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.
Amber — Computer is running on battery and
the battery has less than 5 percent charge.
Off
-
Power adapter is connected and the battery is fully
charged.
-
Computer is running on battery and the battery has
more than 5 percent charge.
-
Computer is in sleep state, hibernation, or turned
off
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 light patterns
and describes what they indicate.
Table 1. Diagnostics.
The following table provides the different light patterns and
what they indicate.
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.
-
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.