User Manual

Troubleshooting
Problems and Possible Solutions 8 - 11
8
The system freezes or
the screen goes dark.
The system’s power saving features have timed-out. Use the AC/DC adapter, press the sleep (Fn
+ F4) key combination, or press the power button if no LEDs are lit.
The system never goes
into a power saving
mode.
Power Options features are not enabled. Go to the Windows Power Options menu and enable
the features you prefer (see “Power Plans” on page 3 - 4/“System Power Options” on page E
- 27).
The Wireless LAN/
Bluetooth modules
cannot be detected.
The modules are off. Check the LED indicator and/or function key indicator to see if the
WLAN/Bluetooth module is on or off (see “LED Indicators” on page 1 - 9). If the LED indicator is
off, then press the Fn + F11 (WLAN) or Fn + F12 (Bluetooth) key combination(s) in order to
enable the modules (see “Function Keys” on page 1 - 12).
The PC Camera module
cannot be detected.
The module is off. Press the Fn + F10 key combination in order to enable the module (see
“Function Keys” on page 1 - 12). Run the BisonCap program (see “PC Camera Module” on
page 7 - 11/“PC Camera Module” on page E - 46) to view the camera picture.
Problem Possible Cause - Solution
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Other Keyboards
If your keyboard is damaged or you just want to make a change, you can use any standard USB keyboard. The system will
detect and enable it automatically. However special functions/hot keys unique to the system’s regular keyboard may not
work.