Citizen PPU-700 Service Manual
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Citizen PPU-700 Service Manual

Citizen PPU-700 Service Manual

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Service Manual

PRINTER PRESENTER UNIT
PPU-700
MODEL
Rev. 1.02 issued on July 13, 2006

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Summary of Contents for Citizen PPU-700

  • Page 1: Service Manual

    Service Manual PRINTER PRESENTER UNIT PPU-700 MODEL Rev. 1.02 issued on July 13, 2006...
  • Page 2 PPU-700 Service Manual REVISION Rev. Date Comment 1.00 2004/06/09 Newly issued 1.01 2005/03/29 New company name / Parts list revised 1.02 2006/07/13 Circuit Daigram(Main Board) revised...

  • Page 3: Table Of Contents

    PPU-700 Service Manual CONTENTS INTRODUCTION ............................1 1. FEATURES ............................1 2. SPECIFICATIONS..........................2 3. DISASSEMBLY AND REASSEMBLY....................3 3.1 Tools Used............................3 3.2 Disassembly Procedure ........................4 3.2.1 Disassembly of Unit ........................4 3.2.2 Disassembly of Feeder Unit......................7 3.2.3 Disassembly of Moving Unit.......................9 3.2.4 Disassembly of Mechanism .......................11 3.3 Reassembly Procedure ........................13...

  • Page 4: Introduction

    PPU-700 Service Manual INTRODUCTION This manual describes the disassembly, reassembly, and maintenance procedures of the line thermal printer PPU-700. 1. FEATURES • Paper side-insert mechanism facilitating paper insertion and maintenance. • Paper width can be chosen among 58, 67, 80, and 82.5 mm.

  • Page 5: Specifications

    PPU-700 Service Manual 2. SPECIFICATIONS PPU-700-RK PPU-700-RU Model PPU-700-PK PPU-700-PU Item PPU-700-UK PPU-700-UU Printing method Line thermal dot print method Print width 80 mm/640 dots Dot density 8 × 8 dots/mm (203 dpi) Print speed 150 mm/s (Fastest, print density level 2), (1200 dot lines/sec) Number of print Font A: 48 columns, 12 ×...

  • Page 6: Disassembly And Reassembly

    PPU-700 Service Manual 3. DISASSEMBLY AND REASSEMBLY Notes the following items when maintaining the printer. • Do not disassemble, reassemble, or adjust the printer unnecessarily when the printer operation is satisfactory. • Do not loosen the screws fixing each component carelessly.

  • Page 7: Disassembly Procedure

    PPU-700 Service Manual 3.2 Disassembly Procedure 3.2.1 Disassembly of Unit (1) Removing Control Box • Remove the three M3×6 (ST) screws and remove the Control Box Cover. M3×6 [ST] Control Box Cover • Remove the two M3×6 (ST) screws and remove...
  • Page 8 PPU-700 Service Manual (2) Removing Interconnection Board M2×3 [ST] • Remove the two M2×3 [ST] screws, pull the Interconnection Board up, and then disconnect the connector. Interconnection Board (3) Removing Feeder Unit • Remove the two M3×6 [ST] screws and remove the Feeder Unit.
  • Page 9 PPU-700 Service Manual (4) Removing Auto Cutter • Remove the Auto Cutter fixed at the convexed portion at both sides. Auto Cutter (5) Removing Moving Unit E-2.5 • Remove the E ring [E-2.5]. • Pull the Shaft out and remove the Moving Unit.

  • Page 10: Disassembly Of Feeder Unit

    PPU-700 Service Manual 3.2.2 Disassembly of Feeder Unit (1) Removing the P-Bracket M2.6×8 [BT] • Remove the M3×6 [BT] screw. • Remove the P-Bracket. (2) Removing the Upper Cover • Remove the four M2.6×8 [BT] screws. (3) Removing the Anti-static Brush •...
  • Page 11 PPU-700 Service Manual (5) Disassembling the Drive Unit • Remove the Hook of the Feed Roller and remove the Feed Roller Gear and Bushing. Hook Feed Roller Bushing Feed Roller Gear (6) Removing Clutch Assy. and DC Motor • Remove the E ring (E-2.5) and then remove the Motor Gear Clutch Assy.

