Dell PowerEdge T40 EMC Technical Specifications Guide - Page 16

Enhanced Pre-Boot System Assessment — ePSA diagnostics, Running the ePSA Diagnostics, Diagnostics

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4. Press the PSU BIST button. • If the LED turns on and remains on while the BIST button is pressed, it indicates that the power-supply unit is functional. Continue with troubleshooting steps for other devices. • If the LED does not turn on, it indicates a power-supply unit failure. Replace the power supply unit. Enhanced Pre-Boot System Assessment - ePSA diagnostics The ePSA diagnostics (also known as system diagnostics) performs a complete check of your hardware. The ePSA is embedded with the BIOS and is launched by the BIOS internally. The embedded system diagnostics provides a set of options for particular devices or device groups allowing you to: The ePSA diagnostics can be initiated on one-time boot menu by pressing F12 while powering on the computer. • Run tests automatically or in an interactive mode. • Repeat tests. • Display or save test results. • Run thorough tests to introduce additional test options to provide extra information about the failed device(s). • View status messages that inform you if tests are completed successfully. • View error messages that inform you of problems encountered during testing. NOTE: Some tests for specific devices require user interaction. Always ensure that you are present at the computer terminal when the diagnostic tests are performed. Running the ePSA Diagnostics Invoke diagnostics boot by either of the methods that are suggested below: 1. Power on the system. 2. As the system boots, press the F12 key when the Dell logo is displayed. 3. In the boot menu screen, use Up/Down arrow key to select the Diagnostics option and then press Enter. NOTE: The Enhanced Pre-boot System Assessment window displays, listing all devices detected in the system. The diagnostics starts running the tests on all the detected devices. 4. Press the arrow in the lower-right corner to go to the page listing. The detected items are listed and tested. 5. To run a diagnostic test on a specific device, press Esc and click Yes to stop the diagnostic test. 6. Select the device from the left pane and click Run Tests. 7. If there are any issues, error codes are displayed. Note the error code and contact Dell. 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: 16 System diagnostics and indicator codes

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4.
Press the PSU BIST button.
•
If the LED turns on and remains on while the BIST button is pressed, it indicates that the power-supply unit is functional. Continue
with troubleshooting steps for other devices.
•
If the LED does not turn on, it indicates a power-supply unit failure. Replace the power supply unit.
Enhanced Pre-Boot System Assessment — ePSA
diagnostics
The ePSA diagnostics (also known as system diagnostics) performs a complete check of your hardware. The ePSA is embedded with the
BIOS and is launched by the BIOS internally. The embedded system diagnostics provides a set of options for particular devices or device
groups allowing you to:
The ePSA diagnostics can be initiated on one-time boot menu by pressing F12 while powering on the computer.
•
Run tests automatically or in an interactive mode.
•
Repeat tests.
•
Display or save test results.
•
Run thorough tests to introduce additional test options to provide extra information about the failed device(s).
•
View status messages that inform you if tests are completed successfully.
•
View error messages that inform you of problems encountered during testing.
NOTE:
Some tests for specific devices require user interaction. Always ensure that you are present at the computer
terminal when the diagnostic tests are performed.
Running the ePSA Diagnostics
Invoke diagnostics boot by either of the methods that are suggested below:
1.
Power on the system.
2.
As the system boots, press the F12 key when the Dell logo is displayed.
3.
In the boot menu screen, use Up/Down arrow key to select the
Diagnostics
option and then press
Enter
.
NOTE:
The Enhanced Pre-boot System Assessment window displays, listing all devices detected in the system. The
diagnostics starts running the tests on all the detected devices.
4.
Press the arrow in the lower-right corner to go to the page listing.
The detected items are listed and tested.
5.
To run a diagnostic test on a specific device, press Esc and click
Yes
to stop the diagnostic test.
6.
Select the device from the left pane and click
Run Tests
.
7.
If there are any issues, error codes are displayed.
Note the error code and contact Dell.
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:
16
System diagnostics and indicator codes