IBM xSeries 235, Maintenance & Troubleshooting

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Light Path Diagnostics . . . . . . . . . . . . . . . . . . . . . 34
Recovering the BIOS code . . . . . . . . . . . . . . . . . . . . 36
Power checkout . . . . . . . . . . . . . . . . . . . . . . . . 36
Troubleshooting the Ethernet controller . . . . . . . . . . . . . . . . 37
Network connection problems . . . . . . . . . . . . . . . . . . 37
Ethernet controller troubleshooting chart . . . . . . . . . . . . . . 37
Ethernet controller messages . . . . . . . . . . . . . . . . . . 39
Chapter 4. Customer replaceable units . . . . . . . . . . . . . . . 41
Installation guidelines . . . . . . . . . . . . . . . . . . . . . . 41
System reliability considerations . . . . . . . . . . . . . . . . . 41
Working inside the server with the power on . . . . . . . . . . . . . 42
Handling static-sensitive devices . . . . . . . . . . . . . . . . . 42
Major components of the xSeries 235 Type 8671 server. . . . . . . . . . 42
System-board component locations . . . . . . . . . . . . . . . . . 44
System-board option connectors . . . . . . . . . . . . . . . . . 44
System-board internal cable connectors. . . . . . . . . . . . . . . 45
System-board external port connectors . . . . . . . . . . . . . . . 46
System-board switches and jumpers . . . . . . . . . . . . . . . . 47
System-board LED locations . . . . . . . . . . . . . . . . . . . 49
Removing the server door (tower model) . . . . . . . . . . . . . . . 50
Removing the server left-side cover and bezel (tower model) . . . . . . . . 51
Removing the left-side cover . . . . . . . . . . . . . . . . . . . 51
Removing the bezel . . . . . . . . . . . . . . . . . . . . . . 52
Removing the server top cover and bezel (rack configuration) . . . . . . . 53
Removing the top cover . . . . . . . . . . . . . . . . . . . . 53
Removing the bezel . . . . . . . . . . . . . . . . . . . . . . 54
Removing and installing the adapter-support bracket . . . . . . . . . . . 54
Working with adapters . . . . . . . . . . . . . . . . . . . . . . 56
Adapter considerations . . . . . . . . . . . . . . . . . . . . . 57
Installing a hot-plug adapter (slots 5 and 6) . . . . . . . . . . . . . 59
Installing a non-hot-plug adapter (any slot). . . . . . . . . . . . . . 61
Cabling example for a ServeRAID controller . . . . . . . . . . . . . 63
Working with the 3-Pack Ultra320 Hot-Swap Expansion option . . . . . . . 67
Installing the 3-Pack Ultra320 Hot-Swap Expansion option . . . . . . . . . 68
Installing internal drives . . . . . . . . . . . . . . . . . . . . . . 71
Internal drive bays . . . . . . . . . . . . . . . . . . . . . . 72
Installing a hot-swap hard disk drive . . . . . . . . . . . . . . . . 74
Installing a 5.25-inch removable-media drive . . . . . . . . . . . . . 75
Installing memory modules . . . . . . . . . . . . . . . . . . . . 77
Installing an additional microprocessor . . . . . . . . . . . . . . . . 80
Replacing a hot-swap power supply . . . . . . . . . . . . . . . . . 84
Installing a hot-swap power-supply option . . . . . . . . . . . . . . . 86
Replacing a hot-swap fan . . . . . . . . . . . . . . . . . . . . . 91
Replacing a front fan. . . . . . . . . . . . . . . . . . . . . . 92
Replacing a center fan . . . . . . . . . . . . . . . . . . . . . 92
Replacing a rear fan . . . . . . . . . . . . . . . . . . . . . . 92
Replacing the battery . . . . . . . . . . . . . . . . . . . . . . 93
Completing the installation. . . . . . . . . . . . . . . . . . . . . 95
Installing the server bezel and left-side cover (tower model) . . . . . . . 96
Installing the server door (tower model) . . . . . . . . . . . . . . . 98
Installing the server bezel and top cover (rack configuration) . . . . . . . 99
Updating your server configuration . . . . . . . . . . . . . . . . 100
Connecting external options. . . . . . . . . . . . . . . . . . . . 101
Cabling the server . . . . . . . . . . . . . . . . . . . . . . . 102
Keyboard cabling . . . . . . . . . . . . . . . . . . . . . . 102
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xSeries 235 Type 8671: Hardware Maintenance Manual and Troubleshooting Guide