Citizen PPU-700 Service Manual

Service ManualPRINTER PRESENTER UNITMODEL PPU-700Rev. 1.00T Newly issued on Jan.15 2007

PPU-700 Service Manual 6 (4) Removing Auto Cutter • Remove the Auto Cutter fixed at the convexed portion at both sides. (5) Removin

PPU-700 Service Manual 7 3.2.2 Disassembly of Feeder Unit (1) Removing the P-Bracket • Remove the M3×6 [BT] screw. • Remove the P-Bracket. (2) Rem

PPU-700 Service Manual 8 (5) Disassembling the Drive Unit • Remove the Hook of the Feed Roller and remove the Feed Roller Gear and Bushing.

PPU-700 Service Manual 9 3.2.3 Disassembly of Moving Unit (1) Removing the Platen Roller • Remove E-ring (E-4). • Remove the Platen Gear. • Remove

PPU-700 Service Manual 10 (3) Disassembling Center Guide • Remove the Slider and Roller-SP and then remove the Feed Roller. (4

PPU-700 Service Manual 11 3.2.4 Disassembly of Mechanism (1) Removing Knob and Hook-R • Release the hook of the Knob using a flat-head screwdriver.

PPU-700 Service Manual 12 (4) Removing Thermal Head Assy, Head SP, and SP-Holder (5) Disassembling Thermal Head Assy • Remove the M3

PPU-700 Service Manual 13 3.3 Reassembly Procedure Reverse the procedure in “3.2 Disassembly Procedure”. 3.4 Lubrication (1) Oil (Grease) Furoyll

PPU-700 Service Manual 14 4. TROUBLESHOOTING 4.1 Troubleshooting Procedure When a trouble occurs, confirm its phenomenon, locate a defective part in a

PPU-700 Service Manual 15 • Printing failure Phenomenon Cause Check Method Remedy Faulty power supply Check whether the specified AC adapter is used

CITIZEN is a registered trade mark of CITIZEN WATCH CO., LTD., JapanCITIZEN es una marca registrada de CITIZEN WATCH CO., LTD., Japón

PPU-700 Service Manual 16 • Paper feed failure Phenomenon Cause Check Method Remedy Faulty connection of the motor connector Check the connecting co

PPU-700 Service Manual 17 • Faulty ejection of paper Phenomenon Cause Check Method Remedy Faulty paper path Check whether paper remainder is presen

PPU-700 Service Manual 18 • Faulty sensor Phenomenon Cause Check Method Remedy Faulty paper sensor Replace the sensor PCB assy. Faulty paper near-en

PPU-700 Service Manual 19 5. SERVICE PARTS LIST 5.1 Parts List for Mechanism For parts used for maintenance, refer to the attached service parts lis

PPU-700 Service Manual 20 Q’ty Ref. No. Parts No. Description R P U Remarks 31 600393-00 Center Guide 1 1 1 32 600394-00 Feed Roller 1 1 1

PPU-700 Service Manual 21 Q’ty Ref. No. Parts No. Description R P U Remarks 61 600400-00 Upper Case 1 1 1 62 500339-00 Side Plate 1 1 1 63

PPU-700 Service Manual 22 Q’ty Ref. No. Parts No. Description R P U Remarks 91 500328-00 Rear Plate 1 1 1 92 500329-00 Bottom Chassis 1 1 1

PPU-700 Service Manual 23 Q’ty Ref. No. Parts No. Description R P U Remarks 101 500341-00 Control Box Cover 1 1 1 102 500342-00 Control Box

PPU-700 Service Manual 24 5.2 Exploded View of Mechanism

PPU-700 Service Manual 25

PPU-700 Service ManualiREVISIONRev. Date Comment1.00 2004/06/09 Newly issued1.00T 2007/01/15 Changed the company logo mark in the cover page.i

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PPU-700 Service Manual 29 5.3 Main Board 23S300-01-23SEC-1304

PPU-700 Service Manual 30 6. CIRCUIT DIAGRAM 6.1 Main Board

PPU-700 Service Manual 31 6.2 Interconnecting Board

PPU-700 Service Manual 32 6.3 Serial Interface 5544332211D DC CB BA AVC CVCCVCCVCCVCCVCCSizeScaleCAGE CodeDW G NORevSheetof1.0Company NameFriday, Mar

PPU-700 Service Manual 33 6.4 Parallel Interface 74LV14A5544332211D DC CB BAAD20D27D24D25D21D20D23D27D24D22RESET_0SELECTINF.GAUTOFD_0SELECTPESTB_0D13

PPU-700 Service Manual 34 7. EXTERNAL VIEW 27.5 (Control Box) 135.7 (Printer) Paper Insertion Path Range Notes: 1) Fix at 2 places or more in one

PPU-700 Service Manual ii CONTENTS INTRODUCTION ...

PPU-700 Service Manual 1 INTRODUCTION This manual describes the disassembly, reassembly, and maintenance procedures of the line thermal printer PPU-70

PPU-700 Service Manual 2 2. SPECIFICATIONS Model Item PPU-700-RK PPU-700-PK PPU-700-UK PPU-700-RU PPU-700-PU PPU-700-UU Printing method Line thermal

PPU-700 Service Manual 3 3. DISASSEMBLY AND REASSEMBLY Notes the following items when maintaining the printer. • Do not disassemble, reassemble, or

PPU-700 Service Manual 4 3.2 Disassembly Procedure 3.2.1 Disassembly of Unit (1) Removing Control Box • Remove the three M3×6 (ST) screws and remove

PPU-700 Service Manual 5 (2) Removing Interconnection Board • Remove the two M2×3 [ST] screws, pull the Interconnection Board up, and then disconnec