www.radioshack.comSM | High Speed Hub |
OWNER’S MANUAL Please read before using this equipment.
Thank you for buying a RadioShack High Speed Hub. Your hub supports a transmission rate of up to 480 Mbps (megabits per second); 40 times faster than the USB 1.1’s 12 Mbps and the IEEE 1394 firewires’ 400 Mbps transmission rate. It is fully
The hub’s USB ports let you connect four USB devices such as a keyboard, mouse, printer, scanner, or camera that can all function simultaneously.
By sharing its increased bandwidth, the hub offers high performance through multiple peripheral device connections. Peripheral devices requiring high speed transmission rates, such as external storage devices, scanners, DVD drives,
PACKAGE CONTENTS
Hub
FEATURES
| Plug and Play Function — automatically | |
POWER LED | senses, installs or configures any USB device | |
you connect to the computer. | ||
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Hot Swappable — |
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lets you add, remove, |
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install, and configure | Host Port — connects to | |
peripherals while | your computer | |
your computer is |
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running. |
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Device Ports — 
connect to the
peripheral USB devices
Tiered Star Topology — supports up to 127 USB devices with varying data speeds from 1.5Mbps (low speed) to 12 Mbps (full speed), or 480 Mbps (high speed).
FREQUENTLY ASKED QUESTIONS
Q: How do I know my USB hub has been installed successfully?
A:Right click My Computer, then left click Properties, then Device Manager, and then Universal Serial Bus Controller. The four green LEDs on the front of the USB hub light. If they do not:
1.Go to Device Manager. If you find any error items or unknown devices, remove them.
2.In Device Manager, click Universal Serial Bus Controller. If there are any error items or unknown devices, remove them.
3.Disconnect and reconnect your USB hub's AC adapter. The four green LEDs should light.
Q:Why won’t my USB camera (or other USB device) work through the USB hub?
A:Make sure the driver for the device is installed on your PC, the device’s power is connected, and the USB hub’s AC adapter is properly connected. If all three conditions are met and the USB hub still does not detect the device, disconnect and reconnect the device to the USB hub.
Q: Why won’t the POWER LED on the top of the USB hub light?
A:When a connected device attempts to draw more current than the USB hub can handle, the USB hub automatically cuts off power. Reset the USB hub by disconnecting and reconnecting the USB device(s).
AC Adapter | Owner’s Manual |
SYSTEM REQUIREMENTS
•Windows 98SE/ME/2000/XP
•PC or notebook with Pentium 233 MMX or higher and one available USB port Ô
•At least 64 MB RAM
ACCESSORIES
Accessories for your hub are available at your local RadioShack store. Accessories are also available online at www.radioshack.com. Accessories are available but not limited to the following. Visit your local RadioShack store for a more complete listing
INSTALLATION
Plug the USB cable's connector into the
PC's host port or the upper level hub.
CAUTION
Use only the supplied 5V DC, 2.5A, positive (+) Tip AC adapter. Use of any other power source may cause damage.
Connect up to four USB devices to the ports on the front of the USB hub. The green indicators on the USB’s top panel light if the corresponding USB ports are ready for use.
Plug the supplied AC adapter's barrel plug into 5VDC 2.5A.
Plug the adapter’s AC plug into a standard AC outlet.
CAUTION
•You must use a Class 2
!power source that supplies 5 volts DC and delivers at
least 2.5 Amps. Its center tip must be set to positive and its plug must fit the USB hub's 5VDC 2.5A jack. The supplied adapter meets these specifications. Using an adapter that does not meet these specifications could damage the USB hub or the adapter.
•Always connect the AC adapter to the USB hub before you connect it to AC power. When you finish, disconnect the adapter from AC power before you disconnect it from the USB hub.
of available accessories.
USB Keyboard | USB Mouse |
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USB Cables | USB Scanner |
USB | USB Digital Camera |
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Ô Note Ô
In order to reach USB 2.0 speed, you must have a computer or host adapter card that supports USB 2.0. This device automatically senses the speed of your USB port and adjusts between USB 1.0 and USB 2.0 speed.