HP Dc5750 Troubleshooting Guide - dc5750 Models - Page 42

Solving Memory Problems If you encounter memory problems, some common causes and solutions are listed in the following table. CAUTION Power may still be supplied to the DIMMs when the computer is turned off. To avoid damage to the DIMMs or the system board, you must unplug the computer power cord before attempting to reseat, install, or remove a DIMM module. For those systems that support ECC memory, HP does not support mixing ECC and non-ECC memory. Otherwise, the computer will not boot the operating system. Table 2-13 Solving Memory Problems System will not boot or does not function properly after installing additional memory modules. Cause Solution Memory module is not the correct type or speed grade for the Replace module with the correct industry-standard device for system or the new memory module is not seated properly. the computer. On some models, ECC and non-ECC memory modules cannot be mixed. Out of memory error. Cause Memory configuration may not be set up correctly. You have run out of memory to run the application. Solution Use the Device Manager to check memory configuration. Check the application documentation to determine the memory requirements. Memory count during POST is wrong. Cause The memory modules may not be installed correctly. Integrated graphics may use system memory. Solution Check that the memory modules have been installed correctly and that proper modules are used. No action required. Insufficient memory error during operation. Cause Solution Too many Terminate and Stay Resident programs (TSRs) are Delete any TSRs that you do not need. installed. You have run out of memory for the application. Check the memory requirements for the application or add more memory to the computer. 36 Chapter 2 Troubleshooting Without Diagnostics ENWW