Code
3-2-2
Cause
Interrupt vector loading failure
Code
3-2-4
Cause
Keyboard Controller Test failure
Code
3-3-1
Cause
NVRAM power loss
Code
3-3-2
Cause
NVRAM configuration
Code
3-3-4
Cause
Video Memory Test failure
Code
3-4-1
Cause
Screen initialization failure
Code
3-4-2
Cause
Screen retrace failure
Code
3-4-3
Cause
Search for video ROM failure
Code
4–2–1
Cause
No time tick
Code
4–2–2
Cause
Shutdown failure
Code
4–2–3
Cause
Gate A20 failure
Code
4–2–4
Cause
Unexpected interrupt in protected mode
78
Summary of Contents for OptiPlex 390 Mini-Tower
Page 1: ...Dell OptiPlex 390 Mini Tower Owner s Manual Regulatory Model D12M Regulatory Type D12M001 ...
Page 6: ...6 ...
Page 10: ...10 ...
Page 12: ...12 ...
Page 18: ...18 ...
Page 32: ...32 ...
Page 38: ...38 ...
Page 46: ...46 ...
Page 50: ...50 ...
Page 52: ...7 Remove the screws that secure the system board to the computer 52 ...
Page 53: ...8 Slide the system board towards the front of the computer 53 ...
Page 55: ...55 ...
Page 68: ...68 ...
Page 90: ...90 ...
Page 92: ......