Contents
Safety ............................vii
Guidelines for trained service technicians ...............viii
Inspecting for unsafe conditions .................viii
Guidelines for servicing electrical equipment .............viii
Safety statements ........................x
Chapter 1. Start here.......................1
Diagnosing a problem .......................1
Undocumented problems .....................4
Chapter 2. Introduction ......................5
Related documentation ......................5
Notices and statements in this document................6
Features and specifications.....................7
Server controls, LEDs, and connectors ................10
Front view .........................10
Rear view ..........................12
Internal connectors, LEDs, and jumpers................15
System-board internal connectors .................15
System-board DIMM connectors .................16
System-board external connectors.................17
System-board jumpers .....................18
System-board LEDs ......................20
Fan board connectors .....................21
PCI riser-card adapter connectors .................21
Chapter 3. Diagnostics .....................23
Diagnostic tools ........................23
Event logs ..........................24
Viewing event logs from the Setup utility ..............24
Viewing event logs without restarting the server ............24
POST ............................26
POST error messages .....................26
Checkout procedure .......................38
About the checkout procedure ..................38
Performing the checkout procedure ................39
Troubleshooting tables ......................40
General problems .......................40
Hard disk drive problems ....................40
Hypervisor problems ......................42
Intermittent problems......................43
USB keyboard, mouse, or pointing-device problems ..........44
Memory problems .......................45
Microprocessor problems ....................47
Monitor or video problems....................47
Optional-device problems ....................50
Power problems .......................51
Serial device problems .....................52
ServerGuide problems .....................52
Software problems ......................53
Universal Serial Bus (USB) port problems ..............54
Video problems........................54
Error LEDs ..........................54
© Copyright IBM Corp. 2014 iii
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