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Problem Solving 5-17
Post Error Beep Codes
Beeps Error Cause Recommended Action
1-2-2-3 ROM Checksum Error — Change system board
1-3-1-1 DRAM Refresh Test Error — Change memory DIMM's
1-3-1-3 Keyboard Controller Test Error — Change system board
1-3-3-1 Memory Not Detected No memory.
Can not write to memory
Verify DIMM installation.
Change memory DIMM's
Memory Capacity Check Error No memory.
Can not write to memory
Verify DIMM installation.
Change memory DIMM's
1-3-4-1 DRAM Address Test Error Memory address signal failure Change DIMM or M/B
1-3-4-3 DRAM Test low byte Error Memory data signal failure (low) Change DIMM or M/B
1-4-1-1 DRAM Test high byte Error Memory data signal failure (high) Change DIMM or M/B
1-4-3-3 All Memory Group Errors — —
2-1-2-3 BIOS ROM Copy-Write Test Error Error with Shadow RAM Change system board
2-2-3-1 Unexpected Interrupt Test Error Unexpected interrupt Change CPU or system
board
2-3-1-3 All Memory Group Errors Memory address signal failure Change DIMM or M/B
3-3-1-4 Memory Not Detected — —
1-2 Option ROM Initialization Error Failure to initialize Option ROM
BIOS
Change system board or
option board
1-2 Video configuration fails Failure to initialize VGA BIOS Change option video board
or system board
1-2 OPTION ROM Checksum Error Failure to initialize Option BIOS Change M/B or option board