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Kodak 800 SERIES service manual Main PWA Removal

Models: 800 SERIES

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Troubleshooting Specs Install Parts list General Block Diagram Material Safety Data Sheet Quadrature Signal Generation Internal Error Mpcb Failure Main PWA LED Status Indicators Warranty

Page 217

NovaJet 800 Series Service Manual

Figure 5-7. Main PWA Removal.

Assembly\Disassembly 5-13

Page 216 Page 218

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Kodak 800 SERIES service manual Main PWA Removal

Page 216 Page 218

Related pages Exigences générales d’installation/opération/entretien for GE PSS25NGNACC, PSF26NGNAWW, PSS25, PSS25NGN, PSS29, PSF26MGSBBB, PSS29NGNABB, PSS29NGNAWW, 49-60195, PSS25NGNAWW, PSS26, PSF26NGNABB, PSS29NGNACC, PSS25NGNABB, PSF26NGNACC, PSS25NCNABB, PSF26MGSBWW, PSS23

Contents

NovaJet Series Novajet Printing history FCC Statement U.S.A User Instructions VDE Statement Material Safety Data Sheet Warranty or Damage Claims Table of Contents Maintenance Printer Output is Banding Horizontally and Vertically Troubleshooting 100 Install the Carriage Assembly, Carriage Belt, Assembly\Disassembly Remove the Lower Roller Assembly, Stepper Motor Install the Y-Arm Assembly, Pinch Rollers, Slide Shaft, Parts List List of Illustrations Xviii Xix Encoder Sensor AutoLoad Paper Sensor 105 Assembly/Disassembly Xxii List of Tables Introduction General Description General Description Related Publications OverviewElectrostatic Discharge ESD Sensitivity Followed by a paragraph describing the concern Printer Specifications Dimensions Environment Weight NJ850 NJ880 General Description Help Desk Telephone Technical SupportHelp Desk FAX Theory of Operation NovaJet 800 Series Printers General Block Diagram General Block Diagram Paper Media Axis Drive Paper Media Axis Drive Carriage Axis Drive Carriage Axis Drive Media Feed and Take-Up System Power Feed and Take-Up System Main PWA Printed Wiring Assembly Main PWA Printed Wiring Assembly Main PWA LED Status Indicators Gate Array Memory Circuits Sdram Theory of Operation Servo Motor Controller Quadrature Signal Generation Interface Circuits Serial & Parallel 11. Carriage Assembly Circuits Carriage Assembly Circuits Theory of Operation Control Panel Power Supply Thermal Dryer Assembly Sensor Status Menu Beeper and Fans Scheduled Maintenance Maintenance External Cleaning Cleaning ProceduresSlide Shaft Cleaning To clean the slide shaft Service Station Cleaning To clean the Encoder Strip Linear Encoder Strip Cleaning Platen/Vacuum Hole Cleaning Trailing Cables CleaningTo clean the Trailing Cables Cartridge Dimple Region Cartridge Dimples Cleaning Flex Cable Contacts Flex Cable Contact Cleaning Clean and Inspect Main PWA Clean and Inspect Stepper Motor GearsClean and Inspect Carriage Assembly Reseat Connectors on Main PWA and Carriage Boards Dryer Cleaning Keypad J18 Connect Power U24 PC133 Sdram Dimm socket Carriage PWA Connection Locations Replace Trailing Cables Ribbon Connector Locking Mechanism Replace Carriage Cover/Carriage Bushings Servo Motor Servo Motor Winding Resistance Check Stepper Motor Stepper Motor Winding Resistance Check Banding Hardware vs Software Power Feed and Take-Up Motor Winding Resistance Check Hardwaresoftware Banding Differences Maintenance Banding Causes & Quick Analysis Horizontal Banding Problems Page Maintenance Vertical Banding Problems Line Quality Problems Overspray Slide Shaft Profile Adjustment Alignments/Adjustments Zero Gauge Tighten SET Screw not Shown Shaft Mounting Block Measure 13. Slide Shaft Profile Adjustment Head Height Alignment Procedure Cartridge JET Plate 16. Zeroing the Micrometer Gauge Page Color Calibration 18. Vert. and Horiz. Color