SanDisk Wireless LAN Card - Manual (Page 49)

Page 45
Advanced
The Advanced configuration dialog window is used to manage power usage
and performance of the Wireless LAN Card.
To access the Advanced dialog box, select Advanced on the
Configuration page.
Power Management
When Power Save is enabled, the Wireless LAN Card enters sleep mode to
minimize power consumption.
To conserve the battery on your computer, select the Power Save
Enabled check box.
The access point you connect to must also support power saving. If the
access point does not support power saving, a connection cannot be
established.