Service Guide
Page 93
Code 3Ch 3Dh 42h 45h 46h 48h 49h 4Ah 4Bh 4Ch 4Eh 50h 51h 52h 54h 58h 59h 5Ah 5Bh 5Ch 60h 62h 64h 66h 67h ... Patch1 Configure advanced cache registers Initialize Multi Processor APIC Enable external and CPU caches Setup System Management Mode (SMM) area Display external L2 cache size Load custom defaults (optional) Display shadow-area message Display possible high address for UMB recovery Display error messages Check for configuration errors Check for keyboard errors Set...
Code 3Ch 3Dh 42h 45h 46h 48h 49h 4Ah 4Bh 4Ch 4Eh 50h 51h 52h 54h 58h 59h 5Ah 5Bh 5Ch 60h 62h 64h 66h 67h ... Patch1 Configure advanced cache registers Initialize Multi Processor APIC Enable external and CPU caches Setup System Management Mode (SMM) area Display external L2 cache size Load custom defaults (optional) Display shadow-area message Display possible high address for UMB recovery Display error messages Check for configuration errors Check for keyboard errors Set...
Service Guide
Page 94
... 95h 96h 97h 98h 99h 9Ah 9Ch 9Dh 9Eh 9Fh A0h A2h A4h A8h AAh ACh AEh B0h B2h B4h B5h B6h 86 Code Beeps 1-2 1 POST Routine Description Detect and install external RS232 ports Configure non-MCD IDE controllers Detect and install external parallel ports...Initialize PC-compatible PnP ISA devices Re-initialize onboard I/O ports Configure Motherboard Configurable Devices (optional) Initialize BIOS Area Enable Non-Maskable Interrupts (NMIs) Initialize Extended BIOS Data Area Test and initialize PS/2 mouse Initialize floppy controller Determine number of day Check key lock Initialize Typematic rate ...
... 95h 96h 97h 98h 99h 9Ah 9Ch 9Dh 9Eh 9Fh A0h A2h A4h A8h AAh ACh AEh B0h B2h B4h B5h B6h 86 Code Beeps 1-2 1 POST Routine Description Detect and install external RS232 ports Configure non-MCD IDE controllers Detect and install external parallel ports...Initialize PC-compatible PnP ISA devices Re-initialize onboard I/O ports Configure Motherboard Configurable Devices (optional) Initialize BIOS Area Enable Non-Maskable Interrupts (NMIs) Initialize Extended BIOS Data Area Test and initialize PS/2 mouse Initialize floppy controller Determine number of day Check key lock Initialize Typematic rate ...