System Diagnostic Lights - Dell G5 5090 Service Manual

Amber LED state
2
2
3
3
3
3
3
3
3
Identifier
Status

System diagnostic lights

Power-supply diagnostics light
Indicates the power-supply state.
Hard-drive activity light
Turns on when the computer reads from or writes to the hard drive.
Table 18. LED codes
Diagnostic light codes
2,1
2,2
2,3
White LED state
6
7
1
2
3
4
5
6
7
GUID-5F241F58-AE5B-4819-877C-A04F4940C36F
Released
Problem description
System board failure
System board, PSU, or cabling failure
System board, memory, or processor failure
System state
BIOS state 2
BIOS state 3
BIOS state 4
BIOS state 5
BIOS state 6
BIOS state 7
BIOS state 8
BIOS state 9
BIOS state 10
Description
BIOS Post code (Old LED
pattern 0010) CPU config or
CPU failure.
BIOS Post code (Old LED
pattern 0011) MEM config in
process. Appropriate mem
modules detected but failure has
occurred.
BIOS Post code (Old LED
pattern 0100) Combine PCI
device config or failure with
video sub sytem config or failure.
BIOS to eliminate 0101 video
code.
BIOS Post code (Old LED
pattern 0110) Combine storage
and USB config or failure. BIOS
to eliminate 0111 USB code.
BIOS Post code (Old LED
pattern 1000) MEM config, no
memory detected.
BIOS Post code (Old LED
pattern 1001) Fatal Motherboard
error.
BIOS Post code (Old LED
pattern 1010) Mem config,
modules incompatible or invalid
config.
BIOS Post code (Old LED
pattern 1011) combine "Other
pre-video activity and resource
configuration codes. BIOS to
eliminate 1100 code.
BIOS Post code (Old LED
pattern 1110) Other pre-post
activity, routine subsequent to
video init.
Troubleshooting 77