AV Access 4KSW21-KVM User manual

2x1 HDMI KVM Switcher
User Manual
4KSW21-KVM

www.avaccess.com
1
[e-mail]
Table of Contents
Introduction ....................................................................................................2
Overview..................................................................................................................................2
Features....................................................................................................................................2
Package Contents ................................................................................................................2
Panel..........................................................................................................................................3
Application ......................................................................................................4
IR Remote Handset..........................................................................................5
Specification....................................................................................................6
Warranty..........................................................................................................7

Introduction
www.avaccess.com
2
[e-mail]
Introduction
Overview
4KSW21-KVM is a 2x1 HDMI KVM Switcher. It supports resolutions up to
4K@60Hz 4:4:4, multi-channel audio and automatic HDCP 2.2/1.4
compatibility. It allows users to control two USB host devices with only
one set of USB devices (e.g. USB mouse, USB keyboard, USB flash and
other USB2.0 compliant devices). It supports HDMI input switching
through front panel button or IR remote, and provides a wide
compatibility with different operating systems, such as Windows, Mac
OS and Linux, no driver required and simple plug and play.
Features
2 x 1 HDMI KVM switcher with HDMI and HDCP2.2 compliance.
Full 18G bandwidth, up to 4K/UHD @60Hz with 4:4:4 chroma
sampling.
Provides three USB-A ports for USB keyboard, USB mouse and other
USB2.0 devices to control one of the two computers.
Supports HDMI input and KVM switching by front panel button and
IR remote.
Supports one microphone input and one headphone output for
audio application.
Wide compatibility with Windows 10/8/7 XP, Mac OS and Linux.
No driver required and simple plug and play.
Package Contents
Before you start the installation of the product, please check the
package contents:
Switcher x 1
Power Adapter (DC 5V) x 1
IR Remote x 1
IR Receiver x 1
USB-A to USB-B Cable (1.5m) x 2
Mounting Brackets (with Screws) x 2
User Manual x 1

Introduction
www.avaccess.com
3
[e-mail]
Panel
a b c d e 1 2 3 4
5 6
No.
Name
Description
a
IR In
Receives control signal from the IR remote.
b Power
On: The device is powered on.

Off: The device is powered off.
c HDMI Input
Select

HDMI Input Selection Button: Press to switch
between two input sources.
LED (1-2):
LED on indicates that corresponding
input source is selected.
d
Line Out
Connect to an earphone.
e
MIC In
Connect to a microphone.
1
DC 5V
Connect to the power adapter provided.
2
IR Ext.
Connect to the IR receiver cable provided.
3
HDMI Out
Connect to an HDMI display.
4
HDMI IN 1-2
Connect to HDMI sources.
5 USB
Connect to USB devices (e.g. mouse, keyboard, USB
flash drive, etc.).
6 USB Host 1-2
Connect to USB host devices (e.g. computers).
Note: USB Host 1 and 2 are bound with HDMI IN 1-2
respectively, when either HDMI input source (HDMI IN
1/2) is selected, the corresponding USB host device will
connect to USB peripheral devices at USB ports
simultaneously.

Application
www.avaccess.com
4
[e-mail]
Application
Camera
Earphone
MIC
Display PC PC
Keyboard
Power Supply
Mouse
USB Host
USB Device
USB Device USB Device
Line Out Mic In
HDMI InHDMI InHDMI Out USB Host
IR Remote

IR Remote Handset
www.avaccess.com
5
[e-mail]
IR Remote Handset
This switcher can be controlled by the IR remote provided. Point the IR
remote directly at the IR receive cable connected to the "IR Ext." port or
point the remote directly at “IR In” window on front panel, you can
easily select the desired input source.
Select previous
souce input
Select next
souce input
Select a specific
source input
Button IR Codes Description
0x02 0x0a Switch to next active source input (Cycle 12)
0x02 0x08 Switch to previous active source input (Cycle 21)
0x02 0x04 Switch to source 1
0x02 0x05 Switch to source 2
N/A Not available
N/A Not available
N/A Not available
Note: Since the encoding format for IR codes above is NEC (38KHz),
please ensure any third-party device (e.g. control box) used to IR control
the switcher supports NEC (38KHz).
1
2
3
4
5

Specification
www.avaccess.com
6
[e-mail]
Specification
Video
Input/Output Signal Type 
HDMI with 4K@60Hz 4:4:4, HDCP 2.2;
USB: USB2.0
Input/Output Resolutions
Supported
SMPTE:
1280x720P1,2,3,4,5,6,7,8, 1920x1080I6,8,
1920x1080P1,2,3,4,5,6,7,8,9, 2560x10809, 3840x10809,
3840x21602,3,5,6,8, 4096x21602,3,5,6,8
VESA:
800x6008, 1024x7688, 1280x7688, 1280x8008,
1280x9608, 1280x10248, 1360x7688, 1366x7688,
1400x10508, 1440x9008, 1600x9008, 1600x12008,
1680x10508, 1920x12008, 2560x144010
1 = at 23.98 Hz, 2 = at 24 Hz, 3 = at 25 Hz, 4 = at 29.97
Hz, 5 = at 30 Hz, 6 = at 50 Hz, 7 = at 59.94 Hz, 8 = at 60
Hz, 9 = 120Hz, 10 = 144Hz
Maximum Data Rate
HDMI: 18Gbps; USB: 480Mbps
Maximum Pixel Clock
600MHz
Control Method
Front Panel, IR Remote
Audio
Audio format
Fully supports audio formats in HDMI 2.0
specification, including PCM, Dolby TrueHD,
Dolby Atmos, DTS-HD Master Audio, DTS:X
General
Operating Temperature
0 to + 45°C (32 to + 113 °F)
Storage Temperature
-20 to +70°C (-4 to +158 °F)
Humidity
10% to 90%, non-condensing
ESD Protection
Human Body Model:
±8kV (air-gap discharge)/±4kV (contact discharge)
Product Supply
DC 5V 1A
Power Consumption
(Max)
6.5W
Dimensions (W x H x D)
105mm × 42mm × 65.2mm / 4.13’’ × 1.65’’ × 2.57’’
Product Weight
0.40kg/0.88lb
Transmission Distance
Cable Type
Range
Supported Video
HDMI
Input/Output: 49ft/15m
1080P@60Hz

Warranty
www.avaccess.com
7
[e-mail]
Cable Type
Range
Supported Video
Input/Output: 33ft/10m
4K@30Hz
Input/Output: 16ft/5m
4K@60Hz 4:4:4
Warranty
Products are backed by a limited 1-year parts and labor warranty. For the
following cases AV Access Technology Limited shall charge for the service(s)
claimed for the product if the product is still remediable and the warranty card
becomes unenforceable or inapplicable.
1. The original serial number (specified by AV Access Technology Limited)
labeled on the product has been removed, erased, replaced, defaced or is
illegible.
2. The warranty has expired.
3. The defects are caused by the fact that the product is repaired, dismantled
or altered by anyone that is not from an AV Access Technology Limited
authorized service partner. The defects are caused by the fact that the
product is used or handled improperly, roughly or not as instructed in the
applicable User Guide.
4. The defects are caused by any force majeure including but not limited to
accidents, fire, earthquake, lightning, tsunami and war.
5. The service, configuration and gifts promised by salesman only but not
covered by normal contract.
6. AV Access Technology Limited preserves the right for interpretation of
these cases above and to make changes to them at any time without
notice.
Thank you for choosing products from AV Access.
If you have any question, please contact us via the following emails:
General Enquiry: [e-mail]
Customer/Technical Support: [e-mail]