Citizen CD-S500 Series Service Manual page 5

3-7 Disassembly and Assembly of the Mechanism Unit ............................................................ 3-10
3-7-1 Disassembly and Assembly of Standard Model .................................................... 3-10
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Removing the SA Rear Cover Switch and the Spring for Lever ........................ 3-10
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Precaution when Mounting the Rear Cover Switch ........................................... 3-11
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Removing the Mechanism Unit ......................................................................... 3-12
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Precaution when Mounting the Mechanism Unit ............................................... 3-13
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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
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Removing the PCB Cover ................................................................................. 3-15
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Precaution when Mounting the PCB Cover ....................................................... 3-16
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Removing the SA I/F PCB ................................................................................. 3-17
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Precaution when Mounting the SA I/F PCB ...................................................... 3-17
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Removing the Cables ........................................................................................ 3-18
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Removing the SA Front Cover Switch ............................................................... 3-19
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Removing the Main PCB ................................................................................... 3-19
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Precaution when Mounting the SA Front Cover Switch .................................... 3-19
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Precaution when Mounting the Main PCB ......................................................... 3-19
3-9 Disassembly and Assembly of the Printing Unit .................................................................. 3-20
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Removing the Manual Cutter ............................................................................. 3-20
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Removing the Lower Blade (Optional) .............................................................. 3-20
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Removing the Cutter Plate ................................................................................ 3-20
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Precaution when Mounting the Lower Blade (Optional) .................................... 3-21
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Removing the Head Cover ................................................................................ 3-22
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Removing the SA Print Head ............................................................................ 3-22
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Removing the Ribbon Mask .............................................................................. 3-22
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Precaution when Mounting the SA Print Head and the Ribbon Mask ............... 3-23
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Removing the SA Black Mark Sensor PCB ....................................................... 3-24
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Precaution when Mounting the SA Black Mark Sensor PCB ............................ 3-24
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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
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Removing the Sector Gear Plates 1 and 2 ........................................................ 3-26
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Removing the Platen Chassis ........................................................................... 3-26
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Precaution when Mounting Sector Gear Plates 1, 2 ......................................... 3-27
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Precaution when Mounting the Platen Chassis ................................................. 3-27
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Removing the Platen Cover .............................................................................. 3-28
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CD-S500 Series