Serial Dot MatrixPrinterMODEL DP-750CHAPTER 1. Printer Handling and Maintenance ............................................. 1CHAPTER 2. Specifications and Operation Principles ..................................... 2CHAPTER 3. Disassembly and Assembly ..................................................... 10CHAPTER 4. Troubleshooting........................................................................ 29PARTS GUIDE (PRINTER ASSEMBLY : KI-OB2014RC01)APPLICATION MODEL : UP-600 ("U" & "A" version)CONTENTSParts marked with " " are important for maintaining the safety of the set. Be sure to replace these parts with specifiedones for maintaining the safety and performance of the set.SHARP CORPORATIONThis document has been published to be usedfor after sales service only.The contents are subject to change without notice.SERVICE MANUAL