Optional-Device Problems - IBM System x3800 Manual
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Also See for System x3800:
- Problem determination and service manual (198 pages) ,
- User manual (104 pages) ,
- Installation manual (88 pages)
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Optional-device problems
v Follow the suggested actions in the order in which they are listed in the Action column until the problem
is solved.
v See Chapter 3, "Parts listing, System x3800 Type 8865," on page 107 to determine which components are
customer replaceable units (CRU) and which components are field replaceable units (FRU).
v If an action step is preceded by "(Trained service technician only)," that step must be performed only by a
trained service technician.
Symptom
An IBM optional device that was
just installed does not work.
An IBM optional device that
used to work does not work
now.
POST reporting PCI Event:
Redundant PCI Host Bridge IB
Link Failed. Slot Number = NA.
Bus Number = NA.Device ID =
0xffff. Vendor ID = 0xffff
Action
1. Make sure that:
v The device is designed for the server (see the ServerProven
http://www.ibm.com/servers/eserver/serverproven/compat/us/).
v You followed the installation instructions that came with the device and the
device is installed correctly.
v You have not loosened any other installed devices or cables.
v You updated the configuration information in the Configuration/Setup Utility
program. Whenever memory or any other device is changed, you must
update the configuration.
2. Reseat the device that you just installed.
3. Replace the device that you just installed.
1. Make sure that all of the hardware and cable connections for the device are
secure.
2. If the device comes with test instructions, use those instructions to test the
device.
3. If the failing device is a SCSI device, make sure that:
v The cables for all external SCSI devices are connected correctly.
v The last device in each SCSI chain, or the end of the SCSI cable, is
terminated correctly.
v Any external SCSI device is turned on. You must turn on an external SCSI
device before turning on the server.
4. Reseat the failing device.
5. Replace the failing device.
1. Check for bent pins between the microprocessor board and the PCI-X board.
2. Replace the failing device.
®
list at
57
Chapter 2. Diagnostics
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