  • Page 12: Disassembly Of Moving Unit

    PPU-700 Service Manual 3.2.3 Disassembly of Moving Unit (1) Removing the Platen Roller • Remove E-ring (E-4). • Remove the Platen Gear. • Remove the two M3×6 [BT] and two M3×6 [ST] screws and then remove the Side Chassis. E-ring (E-4) Platen Gear M3×6 [ST]...
  • Page 13 PPU-700 Service Manual (3) Disassembling Center Guide • Remove the Slider and Roller-SP and then remove the Feed Roller. Feed Roller Slider Center Guide Roller-SP (4) Disassembling Platen BK M2×6 [BT] • Remove the M2×6 [BT] screw. Paper Guide F. Blade-31...

  • Page 14: Disassembly Of Mechanism

    PPU-700 Service Manual 3.2.4 Disassembly of Mechanism (1) Removing Knob and Hook-R • Release the hook of the Knob using a flat-head screwdriver. Hook-R • Remove Knob, Hook-R, and EXT-SPRING-02. Knob EXT-SPRING-02 (2) Remove the Upper Guide. Upper Guide (3) Removing SW_Cable_Assy •...
  • Page 15 PPU-700 Service Manual (4) Removing Thermal Head Assy, Head SP, and SP-Holder Thermal Head Assy Head SP SP-Holder (5) Disassembling Thermal Head Assy M3×4 • Remove the M3×4 screw. • Remove the FFC. Head Holder Thermal Head (6) Disassembling Stepping Motor M3×6 [ST]...

  • Page 16: Reassembly Procedure

    PPU-700 Service Manual 3.3 Reassembly Procedure Reverse the procedure in “3.2 Disassembly Procedure”. 3.4 Lubrication (1) Oil (Grease) Furoyll G-943 (Kanto Kasei Co., Ltd.) (2) Lubrication points Gear holder shaft Platen roller shaft Feeder shaft and clutch Moving unit roller shaft...

  • Page 17: Troubleshooting

    PPU-700 Service Manual 4. TROUBLESHOOTING 4.1 Troubleshooting Procedure When a trouble occurs, confirm its phenomenon, locate a defective part in accordance with “4.2 Troubleshooting Guide”, and troubleshoot as described below. Find a trouble phenomenon in this column. If there are multiple phenomena, take all the Phenomenon corresponding items into consideration.
  • Page 18 PPU-700 Service Manual • Printing failure Phenomenon Cause Check Method Remedy No printing Faulty power supply Check whether the Use the specified AC specified AC adapter is adapter. used. Faulty control PCB assy — Replace the control PCB assy. Faulty connection of the...
  • Page 19 PPU-700 Service Manual • Paper feed failure Phenomenon Cause Check Method Remedy Paper is not fed or Faulty connection of the Check the connecting Connect the connector irregularly fed. motor connector condition of the motor correctly. connector. Defective motor Check the DC voltage If the supply voltage is with a DC voltmeter.
  • Page 20 PPU-700 Service Manual • Faulty ejection of paper Phenomenon Cause Check Method Remedy Paper is not ejected. Faulty paper path Check whether paper Eliminate unnecessary remainder is present in the paper. paper path. Scratch in paper path Check the paper path for Replace the paper guide.
  • Page 21 PPU-700 Service Manual • Faulty sensor Phenomenon Cause Check Method Remedy Does not detect presence Faulty paper sensor Check whether the Replace the sensor PCB of paper. ERROR lamp flickers assy. when paper is out. Does not detect paper Faulty paper near-end Remove the paper near-end status.

