TECHNICAL SPECIFICATIONS
VIDEO
HDMI
Format
Input Interface
(16) HDMI 19-pin
Output Interface
(4) HDMI 19-pin
Resolution
Up to 4K (3840x2160 @60Hz)
5 volts p-p (TTL)
DDC
Input Equalization
Automatic
Input Cable Length
Up to 20 ft.
Output Cable Length
Up to 20 ft.
USB
USB 2.0, 1.1, and 1.0 w/ internal
Signal Type
hub
Input Interface
(4) USB Type B
(2) USB 1.1 Type A for KVM Devices
Output Interface
(2) USB 2.0 Type A Transparent
AUDIO
Input
(4) 3.5 mm Stereo Audio
Output
(1) 3.5 mm Stereo Audio
POWER
12V DC, 2A power adapter with
Power Requirements
center-pin positive polarity
ENVIRONMENT
Operating Temp
32° to 104° F (0° to 40° C)
Storage Temp
-4° to 140° F (-20° to 60° C)
Humidity
0-80% RH, non-condensing
CONTROL
Front Panel
Push Buttons with LED indicators
RS-232
Via Serial @ 9600 bps
Hot Keys
Via Keyboard
OTHER
Emulation
Keyboard, Mouse and Video
WHAT'S IN THE BOX
PART NO. QTY DESCRIPTION
Quad Head 4-Port HDMI KVM Switch
SM-UHN-4Q-S
1
with Audio and USB 2.0 Support.
12V DC, 2A power adapter with
PS12VD2A
1
center-pin positive polarity.
1 Quick Start Guide
NOTICE
The information contained in this document is sub-
ject to change without notice. SMART-AVI makes no
warranty of any kind with regard to this material, in-
cluding but not limited to, implied warranties of mer-
chantability and fitness for particular purpose.
SMART-AVI will not be liable for errors contained
herein or for incidental or consequential damages in
connection with the furnishing, performance or use
of this material. No part of this document may be
photocopied, reproduced, or translated into another
language without prior written consent from SMART-
AVI, Inc.
Toll Free: (800) AVI-2123
Phone: (702) 800-0005
2455 W. Cheyenne Ave, Suite 112
North Las Vegas, NV 89032
smartavi.com
SM-UHN-4Q
Advanced KVM Switch
QUAD HEAD 4-PORT HDMI
KVM SWITCH WITH USB 2.0
SHARING
Quick Start Guide
A full Manual can be downloaded from
www.smartavi.com/SM-UHN-4Q/
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