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BIOS beep codesPHOENIX BIOS beep codes1-1-2 - CPU test failure (The CPU is faulty. Replace the CPU)Low 1-1-2 - System board select failure (The motherboard is having an undetermined fault. Replace the motherboard) 1-1-3 - CMOS read/write error (The real time clock/CMOS is faulty. Replace the CMOS) Low 1-1-3 - Extended CMOS RAM failure (The extended portion of the CMOS RAM has failed. Replace the CMOS) 1-1-4 - BIOS ROM checksum error (The BIOS ROM has failed. Replace the BIOS or upgrade) 1-2-1 - PIT failure (The programmable interrupt timer has failed) 1-2-2 - DMA failure (The DMA controller has failed. Replace the IC) 1-2-3 - DMA read/write failure (The DMA controller has failed. Replace the IC) 1-3-1 - RAM refresh failure (The RAM refresh controller has failed) 1-3-2 - 64KB RAM failure (The test of the first 64KB RAM has failed to start) 1-3-3 - First 64KB RAM failure (The first RAM IC has failed. Replace the IC) 1-3-4 - First 64KB logic failure (The first RAM control logic has failed) 1-4-1 - Address line failure (The address line to the first 64KB RAM has failed) 1-4-2 - Parity RAM failure (The first RAM IC has failed) 1-4-3 - EISA fail-safe timer test (Replace the motherboard) 1-4-4 - EISA NMI port 462 test (Replace the motherboard) 2-1-1 - 64KB RAM failure (Bit 0; This data bit on the first RAM IC has failed. Replace the IC) 2-1-2 - 64KB RAM failure (Bit 1; This data bit on the first RAM IC has failed. Replace the IC) 2-1-3 - 64KB RAM failure (Bit 2; This data bit on the first RAM IC has failed. Replace the IC) 2-1-4 - 64KB RAM failure (Bit 3; This data bit on the first RAM IC has failed. Replace the IC) 2-2-1 - 64KB RAM failure (Bit 4; This data bit on the first RAM IC has failed. Replace the IC) 2-2-2 - 64KB RAM failure (Bit 5; This data bit on the first RAM IC has failed. Replace the IC) 2-2-3 - 64KB RAM failure (Bit 6; This data bit on the first RAM IC has failed. Replace the IC) 2-2-4 - 64KB RAM failure (Bit 7; This data bit on the first RAM IC has failed. Replace the IC) 2-3-1 - 64KB RAM failure (Bit 8; This data bit on the first RAM IC has failed. Replace the IC) 2-3-2 - 64KB RAM failure (Bit 9; This data bit on the first RAM IC has failed. Replace the IC) 2-3-3 - 64KB RAM failure (Bit 10; This data bit on the first RAM IC has failed. Replace the IC) 2-3-4 - 64KB RAM failure (Bit 11; This data bit on the first RAM IC has failed. Replace the IC) 2-4-1 - 64KB RAM failure (Bit 12; This data bit on the first RAM IC has failed. Replace the IC) 2-4-2 - 64KB RAM failure (Bit 13; This data bit on the first RAM IC has failed. Replace the IC) 2-4-3 - 64KB RAM failure (Bit 14; This data bit on the first RAM IC has failed. Replace the IC) 2-4-4 - 64KB RAM failure (Bit 15; This data bit on the first RAM IC has failed. Replace the IC) 3-1-1 - Slave DMA register failure (The DMA controller has failed. Replace the controller) 3-1-2 - Master DMA register failure (The DMA controller had failed. Replace the controller) 3-1-3 - Master interrupt mask register failure (The interrupt controller IC has failed) 3-1-4 - Slave interrupt mask register failure (The interrupt controller IC has failed) 3-2-2 - Interrupt vector error (The BIOS was unable to load the interrupt vectors into memory. Replace the motherboard) 3-2-3 - Reserved 3-2-4 - Keyboard controller failure (The keyboard controller has failed. Replace the IC) 3-3-1 - CMOS RAM power bad (Replace the CMOS battery or CMOS RAM) 3-3-2 - CMOS configuration error (The CMOS configuration has failed. Restore the configuration or replace the battery) 3-3-3 - Reserved 3-3-4 - Video memory failure (There is a problem with the video memory. Replace the video adapter) 3-4-1 - Video initialization failure (There is a problem with the video adapter. Reseat the adapter or replace the adapter) 4-2-1 - Timer failure (The system's timer IC has failed. Replace the IC) 4-2-2 - Shutdown failure (The CMOS has failed. Replace the CMOS IC) 4-2-3 - Gate A20 failure (The keyboard controller has failed. Replace the IC) 4-2-4 - Unexpected interrupt in protected mode (This is a CPU problem. Replace the CPU) 4-3-1 - RAM test failure (System RAM addressing circuitry is faulty. Replace the motherboard) 4-3-3 - Interval timer channel 2 failure (The system timer IC has failed. Replace the IC) 4-3-4 - Time of day clock failure (The real time clock/CMOS has failed. Replace the CMOS) 4-4-1 - Serial port failure (A error has occurred in the serial port circuitry) 4-4-2 - Parallel port failure (A error has occurred in the parallel port circuitry) 4-4-3 - Math coprocessor failure (The math coprocessor has failed. If possible, replace the MPU) Index --->
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