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Quick Reference Guide
www
.dell.com | support.dell.com
Beep Codes
Your computer might emit a series of beeps during start-up if the monitor cannot display errors or
problems. This series of beeps, called a beep code, identifies a problem. One possible beep code
(code 1-3-1) consists of one beep, a burst of three beeps, and then one beep. This beep code tells
you that the computer encountered a memory problem.
If your computer beeps during start-up:
1
Write down the beep code on the Diagnostic Checklist (see your
User’s Guide
).
2
Run the Dell Diagnostics to identify a more serious cause.
3
Contact Dell for technical assistance.
Code
Cause
Code
Cause
1-1-2
Microprocessor register failure
3-3-4
Video Memory Test failure
1-1-3
NVRAM read/write failure
3-4-1
Screen initialization failure
1-1-4
ROM BIOS checksum failure
3-4-2
Screen retrace failure
1-2-1
Programmable interval timer failure
3-4-3
Search for video ROM failure
1-2-2
DMA initialization failure
4-2-1
No timer tick
1-2-3
DMA page register read/write failure
4-2-2
Shutdown failure
1-3
Video Memory Test failure
4-2-3
Gate A20 failure
1-3-1
through
2-4-4
Memory not being properly identified
or used
4-2-4
Unexpected interrupt in protected
mode
3-1-1
Slave DMA register failure
4-3-1
Memory failure above address
0FFFFh
3-1-2
Master DMA register failure
4-3-3
Timer-chip counter 2 failure
3-1-3
Master interrupt mask register failure
4-3-4
Time-of-day clock stopped
3-1-4
Slave interrupt mask register failure
4-4-1
Serial or parallel port test failure
3-2-2
Interrupt vector loading failure
4-4-2
Failure to decompress code to
shadowed memory
3-2-4
Keyboard Controller Test failure
4-4-3
Math-coprocessor test failure
3-3-1
NVRAM power loss
4-4-4
Cache test failure
3-3-2
Invalid NVRAM configuration
4-3-4
Time-of-day clock stopped
Содержание Precision WHM
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Страница 40: ...40 Quick Reference Guide w w w d e l l c o m s u p p o r t d e l l c o m ...
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