Citizen CBM-262 Service Manual
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Citizen CBM-262 Service Manual

Citizen CBM-262 Service Manual

Line thermal printer
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Service Manual

LINE THERMAL PRINTER
CBM-262
MODEL
Rev.1.00 First created June.18th,1996

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Summary of Contents for Citizen CBM-262

  • Page 1: Service Manual

    Service Manual LINE THERMAL PRINTER CBM-262 MODEL Rev.1.00 First created June.18th,1996...
  • Page 2 REVISION Rev.No. Date Content Rev. 1.00 June.18,1996 First created...
  • Page 3 CONTENTS Chapter 1 Disassembly Reassembly Maintenance Chapter 2 Circuit Diagrams Chapter 3 Parts Lists Chapter 4 Appendix...
  • Page 4 CHAPTER 1 DISASSEMBLY REASSEMBLY MAINTENANCE...

  • Page 5: Table Of Contents

    CHAPTER 1 Disassembly,Reassembly,Maintenance Contents 1. Cautions Concerning Maintenance ................ 1-1 2. Supplying Oil ......................1-2 3. Maintenance Tools ....................1-3 4. Other ......................... 1-3 5. Removing the Printer Covers ................. 1-4 Removing the Cover R ..................1-4 Removing the Cover J ................... 1-4 6.

  • Page 6: Cautions Concerning Maintenance

    CBM-262 SERVICE MANUAL 1 Disassembly,Reassembly,Maintenance 1. Cautions Concerning Maintenance Warning (1) When disassembling, reassembling or adjusting the printer, disconnect the AC adapter from the printer. (2) When replacing a fuse, switch off the power switch first. (3) A fuse is used for fire prevention. Be sure to use the same type when replacing the fuse.

  • Page 7: Supplying Oil

    CBM-262 SERVICE MANUAL 2. Supplying Oil (1) Oiling Intervals This printer is maintenance free, and supplying of oil is unnecessary under conditions of normal use. Supply oil when disassembling, reassembling, replacing parts or cleaning. (2) Types of Oil Froil Grease, Cat. No.G-311S, Kanto Kasei Kogyo (Co.,Ltd.) Epiknock Grease, Cat.

  • Page 8: Maintenance Tools

    CBM-262 SERVICE MANUAL 3. Maintenance Tools The following maintenance tools are necessary when replacing components, etc. in the printer in field service. Name Quantity Remarks No.1(+)Screwdriver For M3, M4 mm screws (Shaft length: 200 mm) No.2(+)Screwdriver For M2-M2.6 mm screws (Shaft length: 200 mm) (–)Screwdriver...

  • Page 9: Removing The Printer Covers

    CBM-262 SERVICE MANUAL 5. Removing the Printer Covers Removing the Cover R 1) Open the Cover R.(→ ) 2) Pull it out toward the front.(→ ) Removing the Cover J 1) Open the Cover J.(→ ) 2) Open it further toward the back and pull it out.(→ ) 6.

  • Page 10: Removing The Journal Cover Key

    CBM-262 SERVICE MANUAL 7. Removing the Journal Cover Key If the optional cover key is set, remove the key by the following procedure. 1) Take out the hexagonal nut (M6). 2) Remove the key lever. 3) Take out the hexagonal nut (M12).

  • Page 11: Removing The Spool And Writing Plate

    CBM-262 SERVICE MANUAL 8. Removing the Spool and Writing Plate Removing the Spool 1) Remove the spool by lifting it in the arrow direction. 2) Take the spool partner out in the arrow direction. Removing the Writing Plate 1) Press the arrow mark on the writing plate to release the lock.

  • Page 12: Removing The Case L

    CBM-262 SERVICE MANUAL 9. Removing the Case L 1) Take out the four screws holding the case L. 2) Set the printer’s paper release lever toward the rear. 3) Remove the case L. Note When removing the case L, be careful not to pull on or break any cables.

  • Page 13: Removing The Near End Switch Subassembly

    CBM-262 SERVICE MANUAL 10. Removing the Near End Switch Subassembly 1) Using a coin, etc. loosen the screw holding the near end switch subassembly. 2) Remove the near end switch subassembly in the arrow direction. Note Near end switch subassemblies are located in two places, on the receipt side and on the journal side.

