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Table 4. Amber LED blinking failures (continued)
Amber LED state
2
Table 5. States Under Host BIOS Control
Amber LED state
2
2
2
3
3
3
3
3
3
3
Power-Supply Unit Built-in Self-Test
Built-in Self-Test (BIST) helps determine if the power-supply unit is working. To run self-test diagnostics on the power-supply
unit of a desktop or all-in-one computer, see the knowledge base article
White LED state
4
White LED state
5
6
7
1
2
3
4
5
6
7
System state
Bad coin cell
System state
BIOS state 1
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
000125179
at www.dell.com/support.
Notes
Bad coin cell - Row M of table
12.4 in SIO spec [40]
Notes
BIOS Post code (Old LED
pattern 0001) Corrupt BIOS.
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
47
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