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Code List Phoenix BIOS Beep Codes v1 Latest  Application  List
Level #1 Level 1
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CodeMeaningEff FromEff To
1-1-1-3Verify Real Mode.  
1-1-2-1Get CPU type.  
1-1-2-3Initialize system hardware.  
1-1-3-1Initialize chipset registers with initial POST values.  
1-1-3-2Set in POST flag.  
1-1-3-3Initialize CPU registers.  
1-1-4-1Initialize cache to initial POST values.  
1-1-4-3Initialize I/O.  
1-2-1-1Initialize Power Management.  
1-2-1-2Load alternate registers with initial POST values.  
1-2-1-3Jump to UserPatch0.  
1-2-2-1Initialize keyboard controller.  
1-2-2-3BIOS ROM checksum.  
1-2-3-18254 timer initialization.  
1-2-3-38237 DMA controller initialization.  
1-2-4-1Reset Programmable Interrupt Controller.  
1-3-1-1Test DRAM refresh.  
1-3-1-3Test 8742 Keyboard Controller.  
1-3-2-1Set ES segment to register to 4 GB.  
1-3-3-128 Autosize DRAM.  
1-3-3-3Clear 512K base RAM.  
1-3-4-1Test 512 base address lines.  
1-3-4-3Test 512K base memory.  
1-4-1-3Test CPU bus-clock frequency.  
1-4-2-4Reinitialize the chipset.  
1-4-3-1Shadow system BIOS ROM.  
1-4-3-2Reinitialize the cache.  
1-4-3-3Autosize cache.  
1-4-4-1Configure advanced chipset registers.  
1-4-4-2Load alternate registers with CMOS values.  
2-1-1-1Set Initial CPU speed.  
2-1-1-3Initialize interrupt vectors.  
2-1-2-1Initialize BIOS interrupts.  
2-1-2-3Check ROM copyright notice.  
2-1-2-4Initialize manager for PCI Options ROMs.  
2-1-3-1Check video configuration against CMOS.  
2-1-3-2Initialize PCI bus and devices.  
2-1-3-3Initialize all video adapters in system.  
2-1-4-1Shadow video BIOS ROM.  
2-1-4-3Display copyright notice.  
2-2-1-1Display CPU type and speed.  
2-2-1-3Test keyboard.  
2-2-2-1Set key click if enabled.  
2-2-2-356 Enable keyboard.  
2-2-3-1Test for unexpected interrupts.  
2-2-3-3Display prompt Press F2 to enter SETUP.  
2-2-4-1Test RAM between 512 and 640k.  
2-3-1-1Test expanded memory.  
2-3-1-3Test extended memory address lines.  
2-3-2-1Jump to UserPatch1.