Optional-device problemsv Follow the suggested actions in the order in which they are listed in the Action column until the problemis solved.v See Chapter 3, “Parts listing, System x3800 Type 8866,” on page 107 to determine which components arecustomer 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 atrained service technician.Symptom ActionAn IBM optional device that wasjust installed does not work. 1. Make sure that:v The device is designed for the server (see the ServerProven ® list athttp://www.ibm.com/servers/eserver/serverproven/compat/us/).v You followed the installation instructions that came with the device and thedevice is installed correctly.v You have not loosened any other installed devices or cables.v You updated the configuration information in the Configuration/Setup Utilityprogram. Whenever memory or any other device is changed, you mustupdate the configuration.2. Reseat the device that you just installed.3. Replace the device that you just installed.An IBM optional device thatused to work does not worknow.1. Make sure that all of the hardware and cable connections for the device aresecure.2. If the device comes with test instructions, use those instructions to test thedevice.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, isterminated correctly.v Any external SCSI device is turned on. You must turn on an external SCSIdevice before turning on the server.4. Reseat the failing device.5. Replace the failing device.POST reporting PCI Event:Redundant PCI Host Bridge IBLink Failed. Slot Number = NA.Bus Number = NA.Device ID =0xffff. Vendor ID = 0xffff1. Check for bent pins between the microprocessor board and the PCI board.2. Replace the failing device.46 IBM System x3800 Type 8866: Problem Determination and Service Guide