  • Page 14: Removing The Paper Near End Sensor Subassembly

    CBM-262 SERVICE MANUAL 12. Removing the Paper Near End Sensor Subassembly 1) Remove the screw used to set the ground wire. 2) Remove the spring holding the near end switch lever. 3) Remove the near end switch lever. 4) Take out the two screws holding the paper near end sensor subassembly (microswitch).

  • Page 15: Removing The Receipt And Journal Printer Units And Winder Drive Subassembly

    CBM-262 SERVICE MANUAL 13. Removing the Receipt and Journal Printer Units and Winder Drive Subassembly Removing the Receipt Printer Unit 1) Take out the two screws holding the printer unit. 2) Disconnect Cable 1, Head Cable 1 and the Operation Panel Cable from the printer unit.

  • Page 16: Removing The Spool Gear, Winder Pulley And Spool Idle Gear

    CBM-262 SERVICE MANUAL 14. Removing the Spool Gear, Winder Pulley and Spool Idle Gear 1) Remove the E-ring holding the spool gear. 2) Take off the spool gear. 3) Remove the E-ring holding the winder pulley. 4) Take off the winder pulley.

  • Page 17: Removing The Bottom Plate

    CBM-262 SERVICE MANUAL 15. Removing the Bottom Plate 1) Take out the two screws holding the bottom plate. 2) Disconnect the cables connected to the main circuit board. 3) Take out the four screws used to mount the main circuit board.

  • Page 18: Removing The Bracket R (Receipt Side)

    CBM-262 SERVICE MANUAL 17. Removing the Bracket R (Receipt Side) Removing the Auto Cutter 1) Take out the two screws holding the auto cutter. 2) Remove the auto cutter upward. 3) Disconnect the connector connecting the auto cutter and the relay board.

  • Page 19: Removing The Printer Mechanism

    CBM-262 SERVICE MANUAL Removing the Printer Mechanism 1) Take out the two screws holding the printer mechanism. 2) Remove the printer mechanism upward. 3) Take out the screw used to attach the ground wire. 4) Disconnect the connector connecting the printer mechanism and the relay board.

  • Page 20: Removing The Bracket J (Journal Side)

    CBM-262 SERVICE MANUAL 18. Removing the Bracket J (Journal Side) Removing the Printer Mechanism 1) Take out the two screws holding the printer mechanism. 2) Remove the printer mechanism upward. 3) Take out the screw used to attach the ground wire.

  • Page 21: Cautions Concerning Reassembly And Adjustments

    CBM-262 SERVICE MANUAL 19. Cautions Concerning Reassembly and Adjustments Reassembly is done by following the disassembly procedure in reverse order. However, observe the following cautions during reassembly. Cautions When Reassembling the Case L 1) Set the printer mechanism’s head up lever in the head down state.

  • Page 22: Cautions When Reassembling The Winder Drive Subassembly

    CBM-262 SERVICE MANUAL Cautions When Reassembling the Winder Drive Subassembly Apply Epiknock Grease to the gear shafts (2 places) and the spool idle gear (1 place). 1-17...

  • Page 23: Adjusting The Near End Switch Subassembly

    CBM-262 SERVICE MANUAL Adjusting the Near End Switch Subassembly The receipt side and journal side near end sensors are for signaling to the ERROR indicator when the diameter of the roll paper becomes small. since the amount of roll paper remaining can differ depending on the thickness of the roll’s core, adjust the sensor to match the thickness of the roll...

  • Page 24: Adjusting The Timing Belt

    CBM-262 SERVICE MANUAL Adjusting the Timing Belt 1) Loosen the screw holding the winder drive subassembly. 2) Adjust the belt tension to the specified value using a dial tension gauge. Note To adjust the belt tension, loosen the winder drive subassembly mounting screw and move the winder drive subassembly backward or forward.
  • Page 25 CHAPTER 2 CIRCUIT DIAGRAMS...

  • Page 26: Circuit Diagrams

    CHAPTER 2 Circuit Diagrams Contents 1.INTER-CONNECTION (RS-232C) ................2-1 2.MAIN PCB (RS-232C) ....................2-2 CPU .......................... 2-2 MEMORY ........................ 2-3 GATE ARRAY ......................2-4 PANEL CONT.& DRWER ..................2-5 HEAD CONT.& DIP SWITCH ................2-6 RECEIPT CONT...................... 2-7 JOURNAL CONT....................2-8 POWER ........................