  • Page 22: Service Parts List

    PPU-700 Service Manual 5. SERVICE PARTS LIST 5.1 Parts List for Mechanism For parts used for maintenance, refer to the attached service parts list. ＱＴＹ PARTS Ｎｏ. DESCRIPTION REMARKS 500327-00 MainChassis SP-42RD-020S Stepping motor (SP-42RD-020S) KF2003-GF-48B Thermal head (KF2003-GF48B) ACS-531F...
  • Page 23 PPU-700 Service Manual ＱＴＹ PARTS Ｎｏ. DESCRIPTION REMARKS 600393-00 CenterGuide 600394-00 FeedRoller 600395-00 Slider 500337-00 CenterChassis 800458-00 Platen 600396-00 Guide-L 600397-00 Guide-R 600398-00 PaperGuide 600399-00 Platen-BK 600376-00 PlatenGear 500338-00 SideChassis 500318-00 F.Blade-31 650001-00 PlatenBushing 800417-00 Ｏ-Ring 700023-01 Roller-SP 000011-00 ＡｎｔｉStaticBrush...
  • Page 24 F01220-03 Screw,PHT,M2×3 F60225-00 E-ring E-2.5 500341-00 ControlBoxCover 500342-00 ControlBox 800481-00 Insulator 104-1 950049-00 PPU-700 Main PCB ASSY JPN 104-2 950050-00 PPU-700 Main PCB ASSY USA/EUR USA/EUR 105-1 950033-00 IF PCB Assy (Serial) 105-2 950034-00 IF PCB Assy (Serial) inchi Inch...
  • Page 25 PPU-700 Service Manual Electronics parts of main board Mark PARTS No. DESCRIPTION PARTS NAME REMARKS H130004-10 V850E/MA1 H110024-00 SN74LV02APW H-CMOS H110008-00 SN74LV00APW H-CMOS IC4,300 H110025-00 SN74AHCT244PW H-CMOS H110017-00 SN74LV32APW C-CMOS H110026-00 SN74LV123APW C-CMOS IC100 H170002-10 Si-8401L DC/DC IC101 H170003-10 μPC29M33AT...
  • Page 26 PPU-700 Service Manual R405 H360017-00 MCR10EZHJ333 Chip Resister R500 H360006-00 MCR10EZHJ331 Chip Resister R501 MCR10EZHJ471 Chip Resister R504,505 MCR10EZHJ470 Chip Resister R600,604 H360004-00 MCR10EZHJ181 Chip Resister R700,701 RK73H2ATD 4.7MΩ Chip Resister R100 MCR18EZHJ101 Chip Resister RA1,2,210,300,301,400 H330006-00 BCN168SB473J7 Resister Array...
  • Page 27 PPU-700 Service Manual Electronics parts of relay board Mark PARTS No. DESCRIPTION PARTS NAME REMARKS H500053-10 4-292208-0 Connector H500030-10 CFF1128-0101 Connector H500006-10 5267-04A Connector H500052-10 53014-0510 Connector H500042-10 B6B-PH-K-S Connector H500015-10 53014-0310 Connector H500041-10 53014-0410 Connector R1,2 H360004-00 MCR10EZHJ181 Chip Resister...

  • Page 28: Exploded View Of Mechanism

    PPU-700 Service Manual 5.2 Exploded View of Mechanism...
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  • Page 33: Main Board

    PPU-700 Service Manual 5.3 Main Board...

  • Page 34: Circuit Diagram

    PPU-700 Service Manual 6. CIRCUIT DIAGRAM 6.1 Main Board...

  • Page 35: Interconnecting Board

    PPU-700 Service Manual 6.2 Interconnecting Board...

  • Page 36: Serial Interface

    PPU-700 Service Manual 6.3 Serial Interface LA1A LA1B LA1C LA1D IC 1 R1IN R1OUT LA2A R2IN R2OUT VC C T1IN T1OUT LA2B T2IN T2OUT LA2C VC C SP232ECN 16V100u LA2D 70013-025-03(04) R1IN R1OUT R2IN R2OUT T1IN T1OUT T2IN T2OUT D S 1...

  • Page 37: Parallel Interface

    PPU-700 Service Manual 6.4 Parallel Interface IC3A RA6D RA3 3.3K 74LV74A VCC 14 GND 7 VCC 20 74HCT573 100K GND 10 IC5E IC5D RA7 33 10 0 74LV14A VCC 14 GND 7 VC C RA8 33 74HCT573 IC3B VCC 20 57RE-40360-730B 3.3K...

  • Page 38: External View

    PPU-700 Service Manual 7. EXTERNAL VIEW Note 1) Paper Collection Slot Note 2) 40.5 min. 40.5 min. Printer Setting Position Printer Hole Dimensions Paper Insertion Path Range Notes: 1) Fix at 2 places or more in one side totaling 4 places or more.

This manual is also suitable for:

Ppu-700-rkPpu-700-pkPpu-700-ukPpu-700-ruPpu-700-puPpu-700-uu

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