Angustos AD-V21L User manual

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Angustos – Desktop KVM User Manual
User Manual
Desktop KVM switch series
VGA Series : AD-V21L/ AD-V41L
DVI Series : AD-D21L/ AD-D41L
HDMI Series : AD-H21L/ AD-H41L
Display Port Series : AD-DP21L/ AD-DP41L
Multi-Channel HDMI Series : AD-H22L/ AD-H42L
Multi-Channel Display Port Series : AD-DP22L/ AD-DP42L
Pro series (USB 3.0) Series : AD-H21PL/ AD-H41PL
AD-H22PL / AD-H42PL
Version : 22.1.3

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Angustos – Desktop KVM User Manual
NOTE
US Federal Communications Commission Interference Statement
This product has been tested and found to comply with rules in Section 15 of the
FCC Rules Class B (Class B) digital device and FCC specifications. These specifications are
intended to be used in a commercial environment, to protect them from harmful interference,
and to provide effective protection. This equipment generates and radiates electromagnetic
waves and, if not installed and used in accordance with the instructions in this manual, may
cause interference to radio communications equipment. However, there is no guarantee that
interference will not occur in a particular installation. If the device is turned on or off causing
interference from radio and television reception, users should try the following to reduce
interference.
•Change direction and move the receiving antenna.
•Increase the distance between the device and the receiver.
•Connect the device to the circuit exit (the interface to which the receiver is not
connected).
•Please ask your dealer and an experienced radio / TV technician for help.
FCC warning: Any changes or modifications made to the device by the responsible party will
result in the user losing the authority to operate the device.
CE warning: This product is B Class products. In a domestic environment, this product may
cause radio interference, and the user may be required to take appropriate precautions.
RoHS
This product is RoHS compliant.

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Angustos – Desktop KVM User Manual
User considerations
The manufacturer has the right to modify and change the information, documents and
specifications contained in the manual without prior notice. The manufacturer does not
warrant, express, imply or statutorily declare its contents or specifically disclaims its
merchantability and fitness for a particular purpose.
Any of the manufacturer's software described in this manual that is sold and licensed. If the
software program is found to be defective after purchase, the purchaser (and non-
manufacturer, its distributor or its purchaser) will be responsible for all necessary services,
repairs and any accidental or consequential damages caused by the software.
The manufacturer is not responsible for any unauthorized adjustments to the radio and / or
television interference caused by this equipment, and the user must correct the interference.
If the operating voltage setting is not correctly selected before operation, the manufacturer
will not be liable for any damage caused.
Be sure to confirm that the voltage is set correctly before use. This product does not
have a power supply. If the power supply is required in a special environment, the
customer can configure it according to the product power interface (power supply
socket specification 5.5mm*2.1mm)and the power socket printing parameters.