Calibration To perform the Color Calibration Vertical Vert. Calib Test Horizontal Horiz. Calib Test Exit Selected Deadband Alignments 22. Slow Deadband To perform the Slow Deadband Alignment 23. Service Menu To perform the Color Deadband Alignments Color Deadband Alignment Left Color Db Test Right Exit Paper Axis Calibration To perform the paper axis procedure 33 or 83.82 cm Diagnostics Menu Servo PWM Test Page To download new firmware to your printer Firmware Download/Upgrading for the PC Firmware Download/Upgrading for the MAC Internal Cabling and Signal Flow Diagrams 31. Carriage PWA Connections Diagram Leg Harness Connections Diagram No Power Troubleshooting Dimm Initialization Failure Media Does Not Move Internal Error Carriage Axis Failure Internal Error Encoder Sensor Failure Internal Error Auto-Load Paper Sensor Failure Internal Error Paper Sensor Failure Unrecognized Cartridges Error Internal Error Mpcb Failure Image Skews or Moves Media Sen Ref. Pts Not Initialized NJ880 onlyDoes Not Print Ink Cartridge Misfiring Bad Mpwa Paper Skewing Ink CartridgePrinter Output is Banding Horizontal Banding Horz Printer Output isCont Printer Output is Banding Horizontally and Vertically Printer Output is Banding Vertical Noisy Operation Keypad Locked-Up or Not Functioning Properly Line Quality Degraded Color calibration Perform Color Needed Calibration Deadband Replace Mpwa Media Feed or Take-Up Sensors Not Operating Media Feed Motor Not Operating Sensor Works Symptoms Possible cause Solution Print Quality Issues Cartridge Misfires Intermittent Banding Excessive Ink Pressure Failure Analysis Print Misfires Dirty Service Station Unseated Flex Driver Cable Damaged Flex Driver Cable Unseated or Defective Trailing Cable 11. Stall Configuration Common Misfire Problems Multiple Cartridge Failures Clearing Cartridge Misfires 14. Service Station 16. Catastrophic Jet Failure Microbanding 20. Microbanding 22. Ink Cartridge Configurations 23. Defective Magenta Cartridge Horizontal Banding 24. AutoWipe Interference 26. Unseated or Defective Trailing Cables 27. ESD Problems 29. Carriage Head Strike 32. Test Print 34. Defective Carriage PWA Color Test 36. Defective Stepper Motor 37. Servo System Synchronization Failure 39. Connectivity Problem 41. Main PWA Failures 42. RIP Problem 44. Dirty or Worn Carriage Bushings Vertical Banding 46. Defective Trailing Cable Examples 47. Dirty Encoder Strip 49. RIP Error Page Layout Violation 50. ESD Problem Cartridge Warranty 51. Jet Out Detection Cartridge Maintenance & Testing General Print Misfire Analysis Common Misfire Problems Multiple Cartridge Failures Cartridge Misfires Ink Starvation 53. Service Station Cleaning Ink Starvation Inkjet Nozzle Problems 55. Ghosting Ink System Pressure Theory 56. Cartridge Tubing Needle and Septum Failure Analysis 57 Jet Cartridge 59. Reservoirs and Ink Delivery System 60. Excessive Ink Pressure Ink Dropout 61. Excessive Ink PreHeat Settings Page 62. Dirty Service Station Problem Color Test Problems 63. Normal Color Test 3 Pass Failure Analysis Color Test Incorrect 65. Cartridge Tubing Needle and Septum Unrecognized Cartridge Failure Analysis Steps Unrecognized Cartridge Error Message 67. Cartridge Identification Chip 68. Flex Driver Cable Paper Sensor Error 69. Paper Sensor Loading Media Failure 70. Paper Sensor Location Encoder Sensor Error Carriage Tracking Failure AutoLoad Paper Sensor Error Carriage Axis Failure Carriage Axis Error Carriage Test 73. Carriage Head Assembly 75. Dirty or Defective Encoder Strip Page 76. Main PWA Trailing Cable Connection Initialization Failure 77. Boot ROM Access Function 78. Main PWA LED Operation Page 80. Paper Sensor 81. Main PWA LED Operation Quick Troubleshooting List Inconsistent Operations Functional