  • Page 27: Inter-Connection (Rs-232C)

    CBM-262 SERVICE MANUAL 1. INTER-CONNECTION (RC-232C)

  • Page 28: Main Pcb (Rs-232C)

    CBM-262 SERVICE MANUAL 2. MAIN PCB (RC-232C)

  • Page 29: Memory

    CBM-262 SERVICE MANUAL MAIN PCB (RC-232C) MEMORY...

  • Page 30: Gate Array

    CBM-262 SERVICE MANUAL MAIN PCB (RC-232C) GATE ARRAY...

  • Page 31: Panel Cont.& Drwer

    CBM-262 SERVICE MANUAL MAIN PCB (RC-232C) PANEL CONT.&DRAWER...

  • Page 32: Head Cont.& Dip Switch

    CBM-262 SERVICE MANUAL MAIN PCB (RC-232C) HEAD CONT.& DIP SWITCH...

  • Page 33: Receipt Cont

    CBM-262 SERVICE MANUAL MAIN PCB (RC-232C) RECEIPT CONT.

  • Page 34: Journal Cont

    CBM-262 SERVICE MANUAL MAIN PCB (RC-232C) JOURNAL CONT.

  • Page 35: Power

    CBM-262 SERVICE MANUAL MAIN PCB (RC-232C) POWER...

  • Page 36: Serial I/F

    CBM-262 SERVICE MANUAL MAIN PCB (RC-232C) SERIAL I/F 2-10...

  • Page 37: Inter-Connection (Centronics)

    CBM-262 SERVICE MANUAL 3. INTER-CONNECTION (CENTRONICS) 2-11...

  • Page 38: Main Pcb (Centronics)

    CBM-262 SERVICE MANUAL 4. MAIN PCB (CENTRONICS) 2-12...

  • Page 39: Memory

    CBM-262 SERVICE MANUAL MAIN PCB (CENTRONICS) MEMORY 2-13...

  • Page 40: Gate Array

    CBM-262 SERVICE MANUAL MAIN PCB (CENTRONICS) GATE ARRAY 2-14...
  • Page 41 CBM-262 SERVICE MANUAL MAIN PCB (CENTRONICS) PANEL CONT.& DRAWER 2-15...

  • Page 42: Head Cont.& Dip Switch

    CBM-262 SERVICE MANUAL MAIN PCB (CENTRONICS) HEAD CONT.& DIP SWITCH 2-16...

  • Page 43: Receipt Cont

    CBM-262 SERVICE MANUAL MAIN PCB (CENTRONICS) RECEIT CONT. 2-17...

  • Page 44: Journal Cont

    CBM-262 SERVICE MANUAL MAIN PCB (CENTRONICS) JOURNAL CONT. 2-18...

  • Page 45: Power

    CBM-262 SERVICE MANUAL MAIN PCB (CENTRONICS) POWER 2-19...

  • Page 46: Centronics I/F

    CBM-262 SERVICE MANUAL MAIN PCB (CENTRONICS) CENTRONICS I/F 2-20...

  • Page 47: Ope-Pane Pcb

    CBM-262 SERVICE MANUAL 5. OPE-PANE PCB 2-21...

  • Page 48: Connect Pcb 1

    CBM-262 SERVICE MANUAL 6. CONNECT PCB 1 2-22...

  • Page 49: Connect Pcb 2

    CBM-262 SERVICE MANUAL 7. CONNECT PCB 2 2-23...
  • Page 50 CHAPTER 3 PARTS LISTS...

  • Page 51: Parts Lists

    CHAPTER 3 Parts Lists Contents Electrical Parts ....................Unit, Main PCB (RS-232C) ..................3-1 Unit, Main PCB (Centronics) ..................3-7 SA, Ope-Pane PCB 1 ....................3-12 SA, Connect PCB 1 ....................3-15 SA, Connect PCB 2 ....................3-18 Mechanical Parts .................... 3-21 1.
  • Page 52 CBM-262 SERVICE MANUAL Parts List & Location for Unit, Main PCB (RS-232C) Revision Up List Sheet No. Rev.No. Date Jun.18.1996 Jun.18.1996 Jun.18.1996...
  • Page 53 CBM-262 SERVICE MANUAL Sample layout Main PCB (RS-232C) <Parts side>...
  • Page 54 CBM-262 SERVICE MANUAL Sample layout Main PCB (RS-232C) <Soldered side>...