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Angustos – Desktop KVM User Manual
Product model description:
Model
Configuration instructions
AD-V21L
2 groups of controlled interface VGA+ audio +MIC+USB (keyboard, mouse,
USB flash drive, printer, etc.), a set of local control interface, a front USB interface,
support hotkey switching and panel button switching control.
AD-V41L
4 groups of controlled interface VGA + audio + MIC + USB (keyboard,
mouse, U disk, printer, etc.), a set of local control interface, a front USB interface,
support hotkey switching and panel button switching control.
AD-D21L
2 groups of controlled interface DVI + audio + MIC + USB (keyboard,
mouse, U disk, printer, etc.), a set of local control interface, a front USB interface,
support hotkey switching and panel button switching control.
AD-D41L
4 groups of controlled interface DVI + audio + MIC + USB (keyboard,
mouse, U disk, printer, etc.), a set of local console interface, a front USB interface,
support hotkey switching and panel button switching control.
AD-H21L
2 groups of controlled interface HDMI + audio + MIC + USB (keyboard,
mouse, U disk, printer, etc.), a set of local control interface, a front USB interface,
support hotkey switching and panel button switching control.
AD-H41L
4 groups of controlled interface HDMI + audio + MIC + USB (keyboard,
mouse, U disk, printer, etc.), a set of local console interface, a front USB interface,
support hotkey switching and panel button switching control.
AD-DP21L
2 groups of controlled interface DP+ audio +MIC+USB (keyboard, mouse,
USB flash drive, printer, etc.), a set of local control interface, a front USB interface,
support hotkey switching and panel button switching control.
AD-DP41L
4 groups of controlled interface DP+ audio +MIC+USB (keyboard, mouse,
USB flash drive, printer, etc.), a set of local control interface, a front USB interface,
support hotkey switching and panel button switching control.
AD-H22L
2 groups of controlled interface HDMI*2 +audio + MIC + USB (keyboard, mouse,
U disk, printer, etc.), a set of local control terminal interfaces, a front USB
interface, support hot key switching and panel button switching control.
AD-H42L
4 groups of controlled interface HDMI*2+audio+MIC+USB (keyboard, mouse, U
disk, printer, etc.), a set of local control terminal interfaces, a front USB interface,
support hot key switching and panel button switching control.
AD-DP22L
2 groups of controlled interface DP*2+audio+MIC+USB (keyboard, mouse, U disk,
printer, etc.), a set of local control terminal interfaces, a front USB interface,
support hot key switching and panel button switching control.
AD-DP42L
4 groups of controlled interface DP*2+audio+MIC+USB (keyboard, mouse, U disk,
printer, etc.), a set of local control terminal interfaces, a front USB interface,
support hot key switching and panel button switching control.
AD-H21PL
2 sets of controlled terminal interface HDMI + audio + MIC + USB (keyboard,
mouse, U disk, printer, etc.), one set of local control terminal interface, one front
USB interface, 2 front USB3.0 interfaces, support hotkey switching and panel keys
switch control.

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Angustos – Desktop KVM User Manual
Package Contents:
The multi-computer KVM switch package includes the following:
•1pcs KVM switch
•2 sets of custom KVM connection cables (for KVM 2 ports) or
•4 sets of custom KVM connection cables (for KVM 4 ports)
•1 user manual (or CD)
Check that all parts are in place and that they are not damaged in transit. If you encounter
problems, please contact your dealer.
To prevent damage to the machine or equipment connected to the machine, please read this
manual carefully and follow the instructions for installation and operation.
* Since the publication of this manual, there may be new product features. Please visit our
website to download the latest version of the user manual.
AD-H41PL
4 sets of controlled terminal interfaces HDMI + audio + MIC + USB (keyboard,
mouse, U disk, printer, etc.), one set of local control terminal interfaces, one front
USB interface, 2 front USB3.0 interfaces, support hotkey switching And panel keys
switch control.
AD-H22PL
2 sets of controlled terminal interface HDMI*4+audio+MIC+USB (keyboard,
mouse, U disk, printer, etc.), one set of local control terminal interface, one front
USB interface, 2 front USB3.0 interfaces, support Hot key switch and panel key
switch control.
AD-H42PL
4 groups of controlled terminal interfaces HDMI*8 + audio + MIC + USB
(keyboard, mouse, U disk, printer, etc.), a group of local control terminal
interfaces, one front USB interface, 2 front USB3.0 interfaces, support Hot key
switch and panel key switch control.

