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Problem Solving 5-17
Table 5-2. 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
Summary of Contents for EXPRESS5800/120Ed
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