Lenovo THINKSERVER 3821 Bedienungsanleitung Seite 5

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Contents
Chapter 1. About this manual ...................1
Important Safety Information ....................1
Important information about replacing RoHS compliant FRUs ........2
Turkish statement of compliance ...................3
Chapter 2. Safety information ...................5
Guidelines for trained service technicians ...............6
Inspecting for unsafe conditions ..................6
Guidelines for servicing electrical equipment .............6
Safety statements ........................8
Chapter 3. General information ..................15
Features and technologies ....................15
Specifications .........................17
Software ...........................18
EasyStartup .........................19
EasyManage.........................19
Chapter 4. General Checkout ...................21
Checkout procedure .......................21
About the checkout procedure ..................21
Performing the checkout procedure ................22
Diagnosing a problem ......................22
Undocumented problems .....................25
Chapter 5. Diagnostics .....................27
Diagnostic tools ........................27
Event logs ..........................27
Viewing event logs through the Setup utility .............28
Viewing event logs without restarting the server ............28
POST error codes........................30
System-event log ........................38
Integrated management module error messages ............38
Troubleshooting tables ......................64
DVD drive problems ......................64
General problems .......................65
Hard disk drive problems ....................65
Intermittent problems......................66
Keyboard, mouse, or pointing-device problems ............67
Memory problems .......................68
Microprocessor problems ....................69
Monitor problems .......................70
Optional-device problems ....................72
Power problems .......................73
Serial port problems ......................74
Software problems ......................75
Universal Serial Bus (USB) port problems ..............75
EasyLED diagnostics ......................76
Remind button ........................87
Power-supply LEDs ......................88
Diagnostic programs, messages, and error codes ............90
Running the diagnostic programs .................90
Diagnostic text messages ....................90
© Lenovo 2009. Portions © IBM Corp. 2009. iii
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