Dell 3240 (JW9KX) service manual

Contents

1. Dell Precision 3240 Compact Service Manualp. 3
2. Working on your computerp. 6

   Safety instructions Use the following safety guidelines to protect your computer from potential damage and to ensure your personal safety. Unless otherwise…

3. Technology and componentsp. 10

   This chapter details the technology and components available in the system. DDR4 DDR4 (double data rate fourth generation) memory is a higher-speed successor…

4. Major components of your systemp. 17
5. Disassembly and reassemblyp. 20

   Recommended tools The procedures in this document require the following tools: • Phillips # 1 screwdriver • Small flat blade screwdriver Screw List The…

6. Troubleshootingp. 82

   Recovering the operating system When your computer is unable to boot to the operating system even after repeated attempts, it automatically starts Dell…

7. Getting help and contacting Dellp. 88

   Self-help resources You can get information and help on Dell products and services using these self-help resources: Table 11. Self-help resources Self-help…