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Diagnostic Tools Overview
Diagnostic Tools Overview
The following tools are available to help identify and resolve hardwar problems:
Ÿ | LEDs on the system board, power supplies, and Ethernet adapters | |
Ÿ | Diagnostic test | programs |
Ÿ | (POST) |
ŸPOST beep codes
ŸError messages
ŸTroubleshooting charts
ŸOption diskettes
Diagnostic LEDs
When a system error occurs, the relevant LEDs on the | system | board | |||||||||||
identify | where the errors are (see “System Board | LEDs” on | page 168) | ||||||||||
see | the | System Error | LED | illuminated | on the operator | LED | (status) | panel | |||||
front | of | the | server, check the LEDs on | the | power | supplies | and | at | a | ||||
adapters, | then | open | the | cover and | see | which | LEDs | are | illuminated | on | |||
board. |
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Diagnostic Test Programs
The server diagnostics test programs are stored | in nonvolatile | |||||||||
memory (NVRAM) | on | the | system board. These | programs | are the primary | me | ||||
of | testing the | system board, | memory, | and | other | standard | features | o | ||
5000 server. You can also use | them to | test some | external | devices. |
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Also, | if you | cannot | determine | whether | a | problem | is caused by the h | |||
the software, you can run the test programs to | confirm | that the | ha | |||||||
properly. |
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The server diagnostic test programs can identify most problems associ major components of your server: the system board, Ethernet controller, controller, RAM, diskette drive, serial port, parallel port, keyboard, a
You can start the diagnostic test programs from the Startup panel, w message Press F2 for Diagnostics appears. Test options let you batch groups of tests, specify test parameters (for example, which memory DIMM you and specify the number of passes that you want to run (one throug
You can also view the server | configuration information | from | the | Diagno |
menu. For example, you can view | the interrupt request (IRQ) and dire | |||
access (DMA) assignments, memory | usage, device drivers, | and | so | on. |
Chapter 6. Solving Problems 109