Troubleshooting
Problem
POST beep and no beep error codes for the IBM IntelliStation
Resolving The Problem
This document is intended for trained servicers who are familiar with IBM Personal Computer products. Use this document along with advanced diagnostic tests to troubleshoot problems effectively. Before servicing an IBM product, be sure to review the safety information. Click here to review safety information.
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 | One beep A pause (or break) Two beeps A pause (or break) Any number of beeps |
4 | Four continuous beeps |
Beep Symptom | FRU/Action |
---|---|
1-1-3 CMOS read/write error |
|
1-1-4 ROM BIOS check error |
System board |
1-2-X DMA error |
System board |
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. |
System board |
3-2-4 Keyboard controller failed. |
|
3-3-4 Screen initialization failed. |
|
3-4-1 Screen retrace test detected an error. |
|
3-4-2 POST is searching for video ROM. |
|
4 |
|
All other beep code sequences. | System board |
One long and one short beep during POST. Base 640 KB memory error or shadow RAM error. |
|
One long beep and two or three short beeps during POST. (Video error) |
|
Three short beeps during POST. |
|
Continuous beep. | System board |
Repeating short beeps. |
|
No beep symptoms
Symptom/Error | FRU/Action |
No beep during POST but computer works correctly. | 1. System board |
No beep during POST. | 1. See Undetermined Problem. 2. System board 3. Memory module 4. Any Adapter or Device 5. Riser Card 6. Power Cord 7. Power Supply |
Support forums |
Submit a technical question |
Before you call IBM Service |
Document Location
Worldwide
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Document Information
Modified date:
28 January 2019
UID
ibm1GSMH-3F5L63