Lenovo 8344, Руководство по техническому обслуживанию аппаратной части

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Beep symptoms
Beep symptoms are tones or a series of tones separated by pauses (intervals
without sound) See the following examples.
1-2-X
v
One beep
v
A pause (or break)
v
Two beeps
v
A pause (or break)
v
Any number of breaks
4 Four continuous beeps
When a recoverable error occurs during POST, BIOS displays an error code on the
video display describing the problem. If a video failure is detected, BIOS also
issues a beep code (one long tone followed by two short tones) during POST.
If an external ROM module does not properly checksum to zero. An external ROM
can also issue audible tones, usually consisting of one long tone followed by a
series of short tones.
Use the following table to diagnose beep symptoms.
Beep Symptom FRU/Action
1-1-3
CMOS read-write error
1. Run Setup
2. System Board
1-2-2-3
ROM BIOS check error
System board
1-2-1
Programmable Interval Timer failed
System board
1-2-2 DMA Initialization failed System board
1-2-3 DMA page register write/read failed System board
1-2-4 RAM refresh verification failed
1. Memory module
2. System Board
1-3-3-1 1st 64K RAM test failed
1. Memory module
2. System Board
1-3-2 1st 64K RAM parity test failed
1. Memory module
2.
Processor
3.
System Board
2-2-3-1
Interrupt vector loading test failed
System board
2-1-1 Secondary DMA register failed System board
2-1-2
Primary DMA register failed
System board
2-1-3 Primary interrupt mask register failed System board
2-1-4 Secondary interrupt mask register
failed
System board
2-2-1
Interrupt vector loading failed
System board
80
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