Disassembly and Assembly of Paper Feed Mechanism | Epson 7600, 9600

EPSON Stylus Pro 7600/9600

Revision A

4.4Disassembly and Assembly of Paper Feed Mechanism

4.4.1 PF Motor

1.Remove the L Side Cover. (p.163)

2.Disconnect the one connector cable of the PF Motor ASSY and take it out through the hole in the L Side Frame.

(See Figure 4-50)

3.Remove the four screws securing the PF Motor Mounting Plate. (See Figure 4-51)

4.Move the PF Motor toward the printer body and remove the PF Motor by lifting the gear side.

ADJUSTMENT	After replacing the P_EDGE Sensor, the following adjustment
REQUIRED	operation should be performed.
	“PF Motor Adjustment (p.214)”

Clamp

Relay Connector

Figure 4-50. Removing the PF Motor ASSY Harness Connector.

PF Motor Mounting Plate securing screws x4

Figure 4-51. Removing the PF Motor.

Disassembly & Assembly

Disassembly and Assembly of Paper Feed Mechanism

185

Image 185

Epson 7600, 9600 service manual Disassembly and Assembly of Paper Feed Mechanism, PF Motor

Contents

Epson Stylus Pro 7600/9600 Page Precautions About This Manual May 10 First release Revision Status Contents Operating Principles Troubleshooting Disassembly & Assembly Adjustment Appendix Maintenance Product Description Epson media Quality Resolution Mode Throughput Dpi FeaturesProduct Description Throughput Stylus Pro Stylus Pro Differences between Stylus Pro 7600 and Stylus ProDifferences between Stylus Pro 7600 and Stylus Pro Print Specifications Basic SpecificationsCharacter Specification Control Code Roll Paper Paper SpecificationsAcceptable Paper Plain Paper Borderless Print Roll Paper SheetAcceptable Sheet Sizes Acceptable Paper Paper Size Size W ⋅ H Description of units of measure Borderless Print Width 11. Availability with Special Paper Pigment Special Paper† Roll pigment 12. Availability with Special Paper Dye † Roll dye 13. Availability with Sheets Pigment † Sheet pigment Roll paper Model Dimension Sheet Mechanism SpecificationsPrintable Area 15. Printable Area Paper Set Lever Cutting SpecificationAutomatic Cutting of Roll Media Manual Cutting of Roll Paper Reliability Electrical Specifications TBD 19. Temperature/Humidity Temperature/HumidityAmbient Conditions Vibration Stylus Pro 7600 with stand/ Stylus Pro Surrounding SpaceStylus Pro 7600 without stand † Dimensions of Unit Overall Dimensions Model Condition Weight Name Model Number Ml Standard Product AccessoriesAccessories and Options for Stylus Pro Name Model Number Ml Standard Product 220ml Option External View External View and Parts Names Buttons and Functions Operating PanelFunctions of Buttons Operating panel contains the following buttons LED color Display Printer Status LEDs21. LEDs Indications on the Panel LED Indications in Normal Mode 27. Indications in Normal Mode LCD Indications in Normal ModeFunctions LCD panel display Indicator Setting Functions LCD panel display Indicator Outline SelecType 28. Panel setting menu item Panel Setting Menu Item Inkleft See BK ink cartridge replacement Paperthkns 29. PG Setting Values PG SettingPaper thickness Panel SN command Actual PG Command Lines Code Page SwitchingInterface Select Roll Paper Margin Detect Paper Width Detect Skew ErrorJob Timeout Setting † No margin setting No margin print settingMode Operation No margin mode Right/left no margin Sides no margin † Level structure of Cutter position adjustment menu Cutter position adjustmentAuto margin refresh „ Number in print pattern and cutter position Setting item After initialization Panel Setup Value InitializationNozzle Check Pattern Printing Value of ddddd.d-eeeee.e 5.1 figures Status Printing 12. Status Sheet Print Pattern 13. Job information print pattern Job Information Print Firmware version Maintenance