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SWT3-41-U Quick Start
P/N:
2900- 3 0 1 6 7 6 QS
Rev:
5
Scan for full manual
SWT3-41-U Quick Start Guide
This guide helps you install and use your SWT3-41-U for the first time.
SWT3-41-U 4x1 USB Switcher
4 Rubber feet
1 Power adapter and cord
1 Bracket set
1 Quick start guide
1
HOST on USB-C ports (1 to 2)
Connect to a USB-C host (for example, a room PC) to communicate with the USB
lights orange.
2
HOST SELECT Buttons (1 to 4)
Press to select a host.
3
NET LED
LED Status
Indicates
Dark
No IP address acquired.
Lights green
A valid IP address has been acquired.
Flashes green for 60s
A means to identify the device in a system, using
command #IDV.
Flashes red/green
IP fallback address has been acquired.
4
STATUS LED
LED Status
Indicates
Dark
Power is off
lights white
PSU-powered on (only).
Note: This is applicable when power supply is PoE mode.
Lights yellow
Powered by PoE.
Lights Blue
Power is on and a source is connected.
Go to www.kramerav.com/downloads/SWT3-41-U
firmware upgrades are available.
Step 1: Check what’s in the box
1 Multi-signal USB-C cable (1m)
Step 2: Get to know your SWT3-41-U
# Feature Function
devices (for example, a PTZ camera) that are connected to the USB device ports
on the rear panel and connect to the LAN.
For HOST 1 only: Charges the connected host (that supports USB Power Delivery
2.0) up to 60W when the device is powered via the included power adapter. While
charging, the charging icon (to the right of the connector) becomes visible and
to download the latest user manual and check if
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# Feature Function
5
HOST USB B 3.1 Connectors (3 to 4)
Connect to a USB host (for example, a room PC) to communicate with the USB
and connect to the LAN.
6
USB DEVICE
USB A 3.1 Ports (1
to 3)
Connect to the USB local devices (for example, a USB camera, a soundbar,
microphone and so on).
7
USB-C Port (4)
Connect to the USB local devices (for example, a USB camera, a soundbar,
does not provide Power delivery 2.0.
input ports.
9
RS-232 3-pin Terminal Block
Connect to:
10
LAN PoE RJ-45 Connector
Connect to LAN. The device accepts power from the LAN port (PoE).
11
12/20V DC Power Connector
Use the included +20V 6A power supply for powering the unit and charging the
12
RESET Recessed Button
For restoring factory default settings, press the RESET button and connect power to
device (keep pressing longer than 6sec after power connection)
Install SWT3-41-U using one of the following methods:
• Ensure that the environment (e.g., maximum ambient temperature &
• Maximum mounting height for the device is 2 meters.
devices (for example, a PTZ camera) connected to USB device ports on this device
microphone and so on).
Note that this port
8 I/O 3-pin Terminal Block
(S1 to S2)
PIN G is common to RS-232
Connect to:
• Input-triggering devices (for example, remote buttons or sensors), OR
• Output-triggered devices (for example, remote alarm LED indication).
These GPIO ports may be configured as a digital input, digital output, or analog
PIN G is common to I/O
• RS-232 controlled device (for example, a PTZ USB camera) for its remote IP
control by a controller (for example, an SL-240C), OR
• PC RS-232 port for controlling the device.
source device connected to the USB-C port, or
For powering the unit, without USB-C charging support, use PoE powering or an
optional +12V DC 5A power adapter (purchased separately).
For HW Rev 03 and higher, 20V PSU (power supply unit) is included (replacing the
12V PSU).
Step 3: Mount SWT3-41-U
• Attach the rubber feet and place the unit on a flat surface.
• Fasten a bracket (included) on each side of the unit and attach it to a flat surface
www.kramerav.com/downloads/SWT3-41-U).
(see
• Mount the unit in a rack using the recommended rack adapter
www.kramerav.com/product/SWT3-41-U).
(see
air flow) is compatible for the device.
• Avoid uneven mechanical loading.
• Appropriate consideration of equipment nameplate ratings should
be used for avoiding overloading of the circuits.
• Reliable earthing of rack-mounted equipment should be maintained.
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To achieve specified extension distances, use the recommended Kramer cables
Using third
Safety Instructions (See www.kramerav.com for updated safety information)
Caution:
Warning
• Disconnect the power and unplug the unit from the wall before installing.
Safety Instructions (See www.kramerav.com for updated safety information)
Step 4: Connect inputs and outputs
Always switch OFF the power on each device before connecting it to your SWT3-41-U.
available at www.kramerav.com/product/SWT3-41-U.
-party cables may cause damage!
Step 5: Connect power
Power the device via the LAN port. If required, such as to enable the USB-C port to charge its connected devices, connect
the supplied power adapter to SWT3-41-U and plug it into the mains electricity.
• For products with relay terminals and GPI\O ports, please refer to the permitted rating for an external connection, located next to the terminal or in the User Manual.
• There are no operator serviceable parts inside the unit.
:
• Use only the power cord that is supplied with the unit.
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RS-232 Control / Protocol 3000
Data Bits:
8
Command Format:
ASCII
Example: (flash LEDs on the front panel for 60 seconds): #IDV<CR>
Fallback IP Address:
192.168.1.39
UDP Port #:
50000
Gateway:
192.168.0.1
User/Password
Admin/Admin
Web Pages:
In the Settings page, click Reset.
Step 6: Operate SWT3-41-U
Operate SWT3-41-U via:
• Front panel buttons.
• Remotely, by IP
or RS-232 serial
commands transmitted by a touch
screen system, PC, or other serial
controller.
• Device web pages via the IP client
connection.
Baud Rate: 115,200 Parity: None
Stop Bits: 1
Default IP Parameters – DHCP ON
Subnet mask: 255.255.255.0 TCP Port #: 5000
Factory Reset
Protocol 3000: “#FACTORY” command.
After receiving "FACTORY OK” perform one of the following to
restart the device and complete the procedure:
• Power cycle
• Send command "#RESET"
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