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| 70h |
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| Display error messages |
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| 72h |
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| Check for configuration errors |
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| 74h |
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| Test real- time clock |
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| 76h |
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| Check for keyboard errors |
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| 77h |
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| SMBus init devices |
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| 78h |
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| Initialise system monitor and check for intrusion |
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| 79h |
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| PCI audio init |
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| 7Ah |
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| Test for key lock on |
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| 7Ch |
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| Set up hardware interrupt vectors |
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| 7Eh |
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| Initialise coprocessor if present |
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| 80h |
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| Disable onboard Super I/ O ports and IRQs |
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| 81h |
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| Late POST device initialisation |
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| 82h |
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| Detect and install external RS232 ports |
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| 83h |
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| Configure non- MCD IDE controllers |
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| 84h |
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| Detect and install external parallel ports |
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| 85h |
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| Initialise PC- compatible PnP ISA devices |
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| 86h |
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| Re- initialise onboard I/ O ports. |
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| 87h |
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| Configure Motheboard Configurable Devices |
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| 88h |
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| Initialise BIOS Data Area |
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| 89h |
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| Enable Non- Maskable Interrupts (NMIs) |
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| 8Ah |
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| Initialise Extended BIOS Data Area |
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| 8Bh |
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| Test and initialise PS/ 2 mouse |
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| 8Ch |
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| Initialise floppy controller |
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| 8Eh |
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| Autotype |
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| 8Fh |
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| Determine number of ATA drives |
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| 90h |
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| Initialise hard- disk controllers |
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| 91h |
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| Initialise local- bus hard- disk controllers |
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| 92h |
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| Jump to UserPatch2 |
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| 93h |
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| Build MPTABLE for multi- processor boards |
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| 95h |
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| Install CD ROM for boot |
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| 96h |
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| Clear huge ES segment register |
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| 97h |
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| Fixup Multi Processor table |
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| 98h |
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| Search for option ROMs. One long two short beeps on checksum failure | |||
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| 99h |
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| Check for SMART Drive |
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| 9Ah |
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| Shadow option ROMs |
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| 9Ch |
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| Set up Power Management |
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| 9Dh |
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| Security init |
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| 9Eh |
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| Enable hardware interrupts |
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| 9Fh |
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| Determine number of ATA and SCSI drives |
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MITSUBISHI ELECTRIC MOTHERBOARD DIVISION | PAGE 32 OF 45 |