tank countPrintable pages of each ink cartridge Ink remaining Clear use counter Use counterJob history display Job history clear 36. Reference value Consumables lifeDisplay Life These indications Epson Stylus Pro 7600/9600 Revision a Suction LCD display Load Paper Suction † Ink remaining display and font † Printer status at indicator displayInk type Panel display position Status LCD panel display Information Explanation Range Capacity Job information37. Job information Paper setting and corresponding operation are as follows User Paper SettingDetails of each setting item are following Paper setup Operation 15. Level Structure of User Setting Menu Print Paper Thickness Detection Pattern † Printing Specifications Top pattern Pattern Displacement Bottom pattern relative toNumber Gap Adjustment Bi-D Adjustment, Uni-D Adjustment Power cleaningCutter Blade Replacement STD Paper thickness sensor PG setting Saving place Setting 18. Level Structure of Gap Adjustment Menu 45. Adjustment Item List GAP Adjustment Print Pattern TBD„ Each adjustment item Release INK Lever BK ink cartridge replacementReplace with NEW Maintenance Tank LCD panel message Insert Cartridge in Correct Slot Insert Draining Cartridge in #XLCD panel message Remove Draining Cartridge LCD panel message Insert ALL INK Cartridges Maintenance Mode 1 Setup Items Maintenance Mode46. Maintenance mode 1 setup items Outline Expir Date M Panel Display Language Selection Hexadecimal Dump Setting D4 Parallel I/F ModeUnit Change INK Information Menu Maintenance Mode 48. Maintenance mode 2 setup items Maintenance Mode 2 Setup Items For R4C825P Cleaning times TCL2 Top menu Panel display Item menu 1 Panel display Setup value Each color ink replacement date Black2, 2 times before Each color ink vendor Yellow, this time Menu Print length of each paper size Roll paper width Print mode setting times 360-720 Bi-D Black Menu Service call history6 Type Normal error Menun Normal error history 6 Type Initinfo Initialize Cleaning Unit Life Initialize NVRAM, TIMER, Life COUNTER, Mechanical CounterParameter Backup Maintenance Information Menu † How to change correction values Paper feeding adjustment conversion tableSystem table † User table initialization Installation with service utility F/W Update function Reload with F/W Download modeCompulsory start F/W Download mode Firmware Reload Initialization Function to prevent irregular printingHardware initialization Software initialization Ink Type Setting Default Setup ValuesInitial Setting for Operation Esck Escd MW Printing Adjustment / Setting Values and Printing Modes Valid print mode combination is following Printing Mode Combination Table Controller Specification Compatibility ModeConnector PIN Assignment and Signals Interfaces Parameter Minimum Maximum Parallel Interface Timing Chart 55. Connector Pin Assignment and Signals Nibble Nibble ModePin Return Signal Name In/Out Function MDL Stylus Pro 7600-DYE/Stylus Pro 9600-DYE 56. Connector Pin Assignment and Signals ECP ECP Mode USB interface 57. Connector Pin Assignment and Signals UsbfsCMD MDL Stylus Pro 7600-DYE/Stylus Pro 9600-DYE CLS Optional Interface Reply for Option CommandType-B interface level 2, 1200mA type is supported Reply Message 59. Commands and Sending Timing Supported Main Command and Sending TimingSupplements Prevention Hosts from Data Transfer TIME-OUT Ink Cartridge Installation LocationsOptional Units and Consumables Maintenance Tank Cleaning cartridgeCleaning cartridge is the same as the 220-ml ink cartridge Draining cartridge Operating Principles Explanation is composed as follows Overview Printer Mechanism Components Print Mechanism Components Carriage Mechanism Carriage CR Mechanism Assembled to the nearest 1/100 mm