Indicates the power and battery-charge status.
Solid white — Power adapter is connected and the battery has more than 5 percent charge.
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.
|Diagnostic light codes||Problem description|
|2,2||System board: BIOS or ROM (Read-Only Memory) failure|
|2,3||No memory or RAM (Random-Access Memory) detected|
|2,4||Memory or RAM (Random-Access Memory) failure|
|2,5||Invalid memory installed|
|2,6||System-board or chipset error|
|3,1||Coin-cell battery failure|
|3,2||PCI, video card/chip failure|
|3,3||Recovery image not found|
|3,4||Recovery image found but invalid|
|3,6||System BIOS Flash incomplete|
|3,7||Management Engine (ME) error|
Camera status light: Indicates whether the camera is in use.
Caps Lock status light: Indicates whether Caps Lock is enabled or disabled.