Dell XPS 15 (L502X, Early 2011) - Manual (Page 38)

36
Using Your XPS Laptop
Status Lights and Indicators
Battery Status Light
Indicator light status Computer state(s) Battery charge status
AC adapter solid white on/standby/off/
hibernate
charging
off on/standby/off/
hibernate
fully charged
Battery solid amber on/standby low battery (<= 10%)
off on/standby/off/
hibernate
off/hibernate
not charging
Power Button Light
or
XPS Logo Light
Indicator light status Computer state(s)
solid white
breathing white
off on
standby
off/hibernate
NOTE: For information on power problems, see “Power Problems” on page 65.