Contents
Safety ...............v
Guidelines for trained service technicians ....vii
Inspecting for unsafe conditions ......vii
Guidelines for servicing electrical equipment viii
Safety statements ............ix
Chapter 1. Start here .........1
Diagnosing a problem ...........1
Undocumented problems ..........3
Chapter 2. Introduction ........5
Related documentation ...........6
Notices and statements in this document .....7
Server features and specifications .......7
x3850 X5 Memory Reliability Accessibility and
Serviceability (RAS) Features .........9
Server controls, connectors, LEDs, and power . . . 12
Front view..............12
Rear view ..............15
Rear view LEDs ............16
Server power features ..........19
Internal LEDs, connectors, and jumpers .....20
Memory-card DIMM connectors ......21
Memory-card LEDs and button.......22
Microprocessor-board connectors ......23
Microprocessor-board LEDs ........24
I/O-board connectors ..........25
I/O-board LEDs ............26
I/O-board jumpers ...........27
SAS-backplane connectors ........28
Memory expansion module features and
specifications ..............28
Memory expansion module indicators, LEDs, and
power ................30
Front view..............30
Rear view ..............31
Turning the memory expansion module on and
off................32
Memory expansion module internal connectors and
buttons ................33
Chapter 3. Diagnostics ........35
Diagnostic tools .............35
Event logs ...............36
Viewing event logs through the Setup utility . . 37
Viewing event logs without restarting the server 37
POST error codes ............38
Checkout procedures ...........47
About the checkout procedure .......47
Performing the checkout procedure .....48
Troubleshooting tables...........49
CD or DVD drive problems ........50
Embedded hypervisor problems ......51
General problems ...........51
Hard disk drive problems ........52
Intermittent problems ..........52
USB keyboard, mouse, or pointing-device
problems ..............53
Memory problems ...........54
Microprocessor problems .........55
Monitor or video problems ........56
Optional-device problems ........58
Power problems ............59
Serial-device problems..........61
ServerGuide problems ..........61
Software problems ...........62
Universal Serial Bus (USB) port problems . . . 63
Video problems ............63
Light path diagnostics ...........63
Remind button ............67
Light path diagnostics LEDs........68
Power-supply LEDs ...........74
IBM Dynamic System Analysis ........76
DSA editions .............77
Running DSA Preboot ..........78
DSA messages ............78
Recovering the server firmware .......174
In-band automatic recovery method .....174
In-band manual recovery method .....174
Out-of-band method ..........175
Nx boot failure .............175
Confirm and Recover IMM boot image failure . . 175
System-event log ............176
Integrated management module error messages 176
Solving Ethernet controller problems .....258
Solving undetermined problems .......259
Problem determination tips.........260
Chapter 4. Parts listing, Types 7145,
7146, 7143, and 7191 ........263
Replaceable server components .......265
Replaceable memory expansion module
components ..............272
Power cords ..............274
Product recovery CDs ..........276
VMware ESXi recovery CDs (Type 7145) ....277
Chapter 5. Removing and replacing
components ............279
Installation guidelines ..........279
A single-power-supply server operating at 208 V
ac................280
System reliability guidelines .......281
Working inside the server with the power on 281
Handling static-sensitive devices ......282
Servicing multi-node systems .......282
Internal cable routing and connectors ....283
Returning a device or component .....286
Connecting the cables ..........286
Removing and replacing server components . . . 287
© Copyright IBM Corp. 2013 iii
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