IBM 847681U Hardware Maintenance Manual - Page 169

Dual Inline Memory, Memory Types Mixed

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Beep/Symptom 1-2-X DMA error 1-3-X 1-3-4 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 3-1-X DMA register failed. 3-2-4 Keyboard controller failed. One Beep (POST completed successfully or an incorrect password was entered) Two Short Beeps (POST encountered an error) Three Short Beeps One Continuous Beep Repeating Short Beeps One Long and One Short Beep One Long and Two Short Beeps FRU/Action 1. System Board 1. Memory Module 2. System Board 1. Memory Types Mixed - unbuffered & registered 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. System Board 1. System Board 2. Keyboard 1. N/A 1. Run Diagnostics 1. Dual Inline Memory Module 2. Microprocessor 3. System Board 1. Optional Microprocessor (if installed) 2. Microprocessor 3. Microprocessor 4. System Board 1. Keyboard 2. System Board 1. Video adapter (if present) 2. System Board 1. Video adapter (if present) 2. System Board IBM Netfinity 3000 - Type 8476 161

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Beep/Symptom
FRU/Action
1-2-X
DMA error
1.
System Board
1-3-X
1.
Memory Module
2.
System Board
1-3-4
1.
Memory Types Mixed
- unbuffered &
registered
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
3-1-X
DMA register failed.
1.
System Board
3-2-4
Keyboard controller failed.
1.
System Board
2.
Keyboard
One Beep
(POST completed
successfully or an incorrect
password was entered)
1.
N/A
Two Short Beeps
(POST encountered an
error)
1.
Run Diagnostics
Three Short Beeps
1.
Dual Inline Memory
Module
2.
Microprocessor
3.
System Board
One Continuous Beep
1.
Optional
Microprocessor
(if installed)
2.
Microprocessor
3.
Microprocessor
4.
System Board
Repeating Short Beeps
1.
Keyboard
2.
System Board
One Long and One Short
Beep
1.
Video adapter
(if present)
2.
System Board
One Long and Two Short
Beeps
1.
Video adapter
(if present)
2.
System Board
IBM Netfinity 3000 - Type 8476
161