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Angustos – Desktop KVM User Manual
Contents
⚫About this manual
⚫Common language description
⚫Chapter One
⚫Introduction
⚫Product description
⚫Product Features
⚫Operating system
⚫Component
⚫Front view
⚫Rear view
⚫Chapter two
⚫Hardware installation
⚫Cable connection and installation
⚫Chapter Three
⚫Basic operation
⚫Overview
⚫Manual switching method
⚫Keyboard combination hotkey switching method
⚫Power off and restart
⚫Chapter Four
⚫Keyboard port operation
⚫Overview
⚫Hotkey combination
⚫Appendix
⚫Safety Instructions
⚫Product specification
⚫Warranty conditions

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About manual
This User Manual will assist you in the effective use of product features, including the
installation, setup, and operation of your equipment. You can find out what is included in
this manual from the following:
Chapter One: Introduction –This chapter describes the rack-mounted KVM device
system, including its functions, features, and benefits, and describes and describes its front
and rear panel components.
Chapter Two: Hardware installation –This section explains how to install this product.
Chapter Three: Basic operation –Explain the basic operational concept.
Chapter Four: Keyboard Port Operation - Describes the keyboard's hotkey combination
operations and settings.
Appendix –Mainly provide specifications and other technical information about
the relevant KVM switch.
Common terms:
Symbol Indicates the text information that should be entered
【】 The keys that need to be entered are indicated in parentheses. For
example, [ Enter ] Indicates that the Enter key is pressed. For keys that need to be
entered at the same time, they are placed in the same parenthesis, and the keys are
connected by a plus sign. For example: [ Ctrl ]
1. The number indicates the actual sequence number of the operation steps.
◆A diamond symbol indicates that information is provided for reference, but is not related
to the operational steps.
◆The origin symbol indicates the classification sub-item information, regardless of the
operation steps.
Product information
To find out more about our KVM product information and how to use it more efficiently, you
can go to our website or contact an authorized reseller for more contact information.

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Chapter I
Introduction
Product description
As a KVM switch, The KVM switches allows users to access from a single console station
with keyboard, mouse, and VGA, DVI, HDMI, DP display to access 2/4 computers.
As a USB hub, it allows each computer (one computer at a time) to access the connected
peripherals. KVM Switch installation is quick and easy, just plug the cable into the correct
port. No software settings are required, no installation procedures and no compatibility
issues.
Desktop compact design, metal casing, easy to install and place to provide a variety of
video interface options, to provide users with a variety of fast switching options for audio,
video, USB devices, saving desktop space, is a multimedia application such as SOHO office
Ideal.
Product Features
•2/4 port USB2.0/USB3.0 multiple video series KVM switch
•Single USB port controls 2 or 4 sets of computers and peripherals USB
•Built-in USB3.0 or USB2.0 hub, compatible with USB protocol specification
•The maximum supported resolution of VGA video is 1920*1080@60HZ (1080P )
•DVI video dual channel support resolution is 2560x1440 @60HZ ( 2K )
•HDMI video maximum support resolution is 4K@30fp or 60fp (P version)
•DP video maximum support resolution is 4K@60fp
•Provide keyboard hotkey switching shortcut function and device panel button for
manual selection
•Support multiple platforms for various operating systems
•BIOS level hardware connection, no need to install drivers and control software
•The front panel of the device has an extended USB interface, which is convenient for
users to connect peripheral devices such as a USB keyboard, computer mouse,
USB flash drive or USB printer.
•Provide a variety of hotkey selection and setting functions, so that users can set their
own hotkeys according to the situation.

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Angustos – Desktop KVM User Manual
•Automatically scans the connected computer.
Operating system
◆Operating systems supported by remote users' computers include Windows XP and above
◆The operating systems supported by the server connected to the switch are shown in the
following table:
Operating system
Version
Windows
Windows 2000/XP/2003/200 8 /Vista/7/10
Linux
RedHat
9.0 or higher
SuSE
10/11.1 or higher
Debian
3.1/4.0
Ubuntu
7.04/7.10
UNIX
AIX
4.3 or higher
FreeBSD
5.5 or higher
Sun Solaris
8 or higher
Mac
OS 9.0 to 10.6 (Snow Leopard)
Novell
Netware
6.0 or higher
Components front view
AD-V21L / AD-D21L / AD-DP21L/ AD-DP22L / AD-H21L / AD-H22L
AD-V41L/AD-D41L/AD-DP41L/AD-DP42L/AD-H41L/AD-H42L

