each set of beeps is 3 sec, and the beep sound lasts 300 ms. After each beep
and each set of beeps, the BIOS should detect if the user presses the power
button. If so, BIOS will jump out from looping and execute the normal shutdown
process and power system.
Code
1-1-2
Cause
Microprocessor register failure
Code
1-1-3
Cause
NVRAM
Code
1-1-4
Cause
ROM BIOS checksum failure
Code
1-2-1
Cause
Programmable interval timer
Code
1-2-2
Cause
DMA initialization failure
Code
1-2-3
Cause
DMA page register read/write failure
Code
1-3-1 through 2-4-4
Cause
DIMMs not being properly identified or used
Code
3-1-1
Cause
Slave DMA register failure
Code
3-1-2
Cause
Master DMA register failure
Code
3-1-3
Cause
Master interrupt mask register failure
Code
3-1-4
Cause
Slave interrupt mask register failure
77
Содержание OptiPlex 390 Mini-Tower
Страница 1: ...Dell OptiPlex 390 Mini Tower Owner s Manual Regulatory Model D12M Regulatory Type D12M001 ...
Страница 6: ...6 ...
Страница 10: ...10 ...
Страница 12: ...12 ...
Страница 18: ...18 ...
Страница 32: ...32 ...
Страница 36: ...8 Pry the power switch cable free 9 Slide the power switch cable out through the front of the computer 36 ...
Страница 38: ...38 ...
Страница 46: ...46 ...
Страница 50: ...50 ...
Страница 52: ...7 Remove the screws that secure the system board to the computer 52 ...
Страница 53: ...8 Slide the system board towards the front of the computer 53 ...
Страница 54: ...9 Carefully tilt the system board to 45 degrees and then lift the system board out of the computer 54 ...
Страница 55: ...55 ...
Страница 68: ...68 ...
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Страница 92: ......