NEC EXPRESS5800/120Le User Manual page 135

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