Battery Status Lights - Dell XY689 Owner's Manual

2,4 Memory issue
2,5 Memory issue
2,6 System board: Chipset failure
2,7 Display failure (LCD)
3,1 RTC Power failure
3.2 PCI/video
3,3 BIOS recovery 1
3,4 BIOS recovery 2
4,1 CPU configuration or CPU failure
4,2 Generic POST video error (old LED pattern 1110)

Battery status lights

Table 10. Battery LED Behavior
Battery charge LED
AC mode
Battery mode
Status
All
Fully charged
Low to Fully charged
Discharging when Battery charge is
<=10%
LED behavior
White
Off
Off
Solid Yellow
83