POST Error Messages Continued |
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Screen Message | Beeps* | Probable Cause | Recommended Action | |
2S | Memory configuration | 1. | Run Computer Setup (F10 | |
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| is incorrect. |
| Setup) or Windows utilities. |
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| 2. | Make sure memory module(s) |
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| (if any) are installed properly. |
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| 3. | Verify proper memory module |
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| type. |
2S | System board jumper | Reset system board jumpers to | ||
Jumper Setting |
| improperly set. | match processor and bus speeds. | |
None | RAM failure. | 1. | Run computer Setup (F10 | |
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| Setup) or Windows utilities. |
None | Memory modules do not | |
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| match each other. |
2S | Single Bit ECC error. | |
Bit Errors in DIMM/SIMM |
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Pair(s) X,X,... in Memory |
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Socket(s) y,y |
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2S | A DIMM module in DIMM | |
Module in DIMM Socket(s) |
| socket identified in the error |
X,X, X |
| message is missing critical |
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| SPD information, or is |
incompatible with the chipset.
* L = Long, S = Short
2.Ensure memory and continuity modules are installed correctly.
3.Verify proper memory module type.
4.Remove and replace memory module(s) one at a time to isolate faulty module.
5.Replace the faulty memory module(s).
6.If error persists after replacing memory modules, replace the system board.
Replace memory modules with matched sets.
1.Verify proper memory module type.
2.Try another memory socket.
3.Replace memory module if problem persists.
1.Verify proper memory module type.
2.Try another memory socket.
3.Replace DIMM with a module conforming to the SPD standard.
continued