Citizen iDP3240 Service Manual
Citizen iDP3240 Service Manual

Citizen iDP3240 Service Manual

Line thermal printer
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Service Manual

LINE THERMAL PRINTER
iDP3240
MODEL
Rev. 1.0 First created Feb 10th, 2000

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Summary of Contents for Citizen iDP3240

  • Page 1: Service Manual

    Service Manual LINE THERMAL PRINTER iDP3240 MODEL Rev. 1.0 First created Feb 10th, 2000...
  • Page 2 REVISION Rev.No. Date Content Rev. 1.0 Feb 10th, 2000 First created...
  • Page 3: Table Of Contents

    3.1 Parts List ..................... 10 3.2 Exploded View 1 ..................12 3.2 Exploded View 2 ..................13 4 iDP3240 CIRCUIT DIAGRAMS ..........14 4.1 Parts List for Control PCB Assy ..............14 4.2 Block diagram .................... 18 4.3 Parts Layout Drawing ................. 19 4.3.1 Control PCB Assy –Top side of the board...
  • Page 4: Mechanisms And Operating Principles

    SERVICE MANUAL 1. MECHANISMS AND OPERATING PRINCIPLES The basic mechanism of the printer and their operating principles are explained for each block as follows: • Power transmission and mechanism for feeding recording paper • Sensor mechanism • Print head mechanism 1.1 Power transmission and mechanism for feeding...
  • Page 5: Mechanism For Attaching And Detaching The Platen Roller

    SERVICE MANUAL 1.2 Mechanism for attaching and detaching the platen roller The platen roller, which is a part of the mechanism for feeding recording paper, is removable with this printer. The platen roller, which has the platen gear, platen bushings and platen holder attached, comprises a platen roller unit.
  • Page 6: Paper-Near-End Sensor

    SERVICE MANUAL 1.3.2 Paper-near-end sensor The paper-near-end sensor detects when the remaining amount of recording paper becomes small. When the remaining amount of recording paper decreases (about 50 cm to 2 m for specified recording paper), the outside diameter of the paper roll becomes small with its edge surface getting out of the range of the sensor.
  • Page 7: Print Data And Print Position

    SERVICE MANUAL 1.4.2 Print data and print position The 832-bit print data numbered 1 to 832 and transferred by DATA IN (DI) are printed at the positions indicated in the following diagram. Direction of paper feed Direction of paper feed...
  • Page 8: Disassembling And Assembling Methods

    SERVICE MANUAL 2. DISASSEMBLING AND ASSEMBLING METHODS The following precautions should be adhered to at the time of maintenance. (1) Do not disassemble, assemble or adjust the printer if it is operating satisfactorily. In particular, do not carelessly loosen the screws holding various parts in place.
  • Page 9: Remove The Top Cover

    SERVICE MANUAL 2.2.3 Remove the top cover: (1) Disengage the wire springs from the hooks on the top cover, and then remove the platen roller SA. (2) Remove screws M3×8 (three locations). (3) Placing the printer upside down, insert a flat-end screwdrive into the gap between the case...
  • Page 10: Remove The Pressure Roller

    SERVICE MANUAL 2.2.6 Remove the pressure roller: Roller (1) Remove the 2 M2.6×6 Screws from Roller holder Pan head screw M2.6 × 6 the printer cover. (2) Bend the roller spring to remove it Roller spring from the roller holder.
  • Page 11: Remove The Thermal Head From The Chassis

    SERVICE MANUAL 2.2.10 Remove the thermal head from the chassis: (1) Remove the 2 M3×4 screws holding the Connecting cable head from the underside of the chassis. (2) Detach the cable on the underside of the chassis from hooks.
  • Page 12: Remove The Wire Springs From The Chassis

    SERVICE MANUAL 2.2.13 Remove the wire springs from the chassis: (1) Raise the wire springs until vertical, then Wire spring push them down (with care not to deform them) to remove. Chassis Note: Assemble all parts by following the disassembling procedure in reverse order.
  • Page 13: Mechanical Service Parts List

    SERVICE MANUAL 3. MECHANICAL SERVICE PARTS LIST 3.1 Parts List Q’ty Ref. No. Parts No. Description Remarks 3240 E4002-620 CHASSIS E8510-050 MOTOR Assy E8010-380 MOTOR BK E8017-110 MOTOR (SMB40-4850-D) SCREW,PH,M3 × 5 23G 75069 E6601-430 WIRE SP E620 20430...
  • Page 14 SERVICE MANUAL Q’ty Ref. No. Parts No. Description Remarks 3240 PLATEN PLATEN BUSHING PLATEN GEAR PLATEN HOLDER E-RING No.4 AC ADAPTER 31AD E6100-735 AC CORD SET-1 (JPN) E6100-730 AC CORD SET-2 (USA) E6100-765 AC CORD SET-3 (EUR) E5103-560 Switching plug KPR-25-B...
  • Page 15: Exploded View 1

