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AC adapter System behavior POST error message
Connect a Dell xxxxxxW AC adapter or
greater for best system performance.
AC adapter power is less than power state
of CPU.
No boot or error message, but the system
shuts down.
If the system is able to boot:
Alert—xxxxxxW AC power adapter has
been detected, which is less than the
recommended xxxxxxW AC adapter
originally shipped. The system is unable to
boot. Please connect a Dell xxxxxxW AC
adapter or greater for best system
performance. Press any key to shut down.
Power LED error code behavior
Table 27. Power LED error code behavior
LED# of ashes Fault description Fault Action Comment
2,1 CPU CPU Failure Type A
2,2 Motherboard: BIOS
ROM failure
Motherboard, covers BIOS
corruption or ROM error
NA Not applicable to X7 BIOS.
No Test Case support.
2,3 Memory No Memory/RAM
detected
NA Not supported. Memory is
solder down on
Motherboard. It is dicult
to validate this function.
2,4 Memory Memory/RAM failure Type A Supported. Memory is
solder down on
Motherboard, the Service
team could replace the
motherboard/memory to
repurpose the board for
repair.
2,5 Memory Invalid memory is installed NA Memory is solder down on
motherboard.
2,6 Motherboard:
Chipset
Motherboard / Chipset
error
NA This code is not supported.
HW dependent.
2,7 LCD LCD failure NA This code is not supported.
There is no LCD.
3,1 RTC Power failure CMOS battery failure Type B
3,2 PCI / Video PCI or Video card/ Chip
failure
NA Not applicable to X7 BIOS.
No test case support.
3,3 BIOS Recovery 1 Recovery Image not found Type A
3,4 BIOS Recovery 2 Recovery Image found but
invalid
Type A
4,1 CPU Cong or CPU
Failure
NA This code is not supported.
4,2 Generic POST Video
Error—Old LED
pattern 1110
NA Not applicable to X7 BIOS.
No test case support.
Example: LED# of ashes: 2,1 indicates that LED blinks two times, pauses, and then blinks once.
Troubleshooting action
Troubleshooting your system 47
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