  • Page 55: Unit, Main Pcb (Rs-232C)

    CBM-262 SERVICE MANUAL Parts List for CBM-262 Unit, Main PCB (RS-232C) Sheet No. 1/3 Rev. No. 1 Item Part No. Part Name Type Q'ty Manufacturer Location PC66804-0 Unit, Main PCB(with ROM) <for Japan> PC66806-0 Unit, Main PCB(with ROM) <for USA/Europe>...
  • Page 56 CBM-262 SERVICE MANUAL Parts List for CBM-262 Unit, Main PCB (RS-232C) Sheet No. 2/3 Rev. No. 1 Item Part No. Part Name Type Q'ty Manufacturer Location C3905-015 Transistor(Res.) FMA4A Rohm DTRA1 C3905-006 Transistor(Res.) DTA114WK Rohm DTR1,4 C3905-014 Transistor(Res.) DTC114WK Rohm...
  • Page 57 CBM-262 SERVICE MANUAL Parts List for CBM-262 Unit, Main PCB (RS-232C) Sheet No. 3/3 Rev. No. 1 Item Part No. Part Name Type Q'ty Manufacturer Location C4922-753 Res.Chip 1/10W,±5%,75KΩ R18,33 C4932-063 Res.Chip 1/10W,±1%,30KΩ R26,39 C4922-512 Res.Chip 1/10W,±5%,5.1KΩ C4922-103 Res.Chip 1/10W,±5%,10KΩ...
  • Page 58 CBM-262 SERVICE MANUAL Parts List & Location for Unit, Main PCB (Centronics) Revision Up List Sheet No. Rev.No. Date Jun.18.1996 Jun.18.1996...
  • Page 59 CBM-262 SERVICE MANUAL Sample layout Main PCB (Centronics) <Parts side>...
  • Page 60 CBM-262 SERVICE MANUAL Sample layout Main PCB (Centronics) <Soldered side>...

  • Page 61: Unit, Main Pcb (Centronics)

    CBM-262 SERVICE MANUAL Parts List for CBM-262 Unit, Main PCB (Centronics) Sheet No. 1/2 Rev. No. 1 Item Part No. Part Name Type Q'ty Manufacturer Location PC66805-0 Unit, Main PCB(with ROM) <for Japan> PC66807-0 Unit, Main PCB(with ROM) <for USA/Europe>...
  • Page 62 CBM-262 SERVICE MANUAL Parts List for CBM-262 Unit, Main PCB (Centronics) Sheet No. 2/2 Rev. No. 1 Item Part No. Part Name Type Q'ty Manufacturer Location C3621-001 Diode(Silicon) MA151WK Matsushita (C3621-002) MA152WK Matsushita (C3621-000) DAN202K Rohm (C3621-003) DCB010 Sanyo C6180-093...
  • Page 63 CBM-262 SERVICE MANUAL Parts List & Location for SA, Ope-Pane PCB 1 Revision Up List Sheet No. Rev.No. Date Jun.18.1996 3-12...
  • Page 64 CBM-262 SERVICE MANUAL Sample layout Ope-Pane PCB <Parts side> <Soldered side> 3-13...

  • Page 65: Sa, Ope-Pane Pcb 1

    CBM-262 SERVICE MANUAL Parts List for CBM-262 SA, Ope-Pane PCB 1 Sheet No. 1/1 Rev. No. 1 Item Part No. Part Name Type Q'ty Manufacturer Location PC66730-0 SA,Ope-Pane PCB 1 C3803-054 SEL6510G Sanken LED1 C3803-056 SEL6810D Sanken LED2 Switch(Key) C7640-023...
  • Page 66 CBM-262 SERVICE MANUAL Parts List & Location for SA, Connect PCB 1 Revision Up List Sheet No. Rev.No. Date Jun.18.1996 3-15...
  • Page 67 CBM-262 SERVICE MANUAL Sample layout Connect PCB 1 <Parts side> <Soldered side> 3-16...

