Service Manual

Light pattern Problem description
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.
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