26Solving ProblemsIf the power light is blinking white — Thecomputer is in standby mode. Press a key onthe keyboard, move the pointer using the touchpad or a connected mouse, or press the powerbutton to resume normal operation.If you encounter interference that hindersreception on your computer — An unwantedsignal is creating interference by interrupting orblocking other signals. Some possible causes ofinterference are:Power, keyboard, and mouse extension cables.•Too many devices connected to a power strip.•Multiple power strips connected to the same•electrical outlet.Memory ProblemsIf you receive an insufficient memorymessage—Save and close any open files and exit any•open programs you are not using to see ifthat resolves the problem.See the software documentation for minimum•memory requirements. If necessary, installadditional memory (See the Service Manual onthe Dell Support website at support.dell.com).Reseat the memory modules (See the•Service Manual on the Dell Support websiteat support.dell.com) to ensure that yourcomputer is successfully communicatingwith the memory.