Diagnostics - Dell XPS 15 Service Manual

Identifier
Status

Diagnostics

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 what they indicate.
Table 15. Diagnostics
Light Pattern
2,1
2,2
2,3
2,4
2,5
2,6
2,7
114
GUID-80DC43D6-1463-45B2-A696-31AA152DE5AE
Released
Problem description
CPU failure
System board: BIOS and ROM failure
No memory or RAM detected
Memory or RAM failure
Invalid memory installed
System board or chipset error
LCD failure