at the factory Carriage Moving Unit Relationship between Nozzle Rows and Colors Print HeadPrinting Modes Drive Waveforms Ink Type Nozzle Row Color Carriage Mechanical Unit and PG Adjustment Unit Platen GAP Adjustment Unit Position Gap Width Application Pulse Count from Pulse Positions Platen „ It must be ensured that the reflection value of the leastReflective paper is greater than the reflection value Operating Principles Print Mechanism Components 109 Is not made by the edge sensors „ Paper size detection sequence front edgeConditions Operating Principles Print Mechanism Components 111 Operating Principles Print Mechanism Components 112 11. Paper Feed Mechanism Unit 1/2 Paper Feed Assembly 13. Paper Feed Mechanical Unit Stylus Pro 7600 2/2 Modes Pump Drive Modes Cleaning Mechanism Operation Explanation Explanation of Operation 16. Valve Mechanism Ink Supply Mechanism Cover Sensor Circuit Board PlacementOthers Major Elements Outline of Control Circuit BoardName/Code Location Function SD-RAM Signal Name Function Outline of Power Supply Circuit BoardFuse Rating Input Voltage Range V AC Fuse Rating 100 +/- 10% AC / 6.3A Troubleshooting Introduction Outline Errors Error DisplayError Indications on LCD Error Indications on LCD Full Maintenance Tank Almost Error Code Description Refer to Service Call Fatal ErrorsService Call Fatal Errors Paper End/End of roll LED Indications for Wrong Setting Roll Paper/SheetWrong paper source is selected on panel Paper set lever is released during operation Front Cover Open Paper set lever is releasedPaper Jam Paper Not Straight Type-B I/F errorPaper cutting error Not enough ink for cleaning Paper check error/Paper eject error sheetPaper is too thick for cleaning Ink lever released Ink-related ErrorsDefective ink cartridge No Maintenance tank Maintenance tank fullFatal Error Illegal ink cartridge Maintenance tank full warning Troubleshooting for WarningMaintenance request Bit Request object Cause How to recover errors Rsvd Assigned bit Nnnn Cause How to clearMotor Clear Counters / RTC CR motor life Troubleshooting for Service Call Errors„ When the CR motor has still an adequate life remaining Replace the PF Motor p.185 PF motor encoder check errorPF Motor out of step PF motor in-position time out PF motor overcurrent CR motor out of step CR motor encoder check error CR motor in-position time-out CR motor overcurrent PF home position sensor error 0001000B CR home position sensor error 0001000AServo interrupt watchdog time-out System interrupt watchdog time-out CR motor PWM output faulty 0001000F Head slide PG home position sensor error 0001000C Head driver TG temperature error 0001001B PF motor PWM output faulty Clear the cause of paper feed related mechanism out-of-step CR servo parameter error 0001001DPF servo parameter error 0001001E RTC analysis error Csic reed/right errorInk type error setting on printer body side RTC communication error Csic ROM communication errorHead error CR Asic ECU error 0001002A Flash memory SUM error Sdram errorBoot program SUM error Program load error 0002000A CPU slot illegal command exception error 100001A0 Review error 0002000CCPU address error load misalignment 100000E0 CPU address error storage misalignment Dot Missing Troubleshooting Based on Your Printout Smudged or Marred Printout Front Uneven Printing/Poor Resolution White or Black Banding in the carriage running direction Smudged or Marred Printout Reverse side Banding in the paper feed direction Disassembly & Assembly Summary Precautions Governments law and regulations Manufacture. Dispose the used batteries according toImmediately Edge in the printer mechanism Disassembly & Assembly Summary 154 Screw List ToolsNecessary Tools Following table lists all the