Table Of Contents - Citizen CBM-270 Service Manual

1. HANDLING AND MAINTENANCE OF PRINTER..........................................................................................4
2. SPECIFICATIONS.............................................................................................................................................5
2.1 Basic Specifications ..................................................................................................................................................... 5
2.2 Paper Specifications (Recommended Paper) ............................................................................................................... 6
3. DISASSEMBLY AND REASSEMBLY.............................................................................................................7
3.1 Disassembly Procedure ................................................................................................................................................ 7
3.2 Reassembly Procedure ............................................................................................................................................... 12
4. TROUBLESHOOTING ....................................................................................................................................13
4.1 Troubleshooting Procedure ........................................................................................................................................ 13
4.2 Troubleshooting Guide .............................................................................................................................................. 13
5. SERVICE PARTS LIST ...................................................................................................................................19
5.1 Parts List for Mechanism ........................................................................................................................................... 19
5.2 Disassemble Drawing ................................................................................................................................................ 20
5.2.1 Drawing for Operation Panel Board ................................................................................................................. 21
5.3 Parts List for Control Board....................................................................................................................................... 22
5.4 Parts Layout Drawing ................................................................................................................................................ 24
5.4.1 Serial Interface (Parts side) ............................................................................................................................... 24
5.4.2 Serial Interface (Solder side)............................................................................................................................. 25
5.4.3 Parallel Interface (Parts side) ............................................................................................................................ 26
5.4.4 Parallel Interface (Solder side).......................................................................................................................... 27
6. DRAWING.......................................................................................................................................................28
6.1 Block Diagram ........................................................................................................................................................... 28
6.2 Circuit Diagram.......................................................................................................................................................... 29
6.2.1 Serial Interface (CBM270-RF) ......................................................................................................................... 29
6.2.2 Parallel Interface (CBM270-PF)....................................................................................................................... 30
7. OUTLINE DRAWING......................................................................................................................................31
CONTENTS
CBM-270 Service Manual
CBM-270 Service Manual