6.1 Incorporatingan FRUintothe Systemwith thereplacefru Command
69
6.2 Incorporatinga Chassisinto a PhysicalPartition 71
6.3 Powering On the Physical Partition Requiring Maintenance 73
6.4 Startingthe EntireSystem 74
6.4.1 Startingthe systemwith an XSCFcommand 75
6.4.2 Startingthe systemfrom theoperationpanel 75
6.5 Restoringthe Chassis 76
6.5.1 Installingthe powercord 76
6.5.2 Fixingthe cablesupport 78
6.5.3 Installing thefront cover 79
Chapter7 Maintaining the CPU Memory Units 83
7.1 Configurationof theCPUMemory Units 83
7.2 Before Maintaininga CPUMemory Unit 85
7.2.1 Types of maintenance 85
7.2.2 Maintenanceflow 86
7.2.3 Precautions forreplacement 87
7.2.4 Precautionsfor installation 87
7.2.5 Precautions forremoval 88
7.3 Enablingthe Removal of a CPU Memory Unit 88
7.3.1 Active/Cold maintenance 89
7.3.2 Inactive/Cold maintenance 89
7.3.3 System-stopped maintenance 90
7.4 Removinga CPU MemoryUnit 91
7.4.1 Accessing a CPU memory unit 92
7.4.2 Removingthe CPUmemory unit lower 96
7.4.3 Removingthe CPUmemory unit upper 98
7.4.4 Removinga PCIExpresscable 105
7.5 Installing a CPU Memory Unit 124
7.5.1 Installinga PCIExpresscable 124
7.5.2 Installing theCPU memoryunit upper 136
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