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SM-UHN-2S
Users Guide
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Users Guide
10 pgs1.11 Mb0

Smart-AVI SM-UHN-2S, SM-UHN-2D Users Guide

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Page 1
SM-UHN SERIES
Advanced 2-Port HDMI KVM Switch
USER MANUAL
SM-UHN-2S 2-Port Single-Head HDMI KVM Switch
SM-UHN-2D 2-Port Dual-Head HDMI KVM Switch
Designed and Manufactured in the USA
1-800-284-2131
www.smartavi.com
Page 2
OVERVIEW
TECHNICAL SPECIFICATIONS_________________________________________________________________
WHAT’S IN THE BOX?_________________________________________________________________________
FRONT AND BACK___________________________________________________________________________
INSTALLATION_______________________________________________________________________________
SYSTEM OPERATION_________________________________________________________________________
FRONT PANEL CONTROL_____________________________________________________________________
HOTKEY AND RS232 SERIAL CONTROL_______________________________________________________
CUSTOM HOTKEY TRIGGERS_________________________________________________________________
TROUBLESHOOTING_________________________________________________________________________
TECHNICAL SUPPORT________________________________________________________________________
LIMITED WARRANTY STATEMENT____________________________________________________________
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Page 3
Technical Specifications
VIDEO
Format HDMI2.1
Maximum Pixel Clock 165 MHz
Input Interface
Output Interface
Resoluon 3840 x 2160 @ 60 Hz
Color Mode 24-bit
DDC 5 volts p-p (TTL)
Input Equalizaon Automac
Input Cable Length Up to 20 
Output Cable Length Up to 20 
Data Rate 1.65 Gbps per color
Console Monitors Supports both digital and analog monitors
AUDIO
SM-UHN-2S (2) HDMI
SM-UHN-2D (4) HDMI
SM-UHN-2S (1) HDMI
SM-UHN-2D (2) HDMI
Input Interface (2) 3.5 mm Stereo Audio
Output Interface (1) 3.5 mm Stereo Audio
Impedance 600 Ohm
Frequency Response 20 Hz to 20 kHz
Nominal Level 0-1.0 V
Common Mode Rejecon at 60 dB
USB
Signal Type USB 2.0, 1.1, and 1.0 w/ internal hub
Input Interface (2) USB Type B (female)
Output Interface (2) USB Type A (female) for K/M emulaon; (2) for USB 2.0 Transparent
CONTROL
Front Panel Push Buons with LED Indicators
RS-232 DB9 Female - 115200 N,8,1, No ow control
Hot Keys Via Keyboard
OTHER
Power Adapter External 100-240 VAC/12VDC2A @ 24W
Dimensions 8.8” W x 2.63” H x 6.69” D
Weight 3.85 lbs
Approvals UL, CE, ROHS Compliant
Operang Temperature +32 to +104°F (0 to +40°C)
Storage Temperature -4 to 140°F (-20 to +60°C)
Humidity Up to 80% (No Condensaon)
Emulaon Keyboard and Mouse
Page 4
What’s in the box?
PART NO. Q-TY DESCRIPTION
SM-UHN Unit 1 2-Port HDMI KVM Switch with Audio and USB 2.0 Support
PS5VDC2A 1 Power Adapter
1 User Manual
FRONT AND BACK
SM-UHN-2S Back SM-UHN-2D Back
SM-UHN-2S Front SM-UHN-2D Front
Page 5
INSTALLATION
1. Ensure that power is turned o or disconnected from the unit and the computers.
2. Use a HDMI cable to connect the HDMI output port from each computer to the corresponding HDMI IN ports of the unit.
3. Use a USB cable (Type-A to Type-B) to connect a USB port on each computer to the respecve USB ports of the unit.
4. Oponally connect a stereo audio cable (3.5mm to 3.5mm) to connect the audio output of the computers to the AUDIO IN ports of the unit.
5. Connect a monitor to the HDMI OUT console port of the unit using a HDMI cable.
6. Connect a USB keyboard and mouse in the two USB console ports.
7. Oponally connect stereo speakers to the AUDIO OUT port of the unit.
8. Finally, power on the KVM by connecng a 12VDC power supply to the power connector, and then turn on all the computers.
Note: You can connect up to 2 computers to the 2 port KVM.
HDMI IN
HDMI OUT
USB IN
USB K/M OUT
USB 2.0 OUT
AUDIO IN
AUDIO OUT
Page 6
System operation
There are three ways to control the SM-UHN: Keyboard Hotkeys, RS-232 Serial Commands, and Front
Panel Buons. All modes of control will allow the user the set their desired conguraons.
front panel control
To switch to an input port, simply push the buon on the front-panel of the KVM. If an input port is
selected, the LED of that port will turn on.
Hold down the buon of Front Panel for 3 seconds to force learn EDID.
hotkey and rs232 serial control
The SM-UHN may also be controlled via RS-232 commands. To use these commands, you must use
HyperTerminal or an alternate terminal applicaon. The sengs for the connecon are as follows: Baudrate 115200; Data Bits 8; Parity None; Stop Bits 1; Flow Control None. Once you have connected to the SM-UHN via Serial, you will see the SM-UHN informaon when the
device starts up.
