SMARTAVI SM-UHN-4Q Quad Head 4 Port HDMI KVM Switch User Guide

Technical Specifications

SPECIFICATION

• Video
• Format: HDMI
• Input Interface: (16) HDMI 19-pin
• Output Interface: (4) HDMI 19-pin
• Resolution: Up to 4K (3840×2160 @60Hz)
• DDC Input Equalization: Automatic
• Input Cable Length: Up to 20 ft.
• Output Cable Length: Up to 20 ft.
• USB
• Signal Type: USB 2.0, 1.1, and 1.0 w/ internal hub
• Input Interface: (4) USB Type B
• Output Interface: (2) USB 1.1 Type A for KVM Devices, (2) USB 2.0 Type A Transparent
• Audio
• Input: (4) 3.5 mm Stereo Audio
• Output: (1) 3.5 mm Stereo Audio
• Power
• Power Requirements: 12V DC, 2A power adapter with center-pin positive polarity
• Environment
• Operating Temp: N/A
• Storage Temp: N/A
• Humidity: N/A
• Control
• Front Panel: Push Buttons with LED indicators
• RS-232: Via Serial @ 115200 bps
• Hot Keys: Via Keyboard
• Other
• Emulation: Keyboard, Mouse, and Video

What’s in the Box

• PART NO.: SM-UHN-4Q-S
• QTY : 1
• DESCRIPTION : Quad Head 4-Port HDMI KVM Switch with Audio and USB 2.0 Support.
• PART NO.: PS12VD2A
• QTY : 1
• DESCRIPTION : 12V DC, 2A power adapter with 1 center-pin positive polarity.
• PART NO.: N/A
• QTY : 1
• DESCRIPTION : Quick Start Guide

The following commands can be used

Hardware Installation

1. Ensure that power is turned off or disconnected from the unit and the computers.
2. Use HDMI cables to connect the HDMI output ports from each computer to the corresponding HDMI ports of the unit.
3. Use a USB cable (Type-A to Type-B) to connect a USB port on each computer to the respective USB ports of the unit.
4. Optionally 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 monitors to the HDMI console ports of the unit using HDMI cables.
6. Connect a USB keyboard and mouse in the two USB console ports.
7. Optionally connect stereo speakers to the AUDIO OUT port of the unit.
8. Finally, power on the KVM by connecting a 12VDC power supply to the power connector, and then turn on all the computers.

Note : You can connect up to 4 computers to the 4-port KVM.

TECHNICAL SPECIFICATIONS

VIDEO

Format| HDMI
Input Interface| (16) HDMI 19-pin

Output Interface

|

(4) HDMI 19-pin

Resolution| Up to 4K (3840×2160 @60Hz)
DDC| 5 volts p-p (TTL)
Input Equalization| Automatic
Input Cable Length| Up to 20 ft.
Output Cable Length| Up to 20 ft.
USB|
Signal Type| USB 2.0, 1.1, and 1.0 w/ internal hub
Input Interface| (4) USB Type B

Output Interface

| (2) USB 1.1 Type A for KVM Devices

(2) USB 2.0 Type A Transparent

AUDIO
Input| (4) 3.5 mm Stereo Audio
Output| (1) 3.5 mm Stereo Audio
POWER|
Power Requirements| 12V DC, 2A power adapter with 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 @ 115200 bps
Hot Keys| Via Keyboard
OTHER|
Emulation| Keyboard, Mouse, and Video

WHAT’S IN THE BOX

WHAT’S IN THE BOX

PART NO.| QTY| DESCRIPTION
SM-UHN-4Q-S| 1| Quad Head 4-Port HDMI KVM Switch with Audio and USB 2.0 Support.
PS12VD2A| 1| 12V DC, 2A power adapter with center-pin positive polarity.
| 1| Quick Start Guide

NOTICE

The information contained in this document is subject to change without notice. SMART-AVI makes no warranty of any kind with regard to this material, including but not limited to, implied warranties of merchantability and fitness for a 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

EDIT LEARN
The KVM is designed to learn a connected monitor’s EDID upon power-up. In the event of connecting a new monitor to the KVM, a power re-cycle is required.

SYSTEM CONTROL

There are three ways to control the SM-UHN: Keyboard HotKeys, RS-232 Serial Commands, and Front Panel Buttons.
The settings for the serial connection are as follows: Baud rate: 115200; Data Bits: 8 ; Parity: None ; Stop Bits: 1 ; Flow Control: None.

The following commands can be used

[Alt][Alt][Alt]

x 0

| Current HK Trigger| // hk
[HK][HK] x [1|2|3] | Update HK Trigger| N/A

Chart Key

• [CT] = Ctrl
• < CR> = Carriage Return (Enter Key)
• [HK] = Current Hot Key Trigger 1 = Ctrl (Default) | 2 = Shift | 3 = Scroll Lock

HARDWARE INSTALLATION

1. Ensure that power is turned off or disconnected from the unit and the
2. Use HDMI cables to connect the HDMI output ports from each computer to the corresponding- ing HDMI ports of the unit.
3. Use a USB cable (Type-A to Type-B) to connect a USB port on each computer to the respective USB ports of the unit.
4. Optionally connect a stereo audio cable (3.5mm to 5mm) to connect the audio output of the computers to the AUDIO IN ports of the unit.
5. Connect monitors to the HDMI console ports of the unit using the HDMI
6. Connect a USB keyboard and mouse to the two USB console
7. Optionally connect stereo speakers to the AUDIO OUT port of the
8. Finally, power on the KVM by connecting a 12VDC power supply to the power connector, and then turn on all the computers.

Note: You can connect up to 4 computers to the 4 port KVM

FAQ

How many computers can be connected to the 4-port KVM
You can connect up to 4 computers to the 4-port KVM.

How do I control the SM-UHN?
You can control the SM-UHN using Keyboard HotKeys, RS-232 Serial Commands, or Front Panel Buttons.

How do I learn a new monitor’s EDID with the KVM?
In order to learn a new monitor’s EDID, you need to power cycle the KVM after connecting the new monitor.

References

• SM-UHN-4Q - SmartAVI

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