screws used in this printer Refer to -2when determining the disassembly flow Disassembly Flow Disassembly & Assembly Summary 157 Housing Part Diagram Removing the Panel Unit and Housing Panel Unit Removal 1/2 Panel Unit R Side Cover Removal 1/5 Side Cover R Side Cover Removal 3/5 R Side Cover Removal 4/5 11. L Side Cover Removal 1/2 13. I/H Cover Removal 4 I/H Cover 14. H Top Cover Removal on left side Top Cover Rear Cover „ Removing and installing the Rear Cover Loosen the screw Main Board Access Cover Remove the screw 18. Paper Guide L2 Removal Paper Guide L2 20. Roll Paper Cover removal Roll Paper Cover Opens and closes Front Cover Print Head Disassembly and Assembly of Carriage CR Mechanism Procedures are required When replacing the print head, the following adjustment Execute ink discharge Ink Blowing before removing Damper AssyDamper Assy Will be expelled, so do not press on this part CR Board Assy Connectors on CR BoardConnector Type Connected to Cutter Section Cutter Holder Assy 33. Removing the Cutter Housing 35. Take Care When Installing the Cutter Holder 36. Cutter Solenoid Removal Cutter Solenoid Made CR Encoder Sensor Assy Operation should be performed After replacing the Pedge Sensor, the following adjustmentPegde Sensor Assy CR Motor Assy 41. Indicator Position 43. Removing the CR Motor Assy CR Motor, make the following adjustment 44. Removing the Headslide Sensor Assy Headslide Sensor Assy 46. Releasing the Crhp Sensor Assy Harness Crhp Sensor Assy Fastening Spring on the L Side Frame side CR Encoder Scale Timing Fence PF Motor Disassembly and Assembly of Paper Feed Mechanism PF Encoder Sensor Assy Adjustment 53. #F730 tool and PF Loop Scale Base Assembly Procedure for the PF Loop Scale Assy 55. Affixing the Double Sided Tape to the PF Loop Scale PF Loop Scale Assy Affixing Procedure 57. Suction Fan Mounting Position Suction Fans † Pthick Sensor Assy † PTHICK0.3 Sensor Assy Adjustment at reassemblyPthick Sensor/PTHICK Sensor0.3 Assy Window Prear Sensor Assy 1 C472SUB-B Board Disassembly and Assembly of Ink Supply Mechanism Following adjustment should be made When removing and installing the front cover switch holder,2 I/H Ink Holder Assy Discharge 65. I/H Frame Removal 2/2 67. Csic Relay Board Removal 69. Disassembling the Ink Holder Assy 1/2 Front Cover Cover Sensor AssyCover Sensor Assy operates coupled with the opening/closing Names of Parts See Disassembly and Assembly of Cleaning MechanismMajor Parts of Cleaning Mechanism When you replace the Maintenance ASSY, ink can spill from Maintenance Assy RemovalDisconnect the connector CN17 of the Pump Motor Assy Carefully so that ink will not spill Cap Assy Pump Motor Assy Counters See p.71 Pump AssyOnce you have replaced the Pump ASSY, execute Clear Spring catch 78. Removing the Cleaner Head Cleaner Head Wiper 79. Removing the Flushing Box Assy Flushing Box Assy Power Supply Board Disassembly and Assembly of Circuit BoardsPower left in the boards capacitors Connectors on Power Supply Board 81. Removing the AC Inlet Holder AC Inlet 83. C472MAIN Board Removal Main Board C472 Main CN.No Pins Color Connection Remarks † Main Board Connector List Changing their setting can result in malfunctions DIP Switch and Jumper Setting at Factory before ShipmentDIP Switch Setting at Factory at Shipment Jumper Setting at Factory at Shipment Adjustment Adjustment Tools Adjustment ToolsName Part Code MCSP24R4 Print Head Adjustment Procedure for Adjustment WorkAdjustment Items Main Board Adjustment PF Motor Adjustment CR Motor AdjustmentRequired Adjustment Items CR Motor Replacement Power OFF → Paper Feed ∆ +Paper Feed ∇ + Cut/Eject Prear Sensor Assy Adjustment Pedge Sensor Assy AdjustmentPTHICK/PTHICK0.3 Sensor Assy Adjustment CR Encoder