This comprehensive service manual and parts list provides detailed instructions for maintaining and repairing the Casio NX-4000/6000 PDA DataBOOK. It covers a range of years and includes detailed diagrams, schematics, and repair procedures, empowering you to perform repairs and maintenance confidently. With this manual, you can diagnose and troubleshoot issues, replace components, and ensure the longevity of your device. The parts list provides a comprehensive inventory of replacement components, allowing you to source the necessary parts for your repairs. This manual equips you with the knowledge and resources to effectively manage your Casio NX-4000/6000 PDA DataBOOK, saving you time and money on costly repairs.