinks off and on to indicate
that an IR signal has been received.
Audio level function — In Audio Setup mode,
the Power/data/audio LED lights when the
selected input audio signal is at or above the
reference level and is unlit when the signal is
below the reference level. Adjust the gain until
the LED blinks frequently. If the LED is almost
always lit, blinking off only occasionally, the
level is too high. If the LED is almost always
off, blinking on (lit) only occasionally, the level
is too low.
I/O button selects video and audio, video, or audio
for input selection.
Video and Audio LEDs indicate whether video
and audio, video, or audio is selected. The
Audio LED blinks to indicate audio is broken
away.
Input buttons select an input to tie to an output.
Input LEDs identify the input selected for the tie.
Output buttons select output(s) to tie to an input.
Output LEDs identify output(s) selected for the tie.
Enter button saves configuration changes.
Preset button selects Save Preset mode or Recall
Preset mode, in which a configuration can be
saved as a preset or recalled.
Audio Setup button and LED enable you to view
and/or change the current audio level setting
for each input. Audio Setup is a secondary
function of the I/O button.
Down (
) and Up ( ) buttons and LEDs decrease
or increase the audio level for the selected input
and indicate the decrease and increase. On
8-output switchers,
and
functions of the Output 7 and Output 8 buttons.
are secondary
QS-1
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