ALFAtron ALF-SMW42S User manual

www.alfatronelectronics.com
ALFATRON ELECTRONICS GmbH GERMANY
ALF-SMW42S
4x2 Seamless Wireless Switcher
with Multi-View 4K 60Hz 4:4:4
All Rights Reserved

Alfatron ALF-SMW42S
2
FCC Statement
Changes or modifications not expressly approved by the party responsible for
compliance could void the user's authority to operate the equipment.
This equipment has been tested and found to comply with the limits for a Class B digital
device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide
reasonable protection against harmful interference in a residential installation. This
equipment generates uses and can radiate radio frequency energy and, if not installed
and used in accordance with the instructions, may cause harmful interference to radio
communications.
However, there is no guarantee that interference will not occur in a particular
installation. If this equipment does cause harmful interference to radio or television
reception, which can be determined by turning the equipment off and on, the user is
encouraged to try to correct the interference by one or more of the following measures:
-- Reorient or relocate the receiving antenna.
-- Increase the separation between the equipment and receiver.
-- Connect the equipment into an outlet on a circuit different from that to which the
receiver is connected.
-- Consult the dealer or an experienced radio/TV technician for help
This device complies with part 15 of the FCC rules. Operation is subject to the
following two conditions (1) this device may not cause harmful interference, and (2)
this device must accept any interference received, including interference that may
cause undesired operation and after change.
Radiation Exposure
This equipment complies with FCC radiation exposure limits set forth for an uncontrolled
environment.
This device complies with Industry Canada license-exempt RSS standard(s). Operation is
subject to the following two conditions:

Alfatron ALF-SMW42S
3
(1) this device may not cause interference, and
(2) this device must accept any interference, including interference that may cause undesired
operation of the device.
"Le présent appareil est conforme aux CNR d'Industrie Canada applicables aux appareils radio
exempts de licence. L'exploitation est autorisée aux deux conditions suivantes :
(1) l'appareil ne doit pas produire de brouillage, et
(2) l'utilisateur de l'appareil doit accepter tout brouillage radioélectrique subi,
même si le brouillage est susceptible d'en compromettre le fonctionnement."
Radiation Exposure:
This equipment complies with IC radiation exposure limits set forth for an uncontrolled
environment.
Déclaration d'exposition aux radiations: Cet équipement est conforme aux limites d'exposition aux
rayonnements IC établies pour un environnement non contrôlé.
All RF frequencies are not restricted in EU member states.
Do not dispose of this product with the normal household waste at the end of its
life cycle. Return it to a collection point for the recycling of electrical and electronic
devices. This is indicated by the symbol on the product, user manual or packaging.
The materials are reusable according to their markings. By reusing, recycling or
other forms of utilisation of old devices you make an important contribution to the
protection of our environment. Please contact your local authorities for details about
collection points.

Alfatron ALF-SMW42S
4
Preface
1. Read, follow, and keep these instructions.
2. Heed all warnings.
3. Do not use this product near water. Keep away from wet places, such as: spas, pools,
sinks, laundries, wet basements, etc.
4. When cleaning, unplug the device and wipe with a dry cloth. Do not use damp cloths,
cleaning fluids, or aerosols which may result in electric shock, fire, or switcher damage.
5. Operate this product using only the included power supply and/or power cable. Use of an
unapproved power implement may impair performance, damage the product, or cause
fires.
6. Do not block any ventilation openings. Install in accordance with the manufacturer’s
instructions.
7. Do not install or place this product near any heat sources such as radiators, heat registers,
stoves, or other apparatus (including amplifiers) that produce heat.
8. Protect the power cord from being walked on or pinched particularly at plugs, convenience
receptacles, and the point where they exit from the product.
9. Only use attachments/accessories specified by Alfatron to avoid fire, shock, or other
hazards.
10. To reduce the risk of electric shock and/or damage to this product, never handle or touch
this device or power cord if your hands are damp or wet. Do not expose this product to
liquids or moisture.
11. Unplug this product during lightning storms or when unused for long periods of time.
12. Never open, remove device panels, or make any adjustments not described in this manual.
Attempting to do so could result in electric shock, damage to the device, or other hazards.
CAUTION
The exclamation point within an equilateral triangle is
intended to alert the user to the p resence of important
operating and maintenance (servicing) instructions in
the lit erature accompanying the appliance.
The lightning flash with arrowhead symbol, wit hin an
equilateral triangle, is intended to alert the user to the
presence of uninsulated dange rous voltage within the
product’s enclosure that may be of sufficient magnitude
to constitute a risk of electric shock to persons.
TO REDUCT THE RISK OF ELECTRIC SHOCK
DO NOT OPEN ENCLOSURE OR EXPOSE
TO RAIN OR MOISTURE.
NO USER-SERVICEABLE PARTS
INSIDE REFER SERVICING TO
QUALIFIED SERVICE PERSONNEL.

