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Preliminar y, Quick start — mvx plus 128 vga matrix switchers, Installation – Extron electronic VGA MATRIX SWITCHERS MVX PLUS 128 User Manual

Page 3: Defi nitions, Front panel controls, Step 1, Step 2 — inputs, Step 3 — outputs, Step 5 — ethernet, Step 6 — power

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QS-1

MVX Plus 128 VGA Matrix Switchers • Quick Start

PRELIMINAR

Y

Installation

Step 1

Turn off power to the input and output devices,
and remove the power cords from them.

Step 2 — Inputs

a

. Connect up to 12 high resolution

video inputs to the 15-pin HD
input connectors.

b

. Connect up to 12 stereo or mono audio

inputs to the 5-pin captive screw connectors.

Step 3 — Outputs

a

. Connect up to 8 high resolution

video devices to the 15-pin HD
output connectors.

b

. Connect up to 8 balanced or unbalanced

stereo audio or mono audio devices to the
5-pin captive screw connectors.

Step 4 — RS-232/RS-422

If desired, connect a control system or computer
to the Remote RS-232/RS-422 port.

Step 5 — Ethernet

If desired, connect a network WAN or
LAN hub, a control system, or computer
to the Ethernet RJ-45 port. See chapter 2,
Installation, for details.

Network connection — Wire as a patch

(straight) cable.

Computer or control system connection

Wire the interface cable as a crossover cable.

Step 6 — Power

Plug the switcher into a grounded AC source.

Defi nitions

Tie —

An input-to-output connection.

Set of ties —

An input tied to 2 or more outputs.

Confi guration —

One or more ties or sets of ties.

Current confi guration —

The currently active

confi guration

(also called confi guration 0).

Global preset —

A confi guration that has been

stored. One global preset can be assigned
to each input button. When a global preset
is retrieved from memory, it becomes the
current confi guration

.

Front Panel Controls

Input and output buttons

select inputs and

outputs. Output buttons light amber to
indicate video and audio ties. The buttons
light green to indicate video-only ties. The
buttons light red to indicate audio-only ties.
Input and output buttons also select presets.

The output buttons also display the selected

input’s audio level.

The input buttons also display the selected

output’s volume level.

Enter button

saves changes.

Preset button

saves a confi guration as a preset or

recalls a previously-defi ned preset.

View button

selects a view-only mode that

prevents inadvertent confi guration changes.
On audio models, View decrements the level
and volume. See Viewing and adjusting the
audio level
on QS-2.

Quick Start — MVX Plus 128 VGA Matrix Switchers

Unbalanced Input

Tip

Tip

Sleeve

Tip

Sleeve

Balanced Input

Ring

Sleeve(s)

Tip

Ring

(high impedance)

(high impedance)

Unbalanced Output

Tip

See caution

Sleeve

Tip

See caution

Balanced Output

Tip

Ring

Sleeve(s)

Tip

Ring

C Connect the sleeve to ground.

Connecting the sleeve to a negative (-)
terminal will damage the audio output
circuits.

RS-232 Function

Pin

Function

1
2
3
4
5
6
7
8
9

TX

RX

Gnd




Not used
Transmit
Receive
Not used
Ground
Not used
Not used
Not used
Not used

TX–

RX–

Gnd

RX+

TX+

Not used
Transmit (–)
Receive (–)
Not used
Ground
Not used
Receive (+)
Transmit (+)
Not used

RS-422

5

1

9

6