Compaq AlphaServer ES45 Service Manual page 9

Chapter 8 FRU Removal and Replacement
8.1 FRUs ..................................................................................................... 8-3
8.1.1 Power Cords .................................................................................... 8-6
8.1.2 FRU Locations ................................................................................ 8-7
8.1.3 Important Information Before Replacing FRUs ............................. 8-9
8.2 Removing Enclosure Panels................................................................ 8-11
8.3 Accessing the System Chassis in a Cabinet........................................ 8-15
8.4 Removing Covers from the System Chassis........................................ 8-17
8.5 Power Supply ...................................................................................... 8-21
8.6 Fans..................................................................................................... 8-23
8.7 Universal Hard Disk Drives................................................................ 8-25
8.8 Removing the Shipping Bracket ......................................................... 8-28
8.9 CPUs ................................................................................................... 8-30
8.10 Memory DIMMs .................................................................................. 8-33
8.10.1 Determining Memory Configuration ............................................ 8-37
8.11 PCI Cards............................................................................................ 8-39
8.11.1 Replacing the PCI Hot Swap Module ........................................... 8-43
8.12 OCP Assembly..................................................................................... 8-44
8.13 Installing Disk Cages.......................................................................... 8-45
8.13 Cabling a Second Disk Drive Cage...................................................... 8-49
8.13 Adding or Replacing Removable Media .............................................. 8-50
8.14 Floppy Drive........................................................................................ 8-53
8.15 I/O Connector Assembly...................................................................... 8-55
8.16 PCI Backplane..................................................................................... 8-57
8.17 System Motherboard........................................................................... 8-62
8.18 Power Harness .................................................................................... 8-65
Appendix A SRM Console Commands
Appendix B Jumpers and Switches
B.1 RMC and SPC Jumpers on System Motherboard.................................B-2
B.2 TIG/FSL Jumpers on System Motherboard..........................................B-4
B.3 Clock Generator Switch Settings ..........................................................B-7
B.4 Jumper on PCI Board............................................................................B-9
B.5 Setting Jumpers..................................................................................B-11
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