Sensor Assy Adjustment PF Encoder Sensor Assy Adjustment Cover Sensor Assy Adjustment11. Required Adjustment Items 12. Required Adjustment Items Damper Assy Adjustment Cutter Solenoid Assy or Paper Guide L AdjustmentRelease Sensor I/H Lever Adjustment Battery Parameter Backup Procedure Parameter BackupWork Procedure Others Firmware Installation through ROM-DIMM Firmware ReinstallationFirmware Installation through Interface Check Set the parallel interface in the compatibility mode How to Start Self-diagnostic Function Self-diagnostic Function15. Key Functions in Self-diagnostic Mode Overview Top Menu 16. Self-diagnostic Function List Test is intended to check the circuit boards Test17. Circuit Board Check Items Description See Control Panel Version Menu Transition of Sensor Test Sensors Check to see if each fan operates. See Figure Encoder2.5 Fan Record Maintenance Record Csic Record of Errors Internal information on Csic is displayed Internal Information Display of Csic You can operate actuators. See Figure ActuatorCutter Automatically move up 19. Panel Setting Item List Adjustment Adjustment and Checking Procedure Rear AD AdjustmentStart the Self-diagnostic Function Power OFF → Paper Feed ∆+Paper Feed ∇+Cut/Eject → Power on „ Paper to be used A3 plain paper Edge AD Adjustment Input Rank Damper ASSY, select and execute Initial charge in Cleaning 22. Menu Transition of Panel Input Input Line Selection This mode, input a dye code by operating on the panel † Dye code inputRight End Write D/A Value 20. Pattern Check NozzlePattern Description 4BUTWTU Check Skew Feed Correction + T&B Adjustment Coordinate in units of 360 dpi 21. Positions where Vertical Line Patterns Are Drawn Display Adj Feed Adj.+T&B Feed Correction + T&B AdjustmentPaper Feed ∇ → SelecType → Paper Feed ∆ To be placed 34. Menu Transition for Top & Bottom Adjustment Top & Bottom Adjustment Display Adj Rear Sensor Pos Rear Sensor Position Adjustment ProcedureRear Sensor Position Display Adj Sponge Pos Platen Position Sponge Position AdjustmentPlaten Position Sponge Position Adjustment Procedure 40. Menu Transition for Platen Position Checking Platen Position Checking Check the print result to see if the head is slanting † Adjustment Range 38 stepsHead Slant Checking Head Slant Adjustment Mechanical Adjustment Head Slant Checking ProcedureHead motion by Head Adjustment Lever operation Lever Up Magenta → lower / Black → rise Contents Round Trip Print Position Adjustment Bi-D Adjustment22. Adjustment Item List † K Black Line Adjustment Procedure BI-D Adjustment ProcedureDisplay Adj Bi-d SelecType → SelecType → Enter Adjustment Self-diagnostic Function 250 Parameter Copying Bi-D2 Adjustment PG=0.7mmBi-D3 Adjustment PG=2.1mm 52. Menu Transition for Bi-D Adjustment Checking Round Trip Print Position Bi-D Adjustment Checking Correct the print position for one-way printing Head Gap Adjustment Uni-D Adjustment23. Head Gap Adjustment Items † If out of alignment Procedure for Head GAP Adjustment UNI-D AdjustmentDisplay the menu for an relevant item by means of SelecType Therefore, there is no need of outputting the comprehensive 56. Menu Transition for Test Pattern Printing Test Pattern Printing 57. Menu Transition for Head Cleaning Clean Head Counters to be Cleared Initial Value Counter Clear24. Counters to be Cleared and Their Initial Values Adjustment Self-diagnostic Function 258 25. Cleaning Items CleaningPrint Charge in this menu 27. Parameter Items Parameter With the condition of the printer mechanism Parameter InitializeExecute parameter initialization Adjustment Self-diagnostic Function 262 29. Required Mechanism Adjustments Mechanism AdjustmentCR Timing Belt Tension Adjustment 65. PF Belt Tension Adjustment PF Timing