    SERVICE MANUAL 3.2 Exploded View 1...
  • Page 16: Exploded View 2

    SERVICE MANUAL 3.2 Exploded View 2...
  • Page 17: Idp3240 Circuit Diagrams

    SERVICE MANUAL 4 iDP3240 CIRCUIT DIAGRAMS 4.1 Parts List for Control PCB Assy Q’ty Ref. No. Parts No. Description Remarks GATE ARRAY FLASH-ROM 4M product DC/DC CONVERTER RESET IC IC7,8 INTERFACE IC7,8 H-CMOS H-CMOS IC101 IC101 KANJI ROM Only mounted for JPN...
  • Page 18 SERVICE MANUAL Q’ty Ref. No. Parts No. Description Remarks R34,39, RESISTOR 44,3 R34,39, RESISTOR 44,53,3 R31,36,41 R31,36,41 RESISTOR RESISTOR R23,24 RESISTOR RESISTOR R18~20, RESISTOR 26,30 R18~20, RESISTOR 26,30 R11,12 R11,12 RESISTOR R1,2,16, RESISTOR 21,29 R1,2,16, RESISTOR 21,29 R5~7,17, 22,25,27,...
  • Page 19 SERVICE MANUAL Q’ty Ref. No. Parts No. Description Remarks C1,2,37 CERAMIC CAPACITOR C1,2,31 CERAMIC CAPACITOR C3,30 CERAMIC CAPACITOR C4,5,8~11, 18,26~36, CERAMIC CAPACITOR CP1,CP5~ C4,5,8~11, 18,26, CERAMIC CAPACITOR CP1~16 C12,13, CERAMIC CAPACITOR 16,106 C12,13, 16,28, CERAMIC CAPACITOR C14,15 C14,15 CERAMIC CAPACITOR...
  • Page 20 SERVICE MANUAL Q’ty Ref. No. Parts No. Description Remarks CONNECTOR CONNECTOR CONNECTOR CONNECTOR CONNECTOR CONNECTOR CONNECTOR CONNECTOR (CN9-2) (CN9-2) CONNECTOR JPN/EUR CN10 CONNECTOR specifications only CN10 CONNECTOR specifications only CN10 CONNECTOR L1,2,4~7, 18~32,37 FERRITE BEADS 38,40 L1,2,4~7, 18~32,37 FERRITE BEADS...
  • Page 21: Block Diagram

    SERVICE MANUAL 4.2 Block diagram OSC 20MHz Flash Memory Feed Switch Print Head Cover Switch Cutter Driver DIP Switch Paper Near-end Paper End Stepping Driver Motor DC 5V DC 24V Driver Interface Reset Power Source DC 24V 1.8A Drawer1...
  • Page 22: Parts Layout Drawing

    SERVICE MANUAL 4.3 Parts Layout Drawing 4.3.1 Control PCB Assy –Top side of the board (Serial Interface D-sub 25) (Right angled) (3240-01)
  • Page 23: Control Pcb Assy-Reverse Side Of The Board

    SERVICE MANUAL 4.3.2 Control PCB Assy–Reverse side of the board...
  • Page 24: Control Pcb Assy -Top Side Of The Board (Parallel Interface)

    SERVICE MANUAL 4.3.3 Control PCB Assy –Top side of the board (Parallel Interface)
  • Page 25: Control Pcb Assy-Reverse Side Of The Board

    SERVICE MANUAL 4.3.4 Control PCB Assy–Reverse side of the board...
  • Page 26: Circuit Diagram

    SERVICE MANUAL 4.4 Circuit Diagram 4.4.1 Control PCB Assy (Serial Interface D-sub 25)
  • Page 27: Control Pcb Assy (Parallel Interface)

    SERVICE MANUAL 4.4.2 Control PCB Assy (Parallel Interface)
  • Page 28: Troubleshooting

    SERVICE MANUAL 5. TROUBLESHOOTING 5.1 Troubleshooting Procedure When a trouble occurs, be sure to ascertain the phenomenon and then determine where the problem is located in accordance with “(2) Repair guide”. Then remedy in accordance with the specified repair method.
  • Page 29: Repair Guide

    SERVICE MANUAL 5.2 Repair guide 5.2.1 Faulty power supply Phenomenon Cause Check Method Repair Method Power does not come The AC adapter is not Connect the designated ON. (POWER lamp connected. AC adapter. does not light up.) Fuse is blown.
  • Page 30: Faulty Printing

    SERVICE MANUAL 5.2.2 Faulty printing Phenomenon Cause Check Method Repair Method Printer doesn’t Improper power supply. Check if designated AC Use designated AC adapter. print. adapter is used. Improper mounting of Check the mounting of Mount the control board the control board.
  • Page 31: Faulty Feeding Of Recording Paper

    SERVICE MANUAL 5.2.3 Faulty feeding of recording paper Phenomenon Cause Check Method Repair Method Recording paper Improper connection of Check the state of the Connect the connector is not fed. Or motor connector. connection of the correctly. feeding is connector.
  • Page 32: Faulty Sensor

    SERVICE MANUAL 5.2.4 Faulty sensor Phenomenon Cause Check Method Repair Method No detection of Defective paper sensor. Replace the thermal head Replace the PE sensor whether or not assembly and check if assembly. recording paper is operation is normal. Confirm present.
  • Page 33: Outline Drawing

    SERVICE MANUAL 6. OUTLINE DRAWING...

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