Dell PowerEdge T40 EMC Installation and Service Manual - Page 89

Diagnostics, Diagnostic error messages

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Diagnostics Power status light: Indicates the power status. Solid Amber - The system is unable to boot to the operating system. This indicates that the power supply or another device in the system is failing. Blinking Amber - The system is unable to boot to the operating system. This indicates that the power supply is normal but another device in the system is failing or not installed properly. NOTE: To determine the device that is failing, see the light patterns . Off - System is in hibernation or turned off. The power status light blinks amber along with beep codes indicating failures. For example, the power status light blinks amber two times followed by a pause, and then blinks five times followed by a pause. This 2,5 pattern continues until the computer is turned off indicating the Recovery image is not found. The following table shows different light patterns and what they indicate: Table 42. Diagnostic LED codes and Beep Codes LED # of Flashes / Beep codes 2,1 2,2 2,3 2,4 2,5 Problem description Faulty system board Faulty system board, power supply unit (PSU), or cabling Faulty system board, CPU, or DIMMS Faulty coin cell battery BIOS Recovery 2,6 CPU 2,7 Memory 3,3 Memory 3,5 Memory 3,6 BIOS Recovery 3,7 BIOS Recovery Faults Faulty system board Faulty system board, power supply unit (PSU), or cabling Faulty system board, power supply unit (PSU), or DIMMS Faulty coin cell battery AutoRecovery trigger, recovery image is not found or is invalid CPU Error Memory SPD failure No memory detected Modules incompatible or invalid configuration On-demand trigger, recovery image is not found On-demand trigger, recovery image is invalid The system may emit a series of beeps during start-up if the errors or problems cannot be displayed. The repetitive beep codes help the user troubleshoot problems with the system. Diagnostic error messages Table 43. Diagnostic error messages Error messages AUXILIARY DEVICE FAILURE BAD COMMAND OR FILE NAME CACHE DISABLED DUE TO FAILURE CD DRIVE CONTROLLER FAILURE Description The touchpad or external mouse may be faulty. For an external mouse, check the cable connection. Enable the Pointing Device option in the System Setup program. Ensure that you have spelled the command correctly, put spaces in the proper place, and used the correct path name. The primary cache internal to the microprocessor has failed. Contact Dell The optical drive does not respond to commands from the computer. System diagnostics and indicator codes 89

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Diagnostics
Power status light:
Indicates the power status.
Solid Amber
– The system is unable to boot to the operating system. This indicates that the power supply or another device in the
system is failing.
Blinking Amber
– The system is unable to boot to the operating system. This indicates that the power supply is normal but another
device in the system is failing or not installed properly.
NOTE:
To determine the device that is failing, see the light patterns .
Off
– System is in hibernation or turned off.
The power status light blinks amber along with beep codes indicating failures.
For example, the power status light blinks amber two times followed by a pause, and then blinks five times followed by a pause. This 2,5
pattern continues until the computer is turned off indicating the Recovery image is not found.
The following table shows different light patterns and what they indicate:
Table 42. Diagnostic LED codes and Beep Codes
LED # of Flashes / Beep
codes
Problem description
Faults
2,1
Faulty system board
Faulty system board
2,2
Faulty system board, power supply unit
(PSU), or cabling
Faulty system board, power supply unit (PSU), or cabling
2,3
Faulty system board, CPU, or DIMMS
Faulty system board, power supply unit (PSU), or DIMMS
2,4
Faulty coin cell battery
Faulty coin cell battery
2,5
BIOS Recovery
AutoRecovery trigger, recovery image is not found or is
invalid
2,6
CPU
CPU Error
2,7
Memory
Memory SPD failure
3,3
Memory
No memory detected
3,5
Memory
Modules incompatible or invalid configuration
3,6
BIOS Recovery
On-demand trigger, recovery image is not found
3,7
BIOS Recovery
On-demand trigger, recovery image is invalid
The system may emit a series of beeps during start-up if the errors or problems cannot be displayed. The repetitive beep codes help the
user troubleshoot problems with the system.
Diagnostic error messages
Table 43. Diagnostic error messages
Error messages
Description
AUXILIARY DEVICE FAILURE
The touchpad or external mouse may be faulty. For an external
mouse, check the cable connection. Enable the
Pointing Device
option in the System Setup program.
BAD COMMAND OR FILE NAME
Ensure that you have spelled the command correctly, put spaces in
the proper place, and used the correct path name.
CACHE DISABLED DUE TO FAILURE
The primary cache internal to the microprocessor has failed.
Contact Dell
CD DRIVE CONTROLLER FAILURE
The optical drive does not respond to commands from the
computer.
System diagnostics and indicator codes
89