PHOENIX BIOS BEEP CODE

• 1-1-1-3 : Verify Real Mode.
• 1-1-2-3 : Initialize system hardware.
• 1-1-3-2 : Set in POST flag.
• 1-1-4-1 : Initialize cache to initial POST values.
• 1-2-1-1 : Initialize Power Management.
• 1-2-1-3 : Jump to User Patch 0.
• 1-2-2-3 : BIOS ROM checksum.
• 1-2-3-3 : 8237 DMA controller initialization.
• 1-3-1-1 : Test DRAM refresh.
• 1-3-2-1 : Set ES segment to register to 4 GB.
• 1-3-3-3 : Clear 512K base RAM.
• 1-3-4-3 : Test 512K base memory.
• 1-4-2-4 : Reinitialize the chipset.
• 1-4-3-2 : Reinitialize the cache.
• 1-4-4-1 : Configure advanced chipset registers.
• 2-1-1-1 : Set Initial CPU speed.
• 2-1-2-1 : Initialize BIOS interrupts.
• 2-1-2-4 : Initialize manager for PCI Options ROMs.
• 2-1-3-2 : Initialize PCI bus and devices.
• 2-1-4-1 : Shadow video BIOS ROM.
• 2-2-1-1 : Display CPU type and speed.
• 2-2-2-1 : Set key click if enabled.
• 2-2-3-1 : Test for unexpected interrupts.
• 2-2-4-1 : Test RAM between 512 and 640k.
• 2-3-1-3 : Test extended memory address line.
• 2-3-2-3 : Configure advanced cache registers.
• 2-3-3-3 : Display external cache size.
• 2-3-4-3 : Display non-disposable segments.
• 2-4-1-3 : Check for configuration errors.
• 2-4-2-3 : Check for keyboard errors
• 2-4-4-3 : Test coprocessor if present.
• 3-1-1-3 : Detect and install external RS232 ports.
• 3-1-2-3 : Re-initialize onboard 110 ports.
• 3-1-3-3 : Initialize Extended BIOS Data Area.
• 3-2-1-1 : Initialize hard-disk controller.
• 3-2-1-3 : Jump to User Patch 2.
• 3-2-2-3 : Clear huge ES segment register.
• 3-2-3-3 : Shadow option ROMs.
• 1-1-2-1 : Get CPU type.
• 1-1-3-1 : Initialize chipset registers with initial POST values.
• 1-1-3-3 : Initialize CPU registers
• 1-1-4-3 : Initialize I/O.
• 1-2-1-2 : Load alternate registers with initial POST values.
• 1-2-2-1 : Initialize keyboard controller.
• 1-2-3-1 : 8254 timer initialization.
• 1-2-4-1 : Reset Programmable Interrupt Controller.
• 1-3-1-3 : Test 8742 Keyboard Controller.
• 1-3-3-1 : 28 Autosize DRAM.
• 1-3-4-1 : Test 512K base address line.
• 1-4-1-3 : Test CPU bus-clock frequency.
• 1-4-3-1 : Shadow system BIOS ROM.
• 1-4-3-3 : Autosize cache.
• 1-4-4-2 : Load alternate registers with CMOS values.
• 2-1-1-3 : Initialize interrupt vectors.
• 2-1-2-3 : Check ROM copyright notice.
• 2-1-3-1 : Check video configuration against CMOS.
• 2-1-3-3 : Initialize all video adapters in system.
• 2-1-4-3 : Display copyright notice.
• 2-2-1-3 : Test keyboard.
• 2-2-2-3 : 56 Enable keyboard.
• 2-2-3-3 : Display prompt “Press F2 to enter SETUP”.
• 2-3-1-1 : Test expanded memory.
• 2-3-2-1 : Jump to User Patch 1.
• 2-3-3-1 : Enable external and CPU caches.
• 2-3-4-1 : Display shadow message.
• 2-4-1-1 : Display error messages.
• 2-4-2-1 : Test real-time clock.
• 2-4-4-1 : Set up hardware interrupts vectors.
• 3-1-1-1 : Disable onboard I/O ports.
• 3-1-2-1 : Detect and install external parallel ports.
• 3-1-3-1 : Initialize BIOS Data Area.
• 3-1-4-1 : Initialize floppy controller.
• 3-2-1-2 : Initialize local-bus hard-disk Controller
• 3-2-2-1 : Disable A20 address line.
• 3-2-3-1 : Search for option ROMs.
• 3-2-4-1 : Set up Power Management.
• 3-2-4-3 : Enable hardware interrupts.
• 3-3-1-3 : Check key lock.
• 3-3-3-3 : Scan for F2 key stroke.
• 3-3-4-3 : Clear in-POST flag.
• 3-4-1-3 : POST done-prepare to boot operating system.
• 3-4-2-3 : Check password (optional).
• 3-4-4-1 : Clear parity checkers.
• 3-4-4-4 : Check virus and backup reminders.
• 4-2-1-1 : Interrupt handler error.
• 4-2-2-1 : Pending interrupt error.
• 4-2-3-1 : Shutdown error.
• 4-2-4-1 : Shutdown 10 error.
• 4-3-1-4 : Initialize refresh counter.
• 4-3-2-2 : Check HW status of ROM.
• 4-3-2-4 : Do a complete RAM test.
• 4-3-3-2 : Initialize interrupt controller.
• 4-3-3-4 : Initialize all vectors.
• 4-3-4-2 : Initialize the boot device.
• 3-3-1-1 : Set time of day.
• 3-3-3-1 : Erase F2 prompt.
• 3-3-4-1 : Enter SETUP.
• 3-4-1-1 : Check for errors
• 3-4-2-1 : One beep.
• 3-4-3-1 : Clear global descriptor table.
• 3-4-4-3 : Clear screen (optional).
• 4-1-1-1 : Try to boot with INT 19.
• 4-2-1-3 : Unknown interrupt error.
• 4-2-2-3 : Initialize option ROM error.
• 4-2-3-3 : Extended Block Move.
• 4-3-1-3 : Initialize the chipset.
• 4-3-2-1 : Check for Forced Flash.
• 4-3-2-3 : BIOS ROM is OK
• 4-3-3-1 : Do OEM initialization.
• 4-3-3-3 : Read in bootstrap code.
• 4-3-4-1 : Boot the Flash program.
• 4-3-4-3 : Boot code was read OK.