IBM X3950 X5 Problem Determination And Service Manual

Also see for Redbooks x3850 X5: Installation and user guide Product guide

Contents

ContentsSafety . . . . . . . . . . . . . . . vGuidelines for trained service technicians . . . . viiInspecting for unsafe conditions . . . . . . viiGuidelines for servicing electrical equipment viiiSafety statements . . . . . . . . . . . . ixChapter 1. Start here . . . . . . . . . 1Diagnosing a problem . . . . . . . . . . . 1Undocumented problems . . . . . . . . . . 3Chapter 2. Introduction . . . . . . . . 5Related documentation . . . . . . . . . . . 6Notices and statements in this document . . . . . 7Server features and specifications . . . . . . . 7x3850 X5 Memory Reliability Accessibility andServiceability (RAS) Features . . . . . . . . 10Server controls, connectors, LEDs, and power . . . 13Front view. . . . . . . . . . . . . . 13Rear view . . . . . . . . . . . . . . 16Rear view LEDs . . . . . . . . . . . . 17Server power features . . . . . . . . . . 20Internal LEDs, connectors, and jumpers . . . . . 22Memory-card DIMM connectors . . . . . . 22Memory-card LEDs and button . . . . . . . 23Microprocessor-board connectors . . . . . . 24Microprocessor-board LEDs . . . . . . . . 24I/O-board connectors . . . . . . . . . . 26I/O-board LEDs . . . . . . . . . . . . 26I/O-board jumpers . . . . . . . . . . . 27SAS-backplane connectors . . . . . . . . 29Memory expansion module features andspecifications . . . . . . . . . . . . . . 29Memory expansion module indicators, LEDs, andpower . . . . . . . . . . . . . . . . 32Front view. . . . . . . . . . . . . . 32Rear view . . . . . . . . . . . . . . 33Turning the memory expansion module on andoff . . . . . . . . . . . . . . . . 34Memory expansion module internal connectors andbuttons . . . . . . . . . . . . . . . . 34Chapter 3. Diagnostics . . . . . . . . 37Diagnostic tools . . . . . . . . . . . . . 37Event logs . . . . . . . . . . . . . . . 38Viewing event logs through the Setup utility . . 39Viewing event logs without restarting the server 39Checkout procedures . . . . . . . . . . . 40About the checkout procedure . . . . . . . 40Performing the checkout procedure . . . . . 41Troubleshooting tables . . . . . . . . . . . 42CD or DVD drive problems . . . . . . . . 43Embedded hypervisor problems . . . . . . 44General problems . . . . . . . . . . . 44Hard disk drive problems . . . . . . . . 45Intermittent problems . . . . . . . . . . 45USB keyboard, mouse, or pointing-deviceproblems . . . . . . . . . . . . . . 46Memory problems . . . . . . . . . . . 47Microprocessor problems . . . . . . . . . 49Monitor or video problems . . . . . . . . 50Optional-device problems . . . . . . . . 52Power problems . . . . . . . . . . . . 53Serial-device problems. . . . . . . . . . 55ServerGuide problems . . . . . . . . . . 55Software problems . . . . . . . . . . . 56Universal Serial Bus (USB) port problems . . . 57Video problems . . . . . . . . . . . . 57Light path diagnostics . . . . . . . . . . . 57Remind button . . . . . . . . . . . . 62Light path diagnostics LEDs . . . . . . . . 63Power-supply LEDs . . . . . . . . . . . 69IBM Dynamic System Analysis . . . . . . . . 71DSA editions . . . . . . . . . . . . . 72Running DSA Preboot . . . . . . . . . . 73Recovering the server firmware. . . . . . . . 73In-band automatic recovery method . . . . . 74In-band manual recovery method . . . . . . 74Out-of-band method . . . . . . . . . . 75Nx boot failure . . . . . . . . . . . . . 75Confirm and recover IMM boot image failure . . . 75System-event log . . . . . . . . . . . . 76Solving Ethernet controller problems . . . . . . 76Solving undetermined problems . . . . . . . 77Problem determination tips . . . . . . . . . 78Chapter 4. Parts listing, Types 7145,7146, 7143, and 7191. . . . . . . . . 81Replaceable server components . . . . . . . . 83Replaceable memory expansion module components 90Power cords . . . . . . . . . . . . . . 92Product recovery CDs . . . . . . . . . . . 94VMware ESXi recovery CDs (Type 7145). . . . . 95Chapter 5. Removing and replacingcomponents . . . . . . . . . . . . 97Installation guidelines . . . . . . . . . . . 97A single-power-supply server operating at 208 Vac . . . . . . . . . . . . . . . . 99System reliability guidelines . . . . . . . . 99Working inside the server with the power on . . 99Handling static-sensitive devices . . . . . . 100Servicing multi-node systems . . . . . . . 100Internal cable routing and connectors . . . . 101Returning a device or component . . . . . 104Connecting the cables . . . . . . . . . . 104Removing and replacing server components . . . 105Removing and replacing consumable parts andTier 1 CRUs . . . . . . . . . . . . . 105Removing and replacing Tier 2 CRUs . . . . 139Removing and replacing FRUs . . . . . . 160© Copyright IBM Corp. 2014 iii