4
AV4PRO-VGA features - front and rear
The AV4PRO-VGA single screen and multiscreen units are housed within
durable, metallic enclosures with all connectors situated at the rear panel. The
smart front face features the control buttons and the operation indicators.
Multiscreen versions
The Dual, Triple and Quad video screen versions use a larger
casing and provide more connectors on the rear panel.
Options port
This 10p10c port can separately support the following functions:
• Remote control - external switching control via Adder RC4
remote unit, RS-232 serial link or channel switching input lines
(see
Optional RC4 remote control
or
Channel switching by
external control
for details).
• Upgrades - used to update the internal firmware when necessary
by connecting to a computer.
User console
Connect VGA
video, USB
keyboard
and mouse
plus optional
speakers
to these
connectors.
Computer channels
Each computer connects to one
of these four channels via a VGA
video connector, a USB B-type
connector and an audio 3.5mm
jack input.
Power input
The power supply
connects here.
4
3
2
1
USB2.0
SWITCHED
USB 1
USB 2
5V
2.5A
INDOOR
USE
ONLY
USER
CONSOLE
OPTIONS
User console
Connect up to two
USB devices to these
connectors. These ports
are switched in an
enumerated manner
(see
What is True
Emulation?
)
COMPUTER
KVM SPK USB1 USB2
MODE
www.adder.com
Indicators
The four indicators (
KVM, SPK, USB1, USB2
) show which
peripherals are switched to the current computer channel OR
(as you begin pressing the MODE button) the peripherals that
will be switched during the next press(es) of the COMPUTER
button.
The seven segment numeric display indicates the computer
channel that is currently active.
COMPUTER button
Press to change to
the next computer
channel.
MODE button
Press to determine
which peripherals
should be switched
to another computer
channel (will occur
when the COMPUTER
button is pressed.
1
2
3
4
USB2.0
SWITCHED
USB 1
USB 2
V1
V2
V3
V4
5V
4A
INDOOR
USE
ONLY
USER
CONSOLE
OPTIONS
COMPUTER
KVM
V1
SPK
V2
USB1
V3
USB2
V4
MODE
www.adder.com
M U L T I S C R E E N
Extra indicators
As well as the indicators shown on the single screen version,
the multiscreen units also include four indicators, labelled V1 to
V4, which show the video channels being switched.
Extra video channels
In addition to all of the ports described (left) for the single
screen version, the multiscreen versions provide additional VGA
connectors to allow multiple video streams from each computer
to be switched to (up to) four video monitors.
