User's Manual

Chapter 4 Atheros Client Utility (ACU) Configuration
The following sections describe the Atheros Client Utility (ACU). The ACU provides
quick access and friendly interface to configure the Wireless LAN settings. If you are
using Windows XP and have not installed the Atheros Client Utility, information on
configuring your WLAN 802.11a/b/g device using Windows XP Zero Configuration
feature can be found in Chapter 5.
4-1 Atheros Client Utility icon
The Atheros Client Utility icon will appear in the system tray each time your computer is
restarted. To utilize the utility, double click on the ACU icon.
Figure 4-1
The Atheros Client Utility icon will display the current status of the wireless connection. .
The number that appears in the upper left portion of the icon indicates the current
frequency (2.4 Ghz or 5 Ghz) that the radio is operating in, when the radio is in a no link
state the frequency band will toggle between 2.4 and 5 while it is scanning through those
frequencies. The following are the various states that can be displayed by the icon…
• Radio Disabled is indicates that the WLAN 802.11 a/b/g device has been disabled
through either Hardware or Software
• Yellow bars, then the signal strength is very small and the wireless connection is at
its limit of range
• Green bars indicate good or excellent signal strength is being received.
See Figure 4-1 for the various states of the Atheros Client Utility icon.