Lenovo 8126, 8177, 8175, 8084, 8149, 8085, 8148, 8147, 8176, 8174, 8179 Beep symptoms, Beeps Description

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	1.	Run Setup
CMOS read-write error
	2.	System Board
1-2-2-3	System board
ROM BIOS check error
1-2-1	System board
Programmable Interval Timer failed
1-2-2DMA Initialization failed	System board
1-2-3DMA page register write/read failed	System board
1-2-4RAM refresh verification failed	1.	Memory module
	2.	System Board
1-3-3-11st 64K RAM test failed	1.	Memory module
	2.	System Board
1-3-21st 64K RAM parity test failed	1.	Memory module
	2.	Processor
	3.	System Board
2-2-3-1	System board
Interrupt vector loading test failed
2-1-1Secondary DMA register failed	System board
2-1-2	System board
Primary DMA register failed
2-1-3Primary interrupt mask register failed	System board
2-1-4Secondary interrupt mask register	System board
failed
2-2-1Interrupt vector loading failed	System board
1-3-1-3Keyboard controller failed	1.	System Board
	2.	Keyboard
2-2-3	1.	Battery
CMOS power failure and checksum checks
	2.	System Board
failed

82Hardware Maintenance Manual