ProblemsNoise in Image ESD Problems Dryer Failure/Sensor Error 85. Main PWA Humidity Sensor Troubleshooting Reading that was sampled when the detected error occurred 86. Dryer LEDs 88. Internal Test Print Intermittent Problems/Continuity 89. SEH Activated Test Pattern 91. Driver/RIP Problem 93. ESD Problems 94. Servo Cycle/PWM Menu 96. Servo System Synchronization Error 98. Probable Defective Carriage PWA 100. Corrupted Code Main PWA 102. Apparent Ink Overspray Reinitializing the Printer 105. Text Field Problem Data Starvation Printer Hesitation/Networking Problems 108. Printer Hesitation Causes Compute Bound Network Connectivity Miscellaneous Notes 109. E-Connect LEDs To activate an E-Connect Test Parallel Port Test Other port testing procedures 112. Demo Print Firmware Downloading Procedures NJ850 Printer Troubleshooting NJ880 Printer Expanded Instructions for Firmware Download/Upgrade Internet 114. Media Handling System Media Handling System Failure Introduction Assembly\Disassembly5 To remove the Top Cover Remove the Left, Top, and Right Covers Right Cover Assembly Removal/Installation To remove the Right Cover Assembly Left Cover Removal/Installation To remove the Left Cover Assembly To install the Left Cover Install the Left, Top, and Right CoversTo install the Right Cover Assembly To install the Top Cover Remove the E-Connect Network Assembly E-Connect Assembly Installation/Removal Install the E-Connect Network Assembly Remove the Keypad and Display Keypad and Display Installation/Removal Keypad and Display Grounding Connections Install the Keypad and Display Remove Memory Module Memory Module Removal/Installation Remove the Main Printed Wiring Assembly PWA Install Memory ModulePage Main PWA Removal Install the Main Printed Wiring Assembly PWA Remove Power Supply, Cooling Fan, and AC Entry Module To remove the Cooling Fan and AC Entry Module Power Supply Removal To install the Cooling Fan and AC Entry Module Install the Power Supply, Cooling Fan, and AC Entry Module Remove Servo Motor 10. Using the Belt Removal Tool Install Servo Motor 11. Chain Guide Removal Remove the Ink Delivery System 12. Left Side of Ink Delivery System Install the Ink Delivery System 14. Using the Belt Removal Tool 15. Electronics Covers Removal 16. Strain Relief Removal/Installation 17. Carriage Belt Clamp 18. Carriage Coupler Installation 19. Left Carriage Installation Page Remove the Carriage PWA Latch TAB Slot Install the Carriage PWA 21. Paper and Encoder Sensor Removal Remove the Paper Sensor or the Encoder SensorPage To install the Paper Sensor Install the Paper Sensor or the Encoder Sensor Replacing the Floating Carriage Cover Bushings To install the Encoder Sensor 23. Floating Carriage Cover Bushing Removal 24. Carriage Bushing Removal Replacing the Carriage Bushings Tabs Remove the Service Station Remove the Trailing Cable Assembly Install the Service Station Install the Trailing Cable Assembly Remove the Stabilizer Bracket and Encoder Strip Chain Support Bracket Rests On the TOP Y-ARM Assembly Install the Stabilizer Bracket and Encoder Strip 28. Y-Arm Installation/Removal 29. Pinch Roller Page To remove the print gap sensor Remove the Gap Sensor NovaJet 880 onlyPage Page 30. Stepper Motor Removal/Installation Page 31. Inside Platen, Right Side Page Avoid damaging the encoder strip Page Arm Assembly Installation Tip NovaJet Lower Roller Installation Tip NovaJetPage 32. Media Take-Up and Feed Sensor Removal Remove the Media Take-Up and Feed Motors Install the Media Take-Up and Feed Motors Turned off Remove the Thermal Dryer Assembly Remove the Thermal Dryer Right Endcap Assembly Install the Thermal Dryer Assembly This assembly emits heat by radiation Install the Thermal Dryer Right Endcap Assembly Fan Element, Right