  • Page 68: Sa, Connect Pcb 1

    CBM-262 SERVICE MANUAL Parts List for CBM-262 SA, Connect PCB 1 Sheet No. 1/1 Rev. No. 1 Item Part No. Part Name Type Q'ty Manufacturer Location SA,Connect PCB 1 PC66790-0 C6198-713 Connector 13FE-BT-VK-N CN10 C6196-804 Connector 53047-0410 Molex CN11 C6196-806...
  • Page 69 CBM-262 SERVICE MANUAL Parts List & Location for SA, Connect PCB 2 Revision Up List Sheet No. Rev.No. Date Jun.18.1996 3-18...
  • Page 70 CBM-262 SERVICE MANUAL Sample layout Connect PCB 2 <Parts side> <Soldered side> 3-19...

  • Page 71: Sa, Connect Pcb 2

    CBM-262 SERVICE MANUAL Parts List for CBM-262 SA, Connect PCB 2 Sheet No. 1/1 Rev. No. 1 Item Part No. Part Name Type Q'ty Manufacturer Location PC66791-0 SA,Connect PCB 2 C6198-713 Connector 13FE-BT-VK-N CN15 Connector C6196-804 53047-0410 Molex CN16 C6196-806...
  • Page 72 CBM-262 SERVICE MANUAL Drawing No.1 Parts List & Location for General Assembly Revision Up List Sheet No. Rev.No. Date Jun.18.1996 3-21...
  • Page 73 CBM-262 SERVICE MANUAL Drawing No.1 General Assembly 3-22...

  • Page 74: General Assembly

    CBM-262 SERVICE MANUAL Parts List for CBM-262 General Assembly Drawing No.1 Sheet No. 1/1 Rev. No. 1 Location Part No. Part Name Q'ty/Unit Remark PC56204-0 Cover,Window PC56203-0 Cover J PB56202-0 Cover R PC54104-0 Plate,Magnet T5429-02 Spool Partner PC29901-0 O Ring,P8...
  • Page 75 CBM-262 SERVICE MANUAL Drawing No.2 Parts List & Location for Mechanism Unit Revision Up List Sheet No. Rev.No. Date Jun.18.1996 3-24...
  • Page 76 CBM-262 SERVICE MANUAL Drawing No.2 Mechanism Unit 3-25...

  • Page 77: Mechanism Unit

    CBM-262 SERVICE MANUAL Parts List for CBM-262 Mechanism Unit Drawing No.2 Sheet No. 1/1 Rev. No. 1 Location Part No. Part Name Q'ty/Unit Remark PB99802-0 Unit,Printer(LT-283 for Journal) PB12-CBWXX PC26901-0 Belt,Timing,Winder E00130-04 Screw,PH,M3×4 for RS-232C I/F PC66791-0 SA,Connect PCB 2 E11130-06 Screw,PHT(ST),M3×6...
  • Page 78 CBM-262 SERVICE MANUAL Drawing No.3 Parts List & Location for Electrical Component Unit Revision Up List Sheet No. Rev.No. Date Jun.18.1996 3-27...
  • Page 79 CBM-262 SERVICE MANUAL Drawing No.3 Electrical Component Unit <RS-232C I/F> <Centronics I/F> 3-28...

  • Page 80: Electrical Component Unit

    CBM-262 SERVICE MANUAL Parts List for CBM-262 Electrical Component Unit Drawing No.3 Sheet No. 1/1 Rev. No. 1 Location Part No. Part Name Q'ty/Unit Remark E11630-06 Screw,TP(ST),M3×6 PC69900-0 Screw,I/F(mm) for RS-232C I/F PC66804-0 Unit,Main PCB(with ROM) for RS-232C I/F,Japan PC66806-0...
  • Page 81 CBM-262 SERVICE MANUAL Recommeded Spare Parts List Revision Up List Sheet No. Rev.No. Date Jun.18.1996 3-30...

  • Page 82: Recommended Spare Parts List

    CBM-262 SERVICE MANUAL Parts List for CBM-262 Recommended Spare Parts List Sheet No. 1/1 Rev. No. 1 Item Q'ty/ Maint.Class Location Part No. Part Name Remark Unit Worn Casual PC29901-0 O Ring,P8 1-13 PC68700-0 SA,Paper Near End Sensor 1 PB99802-0...
  • Page 83 CHAPTER 4 APPENDIX...
  • Page 84 CHAPTER 4 Appendix Contents External View ....................4-1...

  • Page 85: External View

    CBM-262 SERVICE MANUAL EXTERNAL VIEW...

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