Troubleshooting 47A program is designed for an earlier Microsoft® Windows®operating systemRU N T H E PR O G R A M CO M P A T I B I L I T Y WI Z A R D — Program compatibility is amode in Windows that lets you run programs written for earlier versions ofWindows. For more information, search for the keyword program compatibilitywizard in Windows Help and Support.A solid blue screen appearsTU R N T H E C O M P U T E R O F F — If you are unable to get a response by pressing akey on your keyboard or moving your mouse, press and hold the power buttonfor at least 8 to 10 seconds until the computer turns off, then restart yourcomputer.Memory ProblemsFill out the "Diagnostics Checklist" on page 57 as you complete these checks.CAUTION: Before you begin any of the procedures in this section, follow thesafety instructions in the Product Information Guide.IF Y O U R E C E I V E A N I N S U F F I C I E N T M E M O R Y M E S S A G E —• Save and close any open files and exit any open programs you are not usingto see if that resolves the problem.• See the software documentation for minimum memory requirements.If necessary, install additional memory.• Reseat the memory modules to ensure that your computer is successfullycommunicating with the memory.• Run the Dell Diagnostics (see "Pre-Boot Self Assessment (PSA)Diagnostics and Dell 32 Bit Diagnostics" on page 35).IF Y O U E X P E R I E N C E O T H E R M E M O R Y P R O B L E M S —• Reseat the memory modules to ensure that your computer is successfullycommunicating with the memory.• Ensure that you are following the memory installation guidelines.• Run the Dell Diagnostics (see "Pre-Boot Self Assessment (PSA)Diagnostics and Dell 32 Bit Diagnostics" on page 35).