IBM 8688 manual Installing options, Field replaceable units

Small computer system interface (SCSI) messages . . . . . . . . . . . 71 Recovering SAL/EFI code . . . . . . . . . . . . . . . . . . . . . 71

Clearing a power-on password	. . . . . . . . . . . . . . 72
Clearing CMOS. . . . . . . . . . . . . . . . . . . . . . . . . 73
Power checkout	. . . . . . . . . .	.	.	.	.	74
Troubleshooting the Ethernet controller . .	. . . . . . . . . .	.	.	.	.	75
Network connection problems . . . .	. . . . . . . . . .	.	.	.	.	75
Ethernet controller troubleshooting chart	. . . . . . . . . .	.	.	.	.	76
Ethernet controller messages . . . .	. . . . . . . . . .	.	.	.	.	76
Chapter 4. Installing options	. . . . . . . . . .	.	.	.	.	77
Installation guidelines	. . . . . . . . . .	.	.	.	.	77
System reliability considerations . . .	. . . . . . . . . .	.	.	.	.	77
Working inside a server with power on .	. . . . . . . . . .	.	.	.	.	77

Handling static-sensitive devices . . . . . . . . . . . . . . . . . 78

Major components of the xSeries 450 server . . . .	. .	. . . .	. .	.	.	78
Connector and LED locations	. .	. . . .	. .	.	.	80
Memory board internal connectors and LEDs . . .	. .	. . . .	. .	.	.	80
Memory switch card LEDs	. .	. . . .	. .	.	.	81
Processor board internal connectors and LEDs . .	. .	. . . .	. .	.	.	82
Midplane board connectors and LEDs	. .	. . . .	. .	.	.	84
PCI-X board internal connectors and LEDs . . .	. .	. . . .	. .	.	.	86
I/O-board internal connectors	. .	. . . .	. .	.	.	87

I/O-board jumpers . . . . . . . . . . . . . . . . . . . . . . . 87

Remote Supervisor Adapter connectors and LEDs	.	.	88
Opening the cover	.	.	88
Removing and replacing the bezel	.	.	89
Removing and replacing a hot-swap power supply	.	.	90

Installing an adapter . . . . . . . . . . . . . . . . . . . . . . . 92

Installing a hot-swap hard disk drive . .	. . . . .	. .	. . . . .	. .	.	95
Installing a 1.44 MB diskette drive . . .	. . . . .	. .	. . . . .	. .	.	96
Installing a CD-ROM or DVD-ROM drive	. . . . .	. .	. . . . .	. .	.	97

Installing memory . . . . . . . . . . . . . . . . . . . . . . . . 98

Installing and replacing a microprocessor and power module		. . .	. . . . 100
Replacing and troubleshooting fans		. . .	. . . . 107
Replacing fan 1	or 2	. . .	.	.	.	.	107
Replacing fan 3	or 4	. . .	.	.	.	.	108

Replacing the battery . . . . . . . . . . . . . . . . . . . . . . 109 Completing the installation . . . . . . . . . . . . . . . . . . . . 111 Closing the cover. . . . . . . . . . . . . . . . . . . . . . . 111 Connecting the cables . . . . . . . . . . . . . . . . . . . . . 111

Updating your server configuration	.	112
Installing the server in a rack	.	113
Chapter 5. Field replaceable units	.	115

Memory-board assembly . . . . . . . . . . . . . . . . . . . . . 115 Memory board. . . . . . . . . . . . . . . . . . . . . . . . 115

Memory-board voltage regulator module (VRM)	. . . . . . . . .	.	.	116
Memory switch card and cable	. . . . . . . . .	.	.	118

Processor-board assembly . . . . . . . . . . . . . . . . . . . . 119

Microprocessor and power module . . .	. . . .	. . . .	. . .	.	.	121
Processor-board VRM	. . . .	. . . .	. . .	.	.	122
PCI-X board assembly	. . . .	. . . .	. . .	.	.	123

Midplane board . .	. . . . . . . . . . . . . . . . . . .	.	.	125
Midplane-board VRM	. . . . . . . . . . . . . . . . . . .	.	.	126
PCI-X board . . .	. . . . . . . . . . . . . . . . . . .	.	.	127

viIBM xSeries 450 Type 8688: Hardware Maintenance Manual and Troubleshooting Guide