Jetbook 8724PX, User Manual

Page: 268 / 322

Troubleshooting
8 - 10 Problems and Possible Solutions
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-Saving States” on
page 3 - 6 ). Make sure you have enabled Hibernate mode from the control
panel.
The Wireless LAN/Bluetooth modules
cannot be detected.
The modules are off as the computer is in Airplane Mode . Check the LED
indicator to see if it is in Airplane Mode (see “LED Indicators” on page 1 -
11 ). Use the Fn + F11 key combination to toggle Airplane Mode on/off (see
Table 1 - 6, on page 1 - 18 ).
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 & Visual Indicators” on page 1 - 18 ). Run the
camera application to view the camera picture.
Problem Possible Cause - Solution

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.