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Table 7-12 Solving Memory Problems
System will not boot or does not function properly after installing additional memory modules.
Cause | Solution |
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A memory module is not installed in the DIMM1 or XMM1 | Ensure that a memory module is installed in the DIMM1 or |
socket. | XMM1 socket on the system board. This socket must be |
| populated with a memory module. |
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Memory module is not the correct type or speed grade for | Replace module with the correct |
the system or the new memory module is not seated | the computer. On some models, ECC and |
properly. | modules cannot be mixed. |
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Out of memory error. |
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Cause | Solution |
You have run out of memory to run the application.
Check the application documentation to determine the memory requirements.
Memory count during POST is wrong.
Cause | Solution |
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The memory modules may not be installed correctly. | Check that the memory modules have been installed |
| correctly and that proper modules are used. |
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Integrated graphics may use system memory. | No action required. |
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Insufficient memory error during operation. |
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Cause | Solution |
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Too many Terminate and Stay Resident programs (TSRs) | Delete any TSRs that you do not need. |
are installed. |
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You have run out of memory for the application. | Check the memory requirements for the application or add |
| more memory to the computer. |
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Power LED flashes Red five times, once every second, followed by a two second pause, and the computer beeps five times. (Beeps stop after fifth iteration but LEDs continue flashing.)
Cause | Solution | |
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Memory is installed incorrectly or is bad. | 1. | Reseat DIMMs. Power on the system. |
| 2. | Replace DIMMs one at a time to isolate the faulty |
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| module. |
| 3. | Replace |
| 4. | Replace the system board. |
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