Dell Vostro 15-7570, Owner'S Manual

Page: 92 / 93

The system will not shutdown when displaying the Diagnostic Error Codes. Diagnostic Error Codes will always supersede any other use of
the LED. For instance, on Notebooks, battery codes for Low Battery or Battery Failure situations will not be displayed when Diagnostic
Error Codes are being displayed:
Table 21. LED pattern
Blinking pattern Problem Description Suggested Resolution
Amber White
2 1 processor processor failure
2 2 system board, BIOS ROM system board, covers BIOS corruption or ROM error
2 3 memory no memory/no RAM detected
2 4 memory memory failure/RAM failure
2 5 memory invalid memory installed
2 6 system board; chipset system board/ chipset error
2 7 display display failure
3 1 RTC power failure coin-cell battery failure
3 2 PCI/Video PCI/Video card/chip failure
3 3 BIOS recovery 1 recovery image nor found
3 4 BIOS recovery 2 recovery image found but invalid
Battery status lights
If the computer is connected to an electrical outlet, the battery light operates as follows:
Alternately blinking
amber light and
white light An unauthenticated or unsupported non-Dell AC adapter is attached to your laptop.
Alternately blinking
amber light with
steady white light Temporary battery failure with AC adapter present.
Constantly blinking
amber light Fatal battery failure with AC adapter present.
Light off Battery in full charge mode with AC adapter present.
White light on Battery in charge mode with AC adapter present.
Dell Docking Solution
Thunderbolt 3 Type-C port does not support certain docking
systems features
The Vostro 15-7570 system do not support all of the Dell Docking solution features of the Dell Thunderbolt Dock TB16, Dell Dock WD15, Dell
Universal Dock D6000, as well as third-party docking solutions features.
NOTE: The Dell Power Manager (DPM V3.0) will pop up an alert message informing you of this issue.
92 Troubleshooting