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AD-H21PL
AD-H41PL
AD-H22PL
AD-H42PL

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Angustos – Desktop KVM User Manual
Rear view
AD-V21L
AD-H41L
AD-D21L
AD-D41L

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AD-H21L
AD-H41L
AD-H22L
AD-H42L

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AD-DP21L
AD-DP41L
AD-DP22L

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AD-DP42L
AD-H21PL
AD-H41PL
AD-H22PL

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AD-H42PL
Power input port –Back up power port for user to connect Power Adapter in case
power from USB is not provided. Please use the correct voltage adapter to prevent short
circuit.
Local USB keyboard and mouse input interface
Front USB interface, you can connect mouse and keyboard, U disk storage
device and printer.
For the computer side B type USB connection interface
For the integrated audio and MIC interface, you need to configure our company's
dedicated cable
Output interface for local MIC
Local audio output interface

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Local display VGA output interface
KVM port interface, it must connected to the
dedicated KVM cable provided with the KVM Switch.
For DVI video interface
For HDMI video interface
For DP video interface

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Angustos – Desktop KVM User Manual
Chapter II
Hardware installation
Cable connection and installation
KVM switches can be placed on any stable surface and is sufficient to support the weight of
the device plus the additional cables. Clean and make sure that no other plane debris would
affect the switch ventilation and normal operation.
For a 2/4- port desktop KVM device, follow these steps:
1. Plug the USB keyboard and USB mouse into the USB console port on the rear panel
of the device.
2. Use the VGA, DVI, HDMI, DP connector to plug into the console video port on the
rear panel of the device.
3. If you use a separate speaker and microphone, plug it into the console analog
audio port on the rear panel of the device.
4. With a custom KVM cable set, plug in the KVM cable connector and the
included USB connector into the corresponding jacks on the rear panel of the
switch.
5. Put the other end of the cable, plug the USB cable into the corresponding USB and
video connector to the graphics video interface on your computer.
6. Insert the USB peripheral into the Type A jack (one on the front panel) when
needed.
7. Turn on the console monitor.
8. The KVM Switch is powered by USB port from connected computer. The computer
boots up and powered the KVM switch unit. Connect power adapter to power outlet if
you use back up power
9. Turn on your computer.

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Chapter III
Basic operation
Overview
There are two ways for the KVM switch to change the port to the connected
computer: Combination hotkey on the USB keyboard or the manual switch operation on the
front of the KVM device.
Manual switching method
The user only needs to press the corresponding touch button on the front panel of the KVM,
and the buzzer will sound a tone indicating that the switch port is successful. The USB, audio
and video signals of the corresponding port will be switched to the corresponding port on the
local port.
Hotkey switching method
Users can use the keyboard connected to the USB interface on the KVM device to perform
hotkey operation. For details, please refer to the detailed description in the following
sections.
Power off and restart
If it is necessary to turn off the power to the device, before turning the device back on, you
must do the following:
1. Unplug the data cable from all the computers connected to the switch.
2. Unplug the power adapter cable from the switch.
3. Wait 10 seconds, if there is power, plug the power adapter cable back into the
switch.
4. Then connect the computer data cable and turn on the computer.
.

