If the indicator is glowing, the computer is on. Also, try turning the computer off and then on.
If you are using an AC adaptor, verify that the computer is receiving power from the external power source by looking at the DC IN/Battery indicator. If the indicator is glowing, the computer is connected to a live external power source.
The computer will not load advanced options during startup
By holding down one of the following keys during startup, your computer will load advanced options as shown below.
Key | Advanced option |
F2 | BIOS utility |
|
|
F12 | Boot menu |
|
|
0 (zero) | Recovery options |
|
|
If your computer starts to load the Operating System instead of desired advanced options, follow the steps below:
1.Click the power icon ( 
) on the Start screen and then select Restart.
2.Hold down the corresponding key and then release this key one second after the computer is power on.
3.Follow the
Hardware and system checklist
This section discusses problems caused by your computer’s hardware or attached peripherals. Basic problems may occur in the following areas:
Power | USB device |
Keyboard | Sound system |
Internal display panel | External monitor |
Hard Disk Drive | LAN |
Optical Disc Drive | Wireless LAN |
Memory Media Card | Bluetooth |
Pointing Device |
|
Power
When the computer is not plugged into an AC power outlet, the battery pack is the primary power source. Your computer also has Real Time Clock (RTC) function. All of the power resources are interrelated with anyone having the ability to produce apparent power problems.
User's Manual |