Belt Tension Adjustment Display Test Sensor PTHICK0.3/PTHICK Sensor Mounting Plate Position AdjustmentSelecType → Paper Feed ∇ Display Sen Paper LCD Mounting Plate Gauge Condition 31. Cover Sensor Assembly Check Cover Sensor Assy Mounting Position AdjustmentSensor is installed correctly and check the operation again Display Sen Cover Mounting jig designed for any other printer models CR Encoder Sensor Mounting Position AdjustmentUse with Stylus Pro 7600 / 9600 do not use the CR Encoder For adjustments at replacing the Cover Sensor ASSY, make Cutter Positioning AdjustmentPaper Guide L up and down adjustment first and then make Cutter Holder Assy height adjustment Positioning jig designed for any other printer models Use with Stylus Pro 7600 / 9600 do not use the cutter Within 0.5 mm +0.1/-0.2mm Front edge of the paper where it was actually cut should bePaper Cutting Position Check Use with Stylus Pro 7600 / 9600 do not use the PF Encoder PF Encoder Sensor Installation Position Adjustment USB ID Writing Maintenance Power cable from the AC plug socket to prevent electric Power supply circuit, unless otherwise specified, alwaysShock or circuit damage during service operations Device. Therefore, it is prohibited to turn off this switch Periodic Maintenance Items and Product Life Information 00000101 0040 0002 0020 Maintenance Overview 278 Items Check Points Remedy Important Maintenance Items During Service OperationsItems to be Checked During Maintenance/Service Lubrication and Glue Check Before applying lubricant, clean the surfaceLubricating the CR Guide Rail Grease and Glue Application Appendix Main Board Connectors List ConnectorsPanel Unit Connectors List C472 CR Board Connectors List † Power Supply Board C472 SUB-B Board Connectors ListPower Supply Board Connector List † C472 SUB-B Board Appendix Connectors 284 Will be established by the next revision Component Layout Circuit Diagrams Page Page Page Page Page Exploded Diagrams PX-7000 / Epson Stylus PRO 7600 No.1 Rev.01 C472-CASE-011 PX-7000 / Epson Stylus PRO 7600 No.2 Rev.01 C472-CASE-021 PX-7000 / Epson Stylus PRO 7600 No.3 Rev.01 C472-ELEC-011 PX-7000 / Epson Stylus PRO 7600 No.4 Rev.01 C472-POWE-011 PX-7000 / Epson Stylus PRO 7600 No.5 Rev.01 C472-MECH-011 PX-7000 / Epson Stylus PRO 7600 No.6 Rev.01 C472-MECH-021 PX-7000 / Epsonstylus PRO 7600 No.7 Rev.01 C472-MECH-031 PX-7000 / Epson Stylus PRO 7600 No.8 Rev.01 C472-MECH-041 PX-7000 / Epson Stylus PRO 7600 No.9 Rev.01 C472-MECH-051 PX-7000 / Epson Stylus PRO 7600 No.10 Rev.01 C472-MECH-061 PX-7000 / Epson Stylus PRO 7600 No.11 Rev.01 C472-MECH-071 PX-7000 / Epson Stylus PRO 7600 No.12 Rev.01 C472-MECH-081 PX-9000 / Epson Stylus PRO 9600 No.1 Rev.01 C473-CASE-011 PX-9000 / Epson Stylus PRO 9600 No.2 Rev.01 C473-CASE-021 PX-9000 / Epson Stylus PRO 9600 No.3 Rev.01 C473-ELEC-011 PX-9000 / Epson Stylus PRO 9600 No.4 Rev.01 C473-POWE-011 PX-9000 / Epson Stylus PRO 9600 No.5 Rev.01 C473-MECH-011 PX-9000 / Epson Stylus PRO 9600 No.6 Rev.01 C473-MECH-021 PX-9000 / Epsonstylus PRO 9600 No.7 Rev.01 PX-9000 / Epson Stylus PRO 9600 No.8 Rev.01 C473-MECH-041 PX-9000 / Epson Stylus PRO 9600 No.9 Rev.01 C473-MECH-051 PX-9000 / Epson Stylus PRO 9600 No.11 Rev.01 C473-MECH-071 PX-9000 / Epson Stylus PRO 9600 No.12 Rev.01 C473-MECH-081 PX-9000 / Epson Stylus PRO 9600 No.13 Rev.01 C473-MECH-091 ASP List for Stylus Pro ASP List Parts ListASP List for Stylus Pro Ref No Part Name Adjust Lever Adjust Lever BConnecting Screw Paper Guide Wire Flushing BOX Assy CleanerPump Moter Janction Cable TR Connecter Vacuum FAN1 Cable ASSY.2 HandleVacuum FAN2 Cable ASSY.2 Vacuum FAN3 Cable ASSY.2 FFC2 CR Moter Cable ASSY.2Partition Plate L Packing BOX ASSY.W Cover SW Cable ASSY.2Stand L Assy Caster NON Stopper