HP h4000 - Manual (Page 38)

Managing the Battery
User’s Guide 3–13
Changing the Backlight Settings
To change the backlight settings in order to conserve more battery
power:
1. From the Start menu, tap Settings > System tab >
Backlight.
Shortcut: Press Application Button 4 (iTask), then tap the
Light bulb icon.
2. Select the following backlight settings:
■ Brightness
■ Battery Power
■ External Power
Battery Saving Tip: Set the backlight to go off quickly after
you stop using your iPAQ Pocket PC, or move the slide bar to
Power Save mode to turn off the backlight completely. You
can turn the backlight back on (or off) by pressing and
holding the Power button for three seconds.
Changing the Wireless LAN Power Saving
Modes
To change Wireless LAN (WLAN) power saving modes:
1. From the Start menu, tap Settings > System tab > Power >
Control tab.
2. For WLAN Power Save mode, select:
■ OFF—No WLAN Power Save. Use only if the absolute
highest WLAN throughput is required or if your network
configuration does not support these modes.
■ Auto—Automatically switches between Power Save and
no power save.