3.1.1 Backplanes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
3.1.2 Hot-Swap Bays and Banks ......................... 43
3.2 Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
3.2.1 Accessing the Hot-Swap Banks ...................... 44
3.2.2 Installing Drives in Bank C ........................ 45
3.2.3 Installing Drives in Bank D ......................... 45
3.2.4 Installing Drives in Bank E ......................... 46
3.2.5 Disk Carriers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
3.3 Using the Hot-Swap Subsystem ........................ 47
3.3.1 Adding a New Drive to a Live System .................. 47
3.3.2 Removing a Drive from a Live System .................. 48
3.3.3 Replacing a Previously Defined Drive ................... 49
3.3.4 Mirroring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Chapter 4. Boot Support and Firmware ..................... 53
4.1 Boot Record . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
4.2 Boot Components Specifically for AIX 4 on PCI-Based RS/6000 Systems 55
4.2.1 Firmware . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
4.2.2 Software ROS for AIX ............................ 56
4.2.3 Non-Volatile RAM (NVRAM) ........................ 57
4.3 Boot Image . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
4.3.1 Platform-Specific Components . . . . . . . . . . . . . . . . . . . . . . . 59
4.3.2 Structure of the AIX Boot image on PCI-Based RS/6000 Systems .. 61
4.3.3 Boot Image Creation on PCI-Based RS/6000 Systems ......... 63
4.4 Understanding the Firmware .......................... 64
4.4.1 Firmware Boot Sequence .......................... 65
4.4.2 Firmware Passwords . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67
4.4.3 Firmware Flash Update ........................... 68
4.4.4 Firmware Recovery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
4.4.5 Power-On Self Test (POST) ........................ 69
4.5 LCD Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
4.6 System Management Service (SMS) ...................... 72
4.6.1 SMS Graphical Main Menu ......................... 73
4.6.2 SMS ASCII Main Menu ........................... 73
4.6.3 Start-Up Menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73
4.6.4 Test Menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74
4.6.5 Tools Menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74
Chapter 5. AIX Version 4.1.4 Support ...................... 75
5.1 Electronic Key-Switch Function ......................... 75
5.1.1 Boot-Device Order List ........................... 75
5.1.2 Function Keys - Key-Switches at Boot Time ............... 77
5.1.3 bootlist Command . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78
5.2 Entering Debug Mode .............................. 78
5.3 System Dump Support .............................. 79
5.3.1 Defining a Directory for the System Dump ................ 79
5.3.2 Creating a Logical Volume for the System Dump ............ 80
5.3.3 Initiating a System Dump .......................... 80
5.3.4 Dump LCD Support ............................. 82
5.4 Managing System Backups ........................... 82
5.4.1 The bootinfo Command ........................... 83
5.4.2 Creating a System Backup ......................... 83
5.4.3 Testing Your System Backup ....................... 85
5.4.4 Restoring Your System Backup ...................... 86
vi Introduction to PCI-Based RS/6000 Servers
