Hand Held Products 7900 - Manual (Page 92)

8 - 8 Rev F
10/16/07
Dolphin® 7900 User’s Guide
Advanced Tab
About Tab
The About tab displays Version Number and time of build for Network Driver, Configuration Utility, and NIC Firmware.
Field Description
Power Save Mode This drop-down list determines the settings for Power Save Mode.
•
Disable=Disables the Power Save mode.
• Always Enable=Enables Power Save mode. This is the default setting.
• Auto Enable=Automatically enables the Power Save mode when the terminal is
running on battery power and automatically disables Power Save mode when the
terminal is running on external power.
Slider The slider is active only if Power Save Mode is enabled. Move the slider between Best
Performance and Best Battery Life. The setting here modulates Power Save Mode to
achieve maximum performance and maximum battery life.
Preamble Mode A preamble consists of a Synchronization (Sync) field and a 16-bit Start Frame Delimiter
(SFD) field.
•
Long TX Preamble=Where Sync field consists of 128 bits.
• Short TX Preamble=Where Sync field consists of 56 bits.
• Auto TX Preamble=Automatically changes between long and short preamble mode
transmission based on AP configurations. This is the default Preamble Mode.
Defaults
Resets all the settings to default values, which are:
• Always Enable for Power Save Mode,
• Automatic based on WEP setting for Authentication Algorithm, and
• Auto TX Preamble (for Preamble Mode).
Apply Applies changes. This button is active only when a change has been made on the tab.