Lenovo NetVista A22 Hardware Maintenance Manual (HMM) for NetVista 2254, 2256, - Page 98

Beep symptoms, Beeps, Description, FRU/Action, Run Setup, System Board, Memory Module, Keyboard

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Beep symptoms Beep symptoms are short tones or a series of short tones separated by pauses (intervals without sound). See the following examples. Beeps 1-2-X 4 Description v One beep v A pause (or break) v Two beeps v A pause (or break) v Any number of breaks Four continuous beeps Use the following table to diagnose beep symptoms. Beep Symptom 1-1-3 CMOS read-write error 1-1-4 ROM BIOS check error 1-2-X DMA error 1-3-X 1-4-4 1-4-X Error detected in first 64 KB of RAM 2-1-1, 2-1-2 2-1-X First 64 KB of RAM failed 2-2-2 2-2-X First 64 KB of RAM failed 2-3-X 2-4-X 3-1-X DMA register failed FRU/Action 1. Run Setup 2. System Board 1. System Board 1. System Board 1. Memory Module 2. System Board 1. Keyboard 2. System Board 1. Memory Module 2. System Board 1. Run Setup 2. System Board 1. Memory Module 2. System Board 1. Video Adapter (if installed) 2. System Board 1. Memory Module 2. System Board 1. Memory Module 2. System Board 1. Run Setup 2. Memory Module 3. System Board 1. System Board 90 Hardware Maintenance Manual

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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
1-1-4
ROM BIOS check error
1.
System Board
1-2-X
DMA error
1.
System Board
1-3-X
1.
Memory Module
2.
System Board
1-4-4
1.
Keyboard
2.
System Board
1-4-X
Error detected in first 64 KB of RAM
1.
Memory Module
2.
System Board
2-1-1
,
2-1-2
1.
Run Setup
2.
System Board
2-1-X
First 64 KB of RAM failed
1.
Memory Module
2.
System Board
2-2-2
1.
Video Adapter (if installed)
2.
System Board
2-2-X
First 64 KB of RAM failed
1.
Memory Module
2.
System Board
2-3-X
1.
Memory Module
2.
System Board
2-4-X
1.
Run Setup
2.
Memory Module
3.
System Board
3-1-X
DMA register failed
1.
System Board
90
Hardware Maintenance Manual