System Diagnostic Lights; Supportassist Diagnostics - Dell XPS 13 9315 Service Manual

System diagnostic lights

When static, the Service LED indicates the power mode that your computer is in. When blinking in different patterns, the power
and battery-charge status light indicates the respective issues that your computer is encountering.
Static power and battery-charge status light
The following table lists the status of your computer based on the Service LED.
Table 20. Service LED
Power and battery-charge status light
Solid white
Amber
Off
Table 21. LED codes
Diagnostic light codes
2,1
2,2
2,3
2,4
2,5
2,6
2,7
2,8
3,2
3,3
3,4
3,5
3,6
3,7

SupportAssist diagnostics

About this task
The SupportAssist diagnostics (previously known as ePSA diagnostics) performs a complete check of your hardware. The
SupportAssist diagnostics is embedded in the BIOS and is launched by it internally. The SupportAssist diagnostics provides a set
of options for particular devices or device groups. It allows you to:
● Run tests automatically or in an interactive mode.
● Repeat tests
● Display or save test results
● Run thorough tests to introduce additional test options and provide extra information about the failed device(s)
● View status messages that indicate if the tests are completed successfully
● View error messages that indicate if problems were encountered during the test
Status of computer
● The power adapter is connected, and the battery is fully charged.
● The power adapter is connected, and the battery has more than five
percent charge.
The computer is running on battery, and the battery has less than five
percent charge.
The computer is in sleep state, hibernation, or turned off.
Problem description
Processor failure
System board: BIOS or ROM (Read-Only Memory) failure
No memory or RAM (Random-Access Memory) detected
Memory or RAM (Random-Access Memory) failure
Invalid memory installed
System-board or chipset error
Display failure
Display power failure
PCI, video card/chip failure
Recovery image not found
Recovery image found but invalid
Power-rail failure
System BIOS Flash incomplete
Management Engine (ME) error
Troubleshooting 61