ATEN US221A, US421A - 2/4-Port USB 2.0 Switch Quick Start Guide

PACKAGE CONTENTS

1 2-port (US221A) or 4-port (US421A) USB 2.0 Peripheral Switch 1 1.8 m USB Type A to USB Type B Cable
1 Installation Disk
1 User Manual
1 Quick Start Guide

Online Registration

International:
http://support.aten.com

North America:
http://www.aten-usa.com/product_registration

Technical Phone Support

International:
886-2-86926959

North America:
1-888-999-ATEN (ATEN TECH)
1-732-356-1703 (ATEN NJ)

Requirements

Computers

• USB host controller

Cables

• USB to USB cables to connect the computers to the peripheral device.

Note: Only one USB Type A to USB Type B cable is provided in the US221A / US421A package. You will need to purchase an additional USB Type A to USB Type B cables for each computer you wish to connect to the US221A / US421A.

Hardware Review

Top View

1. Lock LED
2. Port Selection Pushbutton(s)
3. Port Selected LEDs
4. Beeper On/Off Switch (on side)

Rear View

5. USB Type B Computer Port
6. USB Type A Peripheral Port

Hardware Installation

To install the US221A / US421A, do the following:

1. Use your USB device's USB cable to connect it to the US221A / US421A's USB Type A port.
2. Plug the USB Type B connector of the USB Type A to USB Type B cable provided with the US221A / US421A package into any available port on the US221A / US421A.
3. Plug the Type A connector into the computer's USB host port.

Repeat steps 2 and 3 for any other computers you are installing.

Manual Operation

US221 A

To toggle the USB peripheral focus between the two computers, press the port selection pushbutton (located on the top of the unit) The selected port LED will flash and the unit will beep. When the flashing stops and the LED becomes steady (in about four seconds), that port has the peripheral focus.

US421 A

To switch the peripheral focus to another port, press the pushbutton that corresponds to that port. The selected port LED will flash and the unit will beep. When the flashing stops and the LED becomes steady (in about four seconds), that port has the peripheral focus.

Lock/Unlock Peripheral Focus

To lock the peripheral focus on a certain computer, press and hold the pushbutton that corresponds to that port for two seconds, or until the orange LED lights up.
To unlock the peripheral focus, press and hold the pushbutton that corresponds to that port for one second, or until the orange LED turns off.

Software Operation

The US221A / US421A has a software-based configuration utility that can be used to configure the US221A / US421A's settings, such as the Auto Switch function, Manual Switch and Release reminder, and sound effects. The utility can also be used to lock and unlock control of the US221A/US421A.

Note: Windows users should login as an administrator to install and launch the US221A/US421A software.

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Documents / Resources

References

• eService System

Download manual

Here you can download full pdf version of manual, it may contain additional safety instructions, warranty information, FCC rules, etc.

Download ATEN US221A, US421A - 2/4-Port USB 2.0 Switch Quick Start Guide