Instruction/ maintenance manual of the product US221A / US421A ATEN Technology
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US221 A / US421 A USER MANUAL USB 2.0 Peripheral Switch.
FCC Information This equipme nt has been tes ted and found to comply with the limits for a Class B d igital d evice, purs uant to Part 1 5 of the FCC Ru les. These lim its are designed t o provide rea sonable pr otection aga inst harmful interfer ence in a residenti al installa tion.
- 3 - US221 A / US421 A User Manu al Online Registr a tion You can register your product at our online support center: Online Suppor t Interna tional Nor th America International http://support.aten.com North America http://www .at en-usa.com/product_registration Email Support support@aten.
- 4 - Pa c k a g e C o n t e n t s The US221 A / US421 A USB 2.0 Peripheral Sw itch package contains the following items: 1 2-port (US221 A ) or 4-port (US421 A ) USB 2.
- 5 - Over view The US221 A / US421 A is a 2/4-port USB 2.0 Peripheral Switch that allows up to 2/4 computers to sh are the use of a single USB peripheral device (su ch as a printer , scanner, mass storage drive, etc.
- 6 - Fe at u r e s Enables two (US221 A ) or four (US421 A ) computers to sh are a single USB peripheral device Simple port selection via pushbuttons or easy-to-use configur ation util ity Auto Switch function – no need for a separate print server USB 2.
- 7 - System Requirements Computers The following equipment must be installed on each computer that is to be connected to the system: USB host controller Cables USB to USB cables to connect the computers to the peripheral device. Note: Only one USB T ype A to USB T ype B cable is provided in the US221 A / US421 A package.
- 8 - Components To p Vie w 1 2 3 2 1 3 4 4.
- 9 - Rea r Vie w No. Compone nt Description 1 Lock LED Lights orange to show that the US221 A / US421 A is locked. 2 Port Selection Pushbutton(s) Pressing a Port Selection Pushbutton brings control to the computer attached to its corresponding port. See Manual Operation – Pushbutton , page 12 for further details.
- 10 - Inst alla tion The US221 A / US421 A USB 2.0 Peripheral Sw itch provides 2/4 USB T ype B ports for computers to connect to, and one USB T ype A port for the peripheral device (multifunction printer , scanner , mass stora ge device, et c.) that the computers will share.
- 11 - 1 2 3.
- 12 - Manu al Oper a tion – Pushbut ton Note: Manual operation and the software-based configuration utility operate independently; command s from one will not override the other . US221 A To toggle the USB perip heral fo cu s between the two computers, press the port selection pushbu tton (located on the top of the unit).
- 13 - Soft ware Oper a tion Inst alling the Configur a tion Utility The US221 A / US421 A has a software-based configuration utili ty that can be used to configure the US221 A / US421 A 's settings, such as the Auto Switch fun ction, Manual Switch an d Release reminder , and sound effect s.
- 14 - Basic Oper a tion When you click on the icon in your system tray, a menu ba r of shortcuts appears. The first ite m at the top of the menu is o ne of four shortcuts, depending on th e current status of the US221 A / US421 A . Shortcut options are Lock Connection , Unlock Connection , Switch to Local Computer , and Cancel Switch Request .
- 15 - A dv anced Oper a tion and Set tings T o use the Configuratio n Utility to view and change the U S221 A / US421 A ’s settings, click on the ic on in your system tray and select Settings .
- 16 - Printers If your USB device is a pr inter or MFP (multifunction printer) a nd you wish to u se its print function, e nable the Print Function Only button and select the printer fro m the drop-down menu. Note: 1. If the USB peripheral device is a printer, you do not need a separate print server.
- 17 - Mul tifunction Printers If your USB 2.0 peripheral device is a multifunction printe r and you wish to us e its scan function, there are three ways to do this: If the multifunction printer ’s scan function have dedicated applications, enable both the Print Function Only and the Other Devices/Applications bu ttons and click Add .
- 18 - Manual Swit ch and Release If the US221 A / US421 A is operating und er manual control (with a USB 2.0 peripheral such as a storage device, for example), enable this button to set the time for a reminder to release control of the US221 A / US421 A .
- 19 - T roubleshooting First, make sure that all cables are secure ly attached and seated completely in their sockets. Problem Possible Cause Action Unit operates erratically S tatic electricity may cause the unit to operate erratically . Disconnect the appropriate USB cable from the US221 A / US421 A port, then reconnect it.
- 20 - Specifica tions Function US221A US421A Computer Conn ections 2 4 Computer Selection Pushbuttons, Software, Auto Switch Connectors Computer 2 x USB T ype B 4 x USB T ype B Device 1 x USB T ype A.
An important point after buying a device ATEN Technology US221A / US421A (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought ATEN Technology US221A / US421A yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data ATEN Technology US221A / US421A - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, ATEN Technology US221A / US421A you will learn all the available features of the product, as well as information on its operation. The information that you get ATEN Technology US221A / US421A will certainly help you make a decision on the purchase.
If you already are a holder of ATEN Technology US221A / US421A, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime ATEN Technology US221A / US421A.
However, one of the most important roles played by the user manual is to help in solving problems with ATEN Technology US221A / US421A. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device ATEN Technology US221A / US421A along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