The following commands can be used for RS-232 with available keyboard hotkeys:
COMMAND DESCRIPTION HOTKEY RS-232 COMMAND
Switch All USB, Video, and Audio
Switch Audio Only
Switch KVM Only
Switch USB Only
Learn EDID
Trigger Hotplug
Reset Soware
Factory Defaults
Get Port Status
[CTRL][CTRL] [port #] [ENTER] //m [port #] [ENTER]
[CTRL][CTRL] a [port #] [ENTER] //a [port #] [ENTER]
[CTRL][CTRL] c [port #] [ENTER] //c [port #] [ENTER]
[CTRL][CTRL] u [port #] [ENTER] //u [port #] [ENTER]
[CTRL][CTRL] e [ENTER] //e [ENTER]
[CTRL][CTRL] h [ENTER] //h [ENTER]
[CTRL][CTRL] r [ENTER] //r [ENTER]
[CTRL][CTRL] f [ENTER] //f [ENTER]
N/A //?? [ENTER]
Page 7
Custom hotkey triggers
Users are able to customize the keys that trigger Hotkeys. The default trigger for hot key funcon on
the keyboard is Ctrl + Ctrl. The trigger funcon can be used to change to the following keys:
Ctrl (Le / Right), Alt, Shi (Le / Right), Caps Lock, Scroll Lock, F1-F12
TO VIEW HOTKEY TRIGGER SETTING
Use the RS-232 command: / + / + ? + ? + Enter to view the current HotKey Trigger To reset the Hotkey Trigger use the “Factory Defaults” command.
TO CHANGE THE HOTKEY TRIGGER SETTING HotKey + HotKey + x + [desired hotkey]
Example: If users current Hotkey trigger is Shi and want to change to Scroll Lock, user would type Shi + Shi + x + Scroll Lock
Page 8
Troubleshooting
No Power
• Make sure that the power adapter is securely connected to the power connector of the unit.
• Check the output voltage of the power supply and make sure that the voltage value is around
12VDC.
• Replace the power supply.
No Video
• Check if all the video cables are connected properly.
• Connect the computer directly to the monitor to verify that your monitor and computer are
funconing properly.
• Restart the computers.
Keyboard is not working
• Check if the keyboard is properly connected to the unit.
• Check if the USB cables connecng the unit and the computers are properly connected.
• Try connecng the USB on the computer to a dierent port.
• Make sure that the keyboard works when directly connected to the computer.
• Replace the keyboard.
Mouse is not working
• Check if the mouse is properly connected to the unit.
• Try connecng the USB on the computer to a dierent port.
• Make sure that the mouse works when directly connected to the computer.
• Replace the mouse.
No Audio
• Check if all the audio cables are connected properly.
• Connect the speakers directly to the computer to verify that the speakers and the computer
audio are funconing properly.
• Check the audio sengs of the computer and verify that the audio output is through the
speakers.
Technical support
For product inquiries, warranty quesons, or technical quesons, please contact info@smartavi.com.
Page 9
Limited warranty statement
A. Extent of limited warranty
SmartAVI, Inc. warrants to the end-user customers that the SmartAVI product specied above will be free from defects in materials and workmanship for the duraon of 1 year, which duraon begins
on the date of purchase by the customer. Customer is responsible for maintaining proof of date of purchase.
SmartAVI limited warranty covers only those defects which arise as a result of normal use of the product, and do not apply to any:
a. Improper or inadequate maintenance or modicaons b. Operaons outside product specicaons c. Mechanical abuse and exposure to severe condions
If SmartAVI receives, during applicable warranty period, a noce of defect, SmartAVI will at its discreon replace or repair defecve product. If SmartAVI is unable to replace or repair defecve product covered by the SmartAVI warranty within reasonable period of me, SmartAVI shall refund the
cost of the product.
SmartAVI shall have no obligaon to repair, replace or refund unit unl customer returns defecve
product to SmartAVI.
Any replacement product could be new or like new, provided that it has funconality at least equal to
that of the product being replaced.
SmartAVI limited warranty is valid in any country where the covered product is distributed by SmartAVI.
B. Limitaons of warranty
To the extant allowed by local law, neither SmartAVI nor its third party suppliers make any other
warranty or condion of any kind whether expressed or implied with respect to the SmartAVI product, and specically disclaim implied warranes or condions of merchantability, sasfactory quality, and tness for a parcular purpose.
C. Limitaons of liability
To the extent allowed by local law the remedies provided in this warranty statement are the customers sole and exclusive remedies.
To the extant allowed by local law, except for the obligaons specically set forth in this warranty
statement, in no event will SmartAVI or its third party suppliers be liable for direct, indirect, special,
incidental, or consequenal damages whether based on contract, tort or any other legal theory and
whether advised of the possibility of such damages.
D. Local law
To the extent that this warranty statement is inconsistent with local law, this warranty statement shall
be considered modied to be consistent with such law.
Page 10
NOTICE
The informaon contained in this document is subject to change without noce. SmartAVI makes no warranty of any kind with regard to this material, including but not limited to, implied warranes of merchantability and tness for parcular purpose. SmartAVI will not be liable for errors contained herein or for incidental or consequenal damages in connecon 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 wrien consent from SmartAVI, Inc.
20180109
Designed and Manufactured in the USA
Tel: (800) AVI-2131 • (702) 800-0005
2455 W Cheyenne Ave, Suite 112
North Las Vegas, NV 89032
www.smartavi.com
2-Port HDMI KVM Switch with Audio and USB 2.0 Support 10
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