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Chapter 3 Disassembly and Maintenance
CL-E720DT
3-2
CHAPTER 3 DISASSEMBLY AND MAINTENANCE
TABLE OF CONTENTS
3-2. Cleaning.......................................................................................................................... 3-5
3-3. Lubrication ...................................................................................................................... 3-5
Lubrication frequency......................................................................................... 3-5
Types of lubricant ............................................................................................... 3-5
Quantity of lubricant ........................................................................................... 3-5
List ................................................................................................... 3-6
3-5. Quick Detachment of Major Parts................................................................................... 3-7
SA Head ............................................................................................................. 3-7
SA Platen ........................................................................................................... 3-8
Disassembly, Reassembly and Lubrication .................................................................... 3-9
“SA Top Cover” Block ......................................................................................... 3-10
(1) “SA Top Cover” Block ................................................................................ 3-10
(2) SA
Cover............................................................................................. 3-10
Cover PF Motor.................................................................................................. 3-11
SA Opepane PCB .............................................................................................. 3-12
Opepane ............................................................................................ 3-12
(2) SA Opepane PCB...................................................................................... 3-12
Case................................................................................................................... 3-13
“SA Main PCB” and “SA Relay PCB” ................................................................. 3-14
(1) “SA Main PCB” Connectors ....................................................................... 3-14
(2) “SA Main PCB” and “SA Relay PCB”......................................................... 3-14
Unit Mechanism ................................................................................................. 3-16
“Unit Power Supply” and “Paper Holder” Block.................................................. 3-17
(1) “Unit Power Supply” Block and “Paper Holder” Block ............................... 3-17
(2) Unit Power Supply ..................................................................................... 3-18
(3) Plate Holder Paper L ................................................................................. 3-18
“SA Power SW Cable” and “Frame Bottom” ...................................................... 3-19
SA Platen ........................................................................................................... 3-20
“SA Head Up Sensor PCB”, “SA TRA Sen PCB”, “FFC TRA Sensor” and
“Leaf Adjust Sensor U”....................................................................................... 3-21
(1) “Unit Sensor U” and “SA Head Up Sensor PCB”....................................... 3-21
(2) SA TRA Sen PCB...................................................................................... 3-22
(3) “FFC TRA Sensor” and “Leaf Adjust Sensor U” ........................................ 3-23
3-6-11. “Unit Head” and “Unit PF” .................................................................................. 3-26
3-6-12. “SA Head”, “Cam Head Adjust” and “Cam Head Balance”................................. 3-28
(1) “SA Head” Block ........................................................................................ 3-28
(2) “SA Head” and “Cam Head Adjust”............................................................ 3-30
(3) Cam
Balance ................................................................................... 3-32
“SA Ref Sensor PCB” and “Spring Adjust Sensor L” .......................................... 3-34
Platen Drive Gears, “Lever Head Lock”, Frames and “Plate Peeler” ................. 3-36
Summary of Contents for CL-E720DT
Page 1: ...Technical Manual CL E720DT Direct Thermal Barcode Label Printer ...
Page 5: ...Chapter 1 Specifications 1 1 CL E720DT CHAPTER 1 SPECIFICATIONS ...
Page 15: ...Chapter 2 Operating Principles 2 1 CL E720DT CHAPTER 2 OPERATING PRINCIPLES ...
Page 75: ...Chapter 3 Disassembly and Maintenance 3 1 CL E720DT CHAPTER 3 DISASSEMBLY AND MAINTENANCE ...
Page 119: ...Chapter 4 Troubleshooting 4 1 CL E720DT CHAPTER 4 TROUBLESHOOTING ...
Page 131: ...Chapter 5 Parts Lists 5 1 CL E720DT CHAPTER 5 PARTS LISTS ...
Page 159: ...Chapter 5 Parts Lists 5 29 CL E720DT DRAWING NO 7 Unit Opepane Rev 0 ...
Page 162: ...Chapter 5 Parts Lists CL E720DT 5 32 DRAWING NO 8 Accessories Rev 0 3 2 1 1 1 2 1 3 ...
Page 164: ...Chapter 6 Circuit Diagrams 6 1 CL E720DT CHAPTER 6 CIRCUIT DIAGRAMS ...
Page 183: ...Appendices AP 1 CL E720DT APPENDICES ...
Page 186: ...Appendices A Mounting Diagrams CL E720DT AP 4 2 Solder side ...