Startech SV431DD2DU3A User Manual

Quick-Start Guide

4-Port Dual Monitor DVI KVM Switch with Audio & USB 3.0 Hub

SV431DD2DU3A

FR: Guide de l’utilisateur - fr.startech.com
DE: Bedienungsanleitung - de.startech.com
ES: Guía del usuario - es.startech.com
NL: Gebruiksaanwijzing - nl.startech.com

PT: Guia do usuário - pt.startech.com
IT: Guida per l’uso - it.startech.com
JP: 取扱説明書 - jp.startech.com

Package Contents

• 1 x KVM Switch

• 4 x Rubber Feet

• 1 x Universal Power Adapter (NA/JP, EU, UK, ANZ)

• 1 x Quick-Start Guide

Requirements

Console

• 2 x DVI Enabled Display Device

• 2 x DVI Cable (Male to Male)

• 1 x USB Keyboard

• 1 x USB Mouse

• (Optional) 1-2 x USB 3.0 Peripheral

• (Optional) 1-2 x USB 3.0 Cable (Type-A Male to Type-B Male)

• (Optional) 1 x Microphone-Enabled Audio Device

• (Optional) 1 x Speaker-Enabled Audio Device (or Headset/
Headphones)

• (Optional) 1-2 x 3.5 mm Audio Cable (Male to Male)

Source Computers

• 4 x Computer (with dual-head DVI capability)

• 8 x DVI Cable (Male to Male)

• 4 x USB 3.0 Cable (Type-A Male to Type-B Male)

• 4 x 2-in-1 Audio Cable (with Stereo Audio & Microphone Audio)

Note: This KVM Switch supports DVI-I. If you are using an analog
display or computer (DVI-A, VGA) ensure all of your PC connections
are also analog.

Product Diagram

Front View

1

Rear View

1

4

2

10

7

5

6

9

8

1. Console USB 2.0 HID Ports (Keyboard and Mouse)

2. Console DVI Ports

3. PC DVI Ports

4. Power Input Port

5. Console Hub Ports (USB 3.0 Type-A)

6. Console Speaker Output Port

7. Console Microphone Input Port

8. PC USB Port (USB 3.0 Type-B)

9. PC Speaker Input Port

10. PC Microphone Input Port

3

10

9

10

8

9

8

*actual product may vary from photos

10

8

9

Connect the PCs

1. Connect a DVI Cable from each of the DVI Ports on the Computer
to the PC DVI Ports under PC 1 on the KVM Switch.

2. Connect a USB A to B Cable (Type-A Male to Type-B Male) from
the USB A Port on the Computer to the PC USB Port (USB 3.0
Type-B) under PC 1 on the KVM Switch.

3. (Optional) If you’re using Audio Devices, connect a set of 3.5
mm Audio Cables from the speaker / microphone port on your
computer to the corresponding PC Speaker Input Port / PC
Microphone Input Port under PC 1 on the KVM Switch.

4. Repeat steps 1 to 3 for any additional computers under PC 2, PC
3, and/or PC 4 on the KVM Switch.

Connect the Console

1. Turn o your Source Displays and any devices that you intend to
connect (e.g. printers, external hard drives, etc.).

2. (Optional) Connect 1-2 x USB 3.0 Peripheral(s) to the Console Hub
Ports on the KVM Switch.

3. Connect a Display to each of the Console DVI Ports on the KVM
Switch.

4. Connect a USB Keyboard and a USB Mouse to the Console USB 2.0
HID Ports on the KVM Switch.

5. (Optional) Connect a Speaker and Microphone, or a Headset­Enabled Audio Device to the Console Speaker and Microphone
Ports on the KVM Switch.

*actual product may vary from photos

2

1. LED Indicators

2. Port Selection Buttons

For the latest information, technical specications, and support for
this product, please visit www.startech.com/SV431DD2DU3A.

Power-On Sequence

1. Connect the Universal Power Adapter from a wall outlet to the
Power Input Port on the KVM Switch.

2. Power on all USB 3.0 Peripherals.

3. Select PC 1 and power on the corresponding Computer.

Manual Revision: 06/28/2018

Note: Ensure that the Computer connected to the PC 1 ports has

fully booted to the operating system before proceeding to step 4.

4. Repeat step 3 for the remaining PC KVM Computers (PC 2, PC 3
and PC 4).

Hotkey Commands

A keyboard hotkey sequence consists of at least three specic
keystrokes:
Hotkey sequence = [ScrLk]* + [ScrLk] * + Command key(s)

Select a Port

To select a Port, press one of the numbered Port Selection Buttons
located on the front of the KVM Switch.

You can also use Hotkey Commands to select a Port, turn on
AutoScan, and utilize many other commands from your Keyboard.

About LED Indicators

LED Behavior Signicance

LED is illuminated green PC USB Port is selected and a proper link

has been established

LED is ashing green/

red

PC USB Port is selected but PC is

powered o or disconnected

Troubleshooting

If you experience issues using the KVM Switch and you’re using a PC,
you might need to make the following changes to the BIOS settings
on your computer:

1. Set HALT ON ERROR to All but keyboard.

2. In PNP AND PCI SETUP, do the following:

• Set PNP OS INSTALLED to Yes .

• Set USB IRQ to Enabled.

Note: Dierent manufacturers use dierent naming conventions.
For more information about changing the BIOS settings, contact the
manufacturer of the motherboard or system.
Note: A dual-link DVI video source is required to display at the
maximum video resolution.

Hotkey Command

ScrLk + ScrLk + (x)

x = 1~4 for PC port

number

ScrLk + ScrLk + (Fy)

Fy = F5~F8 (Fy is a function

key)

y = 5~8 for audio & mic

port number

ScrLk + ScrLk + Q Bind PC and Speaker and Microphone Port

ScrLk + ScrLk + W Unbind PC and Speaker and Microphone

ScrLk + ScrLk + (Down

Arrow)

ScrLk + ScrLk +

(Backspace)

ScrLk + ScrLk + B Beep Sound On/O

ScrLk + ScrLk + S Autoscan

ScrLk + ScrLk + S + (z)

z = 0~9 seconds

1=10 seconds; 2=20

seconds; 3=30 seconds;

4=40 seconds; 5=50

seconds; 6=60 seconds

Press any button Stop Autoscan

Select Speaker and Microphone Port set

Autoscan with Programmable Delay Time

Select PC Port

set Switching

Port set Switching

Next PC port

Previous PC port

FCC Compliance Statement

This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against
harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause
harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or
television reception, which can be determined by turning the equipment o and on, the user is encouraged to try to correct the interference by one or more of the following measures:

• Reorient or relocate the receiving antenna.

• Increase the separation between the equipment and receiver.

• Connect the equipment into an outlet on a circuit dierent from that to which the receiver is connected.

• Consult the dealer or an experienced radio/TV technician for help

This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any
interference received, including interference that may cause undesired operation. Changes or modications not expressly approved by StarTech.com could void the user’s authority to operate the
equipment.

Industry Canada Statement

This Class B digital apparatus complies with Canadian ICES-003.
Cet appareil numérique de la classe [B] est conforme à la norme NMB-003 du Canada.
CAN ICES-3 (B)/NMB-3(B)

Use of Trademarks, Registered Trademarks, and other Protected Names and Symbols

This manual may make reference to trademarks, registered trademarks, and other protected names and/or symbols of third-party companies not related in any way to
StarTech.com. Where they occur these references are for illustrative purposes only and do not represent an endorsement of a product or service by StarTech.com, or an endorsement of the product(s)
to which this manual applies by the third-party company in question. Regardless of any direct acknowledgement elsewhere in the body of this document, StarTech.com hereby acknowledges that all
trademarks, registered trademarks, service marks, and other protected names and/or symbols contained in this manual and related documents are the property of their respective holders.

Technical Support

StarTech.com’s lifetime technical support is an integral part of our commitment to provide industry-leading solutions. If you ever need help with your product, visit www.startech.com/support and
access our comprehensive selection of online tools, documentation, and downloads.
For the latest drivers/software, please visit www.startech.com/downloads

Warranty Information

This product is backed by a two-year warranty.
StarTech.com warrants its products against defects in materials and workmanship for the periods noted, following the initial date of purchase. During this period, the products may be returned for
repair, or replacement with equivalent products at our discretion. The warranty covers parts and labor costs only. StarTech.com does not warrant its products from defects or damages arising from
misuse, abuse, alteration, or normal wear and tear.

Limitation of Liability

In no event shall the liability of StarTech.com Ltd. and StarTech.com USA LLP (or their ocers, directors, employees or agents) for any damages (whether direct or indirect, special, punitive, incidental,
consequential, or otherwise), loss of prots, loss of business, or any pecuniary loss, arising out of or related to the use of the product exceed the actual price paid for the product. Some states do not
allow the exclusion or limitation of incidental or consequential damages. If such laws apply, the limitations or exclusions contained in this statement may not apply to you.