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Chapter IV
Keyboard operation
Overview
The KVM product in this desktop series offers many easy hotkey operations, making it easy
to set up KVM via the keyboard or to complete port switching.
Hotkey setting:
This series of products provides 4 combinations of hotkeys for user selection and setting.
The default hotkey is [ CTL ] + [ CTL ] （left）to switch to the next online port,
[ CTL ] + [ SHIFT ] + [ 1 ] or [ 2 ] [3 】【 4 】Switch to the specified port. The following
table is a description of the four hotkey combinations, please check the settings when using
the user:
1. [ CTL 】 + [ SHIFT ] mode
Hotkey combination
Description
【 CTL 】 + 【 CTL 】
Switch to the next device online port
【 CTL 】 + 【 SHIFT 】 + 【 1 】 or
[ 2 】 [ 3 】 [ 4 】
Switch to the computer corresponding
to the port of [ 1 ] [ 2 ] [ 3 ] [ 4 ]
[ CTL 】 + [ SHIFT 】 + [→] or [↓ 】
Switch to the next computer
[ CTL 】 + [ SHIFT 】 + [ ←] or [↑]
Switch to the previous computer
【 CTL 】 + 【 SHIFT 】 + 【 B 】
Buzzer on or off
【 CTL 】 + 【 SHIFT 】 + 【 S 】
Automatic switching mode, the default
is 5seconds, press [ ESC ] to exit
【 CTL 】 + 【 SHIFT 】 + 【 S 】 +
【 N 】
Set the automatic switching mode
interval, press [ ESC ] to exit
【 CTL 】 + 【 SHIFT 】 + 【 SCROLL 】
Switch to [ SCROLL ] + [ SCROLL ]
hotkey combination mode
[ CTL 】 + [ SHIFT 】 + [ NUM 】
Switch to [ NUM ] + [ NUM ] hotkey
combination mode
【 CTL 】 + 【 SHIFT 】 + 【 CAPS 】
Switch to [ CAPS ] + [ CAPS ] hotkey
combination mode

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2.[ SCROLL 】 + [ SCROLL ] mode
Hotkey combination
Description
【 SCROLL 】 + 【 SCROLL 】 + 【 1 】
or [2 】 [ 3 】 [ 4 】
Switch to the computer corresponding
to the port of [ 1 ] [ 2 ] [ 3 ] [ 4 ]
【 SCROLL 】 + 【 SCROLL 】 + 【→】
or [↓ 】
Switch to the next computer
[ SCROLL 】 + [ SCROLL 】 + [ ←] or [↑]
Switch to the previous computer
【 SCROLL 】 + 【 SCROLL 】 + 【 B 】
Buzzer on or off
【 SCROLL 】 + 【 SCROLL 】 + 【 S 】
Automatic switching mode, the default
is 5seconds, press [ ESC ] to exit
【 SCROLL 】 + 【 SCROLL 】 + 【 S 】
+ 【N 】
Set the automatic switching mode
interval, press [ ESC ] to exit
【 SCROLL 】 + 【 SCROLL 】 +
【 CTL 】
Switch to [ CTL 】 + [ CTL ] hotkey
combination mode
【 SCROLL 】 + 【 SCROLL 】 +
【 NUM 】
Switch to [ NUM ] + [ NUM ] hotkey
combination mode
【 SCROLL 】 + 【 SCROLL 】 +
【 CAPS 】
Switch to [ CAPS ] + [ CAPS ] hotkey
combination mode
3. [ NUM ] + [ NUM ] mode
Hotkey combination
Description
[ NUM ] + [ NUM ] + [ 1 ] or [ 2 ] [ 3 ]
[ 4]
Switch to the computer corresponding
to the port of [ 1 ] [ 2 ] [ 3 ] [ 4 ]
[ NUM ] + [ NUM ] + [→] or [↓ ]
Switch to the next computer
[ NUM ] + [ NUM ] + [ ←] or [↑]
Switch to the previous computer
【 NUM 】 + 【 NUM 】 + 【 B 】
Buzzer on or off
【 NUM 】 + 【 NUM 】 + 【 S 】
Automatic switching mode, the default
is 5seconds, press [ ESC ] to exit
【 NUM 】 + 【 NUM 】 + 【 S 】 +
【 N 】
Set the automatic switching mode
interval, press [ ESC ] to exit
【 NUM 】 + 【 NUM 】 + 【 SCROLL 】
Switch to [ SCROLL ] + [ SCROLL ]
hotkey combination mode
【 NUM 】 + 【 NUM 】 + 【 CTL 】
Switch to [ CTL 】 + [ CTL ] hotkey
combination mode