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B-4
Sun Fire V20z and Sun Fire V40z Servers—User Guide • March 2005
6B Load custom defaults (optional)
6C Display shadow area message
6E Display possible high address for UMB recovery
70 Display error messages
72 Check for configuration errors
76 Check for keyboard errors
7C Set up hardware interrupt vectors
7D Initialize Intelligent System Monitoring
7E Initialize coprocessor if present
80 Disable onboard super I/O ports and IRQ's
81 Late POST device initialization
82 Detect and install external RS232 ports
83 Configure non-MCD IDE controllers
84 Detect and install external parallel ports
85 Initialize PC compatible PnP ISA devices
86 Reinitialize onboard I/O ports
87 Configure motherboard configurable devices (optional)
88 Initialize BIOS data area
89 Enable non-maskable interrupts (NMIs)
8A Initialize extended BIOS data area
8B Test and initialize PS/2 mouse
8C Initialize floppy controller
8F Determine number of ATA drives (optional)
90 Initialize hard disk controllers
91 Initialize local bus hard disk controllers
92 Jump to UserPatch2
93 Build MPTABLE for multiprocessor boards
95 Install CD-ROM for boot
96 Clear huge ES segment register
97 Fixup multiprocessor table
TABLE B-1
BIOS POST Codes
(Continued)
Post Code Description