Intel Notebook User Manual page 150

Troubleshooting
Problem
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.
The system freezes or the screen goes
dark.
8 The system never goes into a power
saving mode.
The Wireless
modules cannot be detected.
8 - 10 Problems and Possible Solutions
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.
Power Options features are not enabled. Go to the Windows Power Options
menu and enable the features you prefer (see
page 3 - 6/"System Power Options" on page D -
enabled Hibernate mode from the control panel.
LAN/Bluetooth/3.5G The modules are off. Check the LED indicator
indicator to see if the WLAN/Bluetooth/3.5G module is on or off (see
Indicators" on page 1 -
(WLAN), Fn + F12 (Bluetooth) or Fn +
enable the modules (see
Possible Cause - Solution
Other Keyboards
11). If the LED indicator is off, then press the Fn + F11
"Function/Hot Key Indicators" on page 1 -
"Power-Saving States" on
20). Make sure you have
and/or function key
(3.5G) key combination(s) in order to
14).
"LED