Beep symptoms
Beep symptoms are short tones or a series of short tones separated by pauses
(intervals without sound). See the following examples.
Beeps Description
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
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
1-3-1-3 Keyboard controller failed
1. System Board
2. Keyboard
2-2-3
CMOS power failure and checksum checks
failed
1. Battery
2. System Board
Chapter 7. Symptom-to-FRU Index 89
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