Alfatron ALF-SMW42S
2
Contents
ALF-SMW42S.................................................................................................. 1
Introduction...................................................................................................... 4
Features ................................................................................................... 4
Package Contents .................................................................................... 5
Panel Description............................................................................................. 6
Front Panel ............................................................................................... 6
Rear Panel................................................................................................ 7
Specifications................................................................................................... 9
Installation and Wiring ................................................................................... 11
Installation .............................................................................................. 11
Wiring ..................................................................................................... 12
Key Function.................................................................................................. 14
AV over IP............................................................................................... 14
Screen Layout Switch............................................................................. 14
Automatic Signal Switching .................................................................... 16
Screen Mirroring ..................................................................................... 17
(1) Screen Mirroring over Airplay....................................................... 17
(2) Screen Mirroring over Miracast .................................................... 18
(3) Screen Mirroring over USB Dongle (ALF-SMW42D) ................... 23
Guide Screen.......................................................................................... 24
OSD........................................................................................................ 26
Web UI........................................................................................................... 28
General Tab ............................................................................................ 29
Device Name .......................................................................................... 29
Network .................................................................................................. 30
Access Code .......................................................................................... 30
Analog Audio Latency............................................................................. 31
Soft AP Password ................................................................................... 32

Alfatron ALF-SMW42S
3
Output..................................................................................................... 32
Sink Power Management........................................................................ 34
Password................................................................................................ 35
Guide Screen Picture.............................................................................. 36
Maintenance ........................................................................................... 36
Version Information................................................................................. 37
Video Source Tab ................................................................................... 38
State & Switch ........................................................................................ 38
Manage Alias .......................................................................................... 39
Firmware Upgrade ......................................................................................... 40
Limited warranty in respect of Alfatron Products Only ................................... 41

Alfatron ALF-SMW42S
4
Introduction
The ALF-SMW42S is a high-performance BYOD presentation switcher with
wireless presentation capability. It equips a built-in Wi-Fi module and
supports multiple access approaches, including Airplay Mirroring, Miracast,
physical interfaces (HDMI, VGA and USB-C) and an USB Dongle, with which
you can project screen contents of your computer (Mac/Windows) or mobile
device (iPhone/iPad/Android) to a display in Multiview mode.
Multiple features like fast seamless switching, auto signal switch, serial
control, CEC, Guide Screen, OSD display, USB switching and extension are
included. The switcher is a collaboration terminal used for meeting room or
workgroup discussion.
Features
Multiview presentation with configurable screen layout.
Built-in Wi-Fi module for wireless connectivity with devices over Airplay,
Miracast, and USB Dongle.
Fast seamless switching for both single view and Multiview.
Supports HDMI input resolutions up to 4K@30Hz 4:4:4.
Supports HDMI output resolutions up to 4K@60Hz 4:4:4.
Detailed and friendly OSD information.
Supports USB extension and switching control among three USB hosts.
Offers multiple control approaches: front panel buttons, Web UI and
Telnet API.
Multiview layout adjustable by the end user.

Alfatron ALF-SMW42S
5
Package Contents
1 x Switcher
1 x DC 12V Power Adapter (with US, EU, pins)
2 x Phoenix Male Connectors (3.5 mm, 4 Pins)
2 x Mounting Brackets (with Screws)
2 x Wi-Fi Antennas

Alfatron ALF-SMW42S
6
Panel Description
Front Panel
No.
Name
Description
1 Power LED On: The switcher is powered on.
Off: The switcher is powered off.
2 Status LED On: The switcher is outputting at least one video source.
Blinking: The switcher is in standby mode.
Off: The switcher is outputting Guide Screen.
3 Source
Switch
VGA IN ~ USB-C IN Buttons:
Short press to output or stop outputting the
corresponding video source.
Hold press to output the corresponding video
source in full screen mode.
VGA IN ~ USB-C IN LEDs:
On: The corresponding video signal is valid and is
being output.
Blinking quickly: The corresponding video signal is
valid but is not being output.
Blinking slowly: The corresponding video signal is
being output but is not valid.
Off: The switcher
is in standby mode. / The
corresponding video signal is neither valid nor
being output.
4 HDMI 2
Output
HDMI2 Output button: press to switch between Follow
mode and Matrix mode for HDMI Output 2.
To switch to Follow mode: long press the HDMI2
Output button until the Follow LED lights up. In
Follow mode, HDMI OUT 2 follows HDMI OUT 1 to
output the same video content as that of HDMI
OUT 1.
To switch to Matrix mode: short press the HDMI 2
Output button. In Matrix mode, HDMI OUT 2 will

Alfatron ALF-SMW42S
7
output a specific video source in single view
(specified by Telnet API or Web UI); continue to
short press the button, the HDMI OUT 2 will cycle
through the hardware video sources (VGA > HDMI
1 > HDMI 2 > USB-C > VGA >… ) for output.
LED Status:
Follow LED: Lights up when Follow
mode is
selected.
Matrix LED: Lights up when Matrix
mode is
selected.
5 USB Connect to a U-disk for firmware upgrade.
Connect to the USB Dongle for pairing up with each
other.
6
Reset Hold press this button for five or more seconds and then
release, it will automatically reboot and restore to its factory
defaults.
Rear Panel
876
1110952 4
311
No. Name Description
1 Antenna Connect to the antenna pair provided for the access to
Miracast and soft AP function.
2
DC 12V
Connect to the power adapter provided.
3 VGA In Connect to a VGA source for video input as well as
analog audio input.
4
HDMI In 1-2
Connect to an HDMI source device.
5
USB-C In
Connect to a USB-C video source.
6
USB Hub Connect to the USB device (e.g. mouse, keyboard, USB
audio) for USB extension between USB device and
USB host.
7 USB Host Connect to USB host device for USB extension between
USB device and USB host.
8
RS232 1-2
• RS232-1: Reserved.