Service manual

CD-S500 Series

3-7 Disassembly and Assembly of the Mechanism Unit ............................................................ 3-10

3-7-1 Disassembly and Assembly of Standard Model .................................................... 3-10

♦ Removing the SA Rear Cover Switch and the Spring for Lever ........................ 3-10

♦ Precaution when Mounting the Rear Cover Switch ........................................... 3-11

♦ Removing the Mechanism Unit ......................................................................... 3-12

♦ Precaution when Mounting the Mechanism Unit ............................................... 3-13

♦ Oiling to the Mechanism Unit ............................................................................ 3-13

3-7-2 Disassembly and Assembly of Rewinder Model .................................................... 3-14

3-8 Disassembly and Assembly of the Main PCB Unit .............................................................. 3-15

♦ Removing the PCB Cover ................................................................................. 3-15

♦ Precaution when Mounting the PCB Cover ....................................................... 3-16

♦ Removing the SA I/F PCB ................................................................................. 3-17

♦ Precaution when Mounting the SA I/F PCB ...................................................... 3-17

♦ Removing the Cables ........................................................................................ 3-18

♦ Removing the SA Front Cover Switch ............................................................... 3-19

♦ Removing the Main PCB ................................................................................... 3-19

♦ Precaution when Mounting the SA Front Cover Switch .................................... 3-19

♦ Precaution when Mounting the Main PCB ......................................................... 3-19

3-9 Disassembly and Assembly of the Printing Unit .................................................................. 3-20

♦ Removing the Manual Cutter ............................................................................. 3-20

♦ Removing the Lower Blade (Optional) .............................................................. 3-20

♦ Removing the Cutter Plate ................................................................................ 3-20

♦ Precaution when Mounting the Lower Blade (Optional) .................................... 3-21

♦ Removing the Head Cover ................................................................................ 3-22

♦ Removing the SA Print Head ............................................................................ 3-22

♦ Removing the Ribbon Mask .............................................................................. 3-22

♦ Precaution when Mounting the SA Print Head and the Ribbon Mask ............... 3-23

♦ Removing the SA Black Mark Sensor PCB ....................................................... 3-24

♦ Precaution when Mounting the SA Black Mark Sensor PCB ............................ 3-24

♦ Oiling to the Printing Unit ................................................................................... 3-25

3-10 Disassembly and Assembly of the Platen Chassis and Cutter Chassis .............................. 3-26

3-10-1 Disassembly and Assembly of Standard Model .................................................... 3-26

♦ Removing the Sector Gear Plates 1 and 2 ........................................................ 3-26

♦ Removing the Platen Chassis ........................................................................... 3-26

♦ Precaution when Mounting Sector Gear Plates 1, 2 ......................................... 3-27

♦ Precaution when Mounting the Platen Chassis ................................................. 3-27

♦ Removing the Platen Cover .............................................................................. 3-28