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Power and battery-status light
Indicates the power and battery-charge status.
Solid white—Power adapter is connected and the battery has more than 5 percent charge.
Solid amber—Computer is running on battery and the battery has less than 5 percent charge.
The power and battery-status light blinks amber along with beep codes indicating failures.
For example, the power and battery-status light blinks amber two times followed by a pause, and then blinks white three times followed by a pause. This 2,3 pattern continues until the computer is turned off indicating no memory or RAM is detected.
The following table shows different power and battery-status light patterns and associated problems.
Light pattern | Problem description |
---|---|
2,1 | CPU failure |
2,2 | System board: BIOS and ROM failure |
2,3 | No memory or RAM detected |
2,4 | Memory or RAM failure |
2,5 | Invalid memory installed |
2,6 | System board or chipset error |
2,7 | LCD failure |
3,1 | CMOS battery failure |
3,2 | PCI or video card or chip failure |
3,3 | Recovery image not found |
3,4 | Recovery image found but invalid |
Camera status light: Indicates whether the camera is in use.
Caps Lock status light: Indicates whether Caps Lock is enabled or disabled.