Power and battery-status light: Indicates the
power and battery-charge status.
Solid amber – Computer is running on battery
and the battery has less than 10 percent charge.
User-defined color (AC mode) – Power adapter
is connected and the battery is fully charged.
User-defined color (Battery mode) – Computer
is running on battery and the battery has more than 10 percent charge.
User-defined color (Breath) – Computer is in
Off – Computer is in hibernation, or turned
The power and battery-status light blinks red and blue
along with beep codes indicating failures.
For example, the power and battery-status light blinks
red two times followed by a pause, and then blinks blue 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 light patterns
and what they indicate.
Table 1. Diagnostics
||System board: BIOS and ROM failure
||No memory or RAM detected
||Memory or RAM failure
||Invalid memory installed
||System board or chipset error
||CMOS battery failure
||PCI/video card failure
||Recovery image not found
||Recovery image found but invalid
Camera status light: Indicates whether the camera
is in use.
- Solid white – Camera is in use.
- Off – Camera is not in use.
Caps Lock status light: Indicates whether Caps
Lock is enabled or disabled.
- Solid white – Caps Lock enabled.
- Off – Caps Lock disabled.
Network port light: Indicates network connectivity.
- Off – No network connection.
- Solid green – 10 Mbps connection.
- Solid orange – 100 Mbps connection.
- Solid yellow – 1000 Mbps connection.
- Flicker yellow – Network activity.