IOGear GUB231 User manual

GUB231/GUB431
PART NO. M1119-a/M1120-a
User Manual
2/4-port USB Peripheral Sharing Switch

Package Contents 4
Overview 5
System Requirements 6
Device Overview 7
Hardware Installation 9
Operation – Manual Switch 12
Operation – Automatic Switch Windows OS 13
Operation – Automatic Switch Mac OS X 20
Trouble-Shooting Guide 28
Specications 30
Federal Communications Commission (FCC)
Statement
32
CE Statements 33
Limited Warranty 34
Contact 35
3
Table of Contents

4
Package Contents
GUB231
1 x GUB231- 2-port USB 2.0 Peripheral Sharing Switch
1 x 6ft USB Type A to Type B Cable
1 x User Manual
1 x Warranty/Registration Card
GUB431
1 x GUB431-4-port USB 2.0 Peripheral Sharing Switch
1 x 6ft USB Type A to Type B Cable
1 x User Manual
1 x Warranty/Registration Card

5
Overview
• Enables two (GUB231) or four (GUB431) computers to share one USB peripheral device
• Automatically* switch from one computer to another when connecting to a USB printer or multi-function
printer
• Simply press a button to switch a USB device between computers - No software installation required
• Active-port LED indicators to show which computer has USB access
• Switch lock function to ensure data access consistency
• USB 2.0 support with data transfer rate up to 480Mbps and USB 1.1 backward compatible
• Eliminates cable clutter and no external power supply needed
*Automatic switch function requires installation of the included software. Please refer to page 18 for
Windows OS operation and page 26 for Mac OS operation.

6
System Requirements
Hardware Requirement
• Computer with a USB-A port
Supported Operating Systems
• Windows Windows 7/8.1/10
• Mac OS X 10.6 and above

1 2 3 4
5
7
Device Overview
GUB231
1. Sound effect on/off
2. Console port 2
3. USB device port
4. Console port 1
5. Port Selection button

1
23
10
4
5
6
7
8
9
8
GUB431
1. Port Selection button 4
2. Port Selection button 3
3. Port Selection button 2
4. Port Selection button 1
5. Console port 1
6. Console port 2
7. USB device port
8. Console port 3
9. Console port 4
10.Sound effect on/off

9
Hardware Installation
Note: Make sure that the power to any device that
you are connecting to is turned off.
1. Use the included USB cable and connect the
Type A connector to any available Type A port
on the GUB231 or GUB431, and connect the
other end of the cable to any available USB port
on your computer.
2. If you want to connect more than one computer
to GUB231 or GUB431, you will need to
purchase additional USB Type A to Type B
cables and repeat Step 1.

USB printer or
other USB device USB printer or
other USB device
10
3. Connect the USB Type A connector of the USB cable from your USB device to the Type A port on the
GUB231 or GUB431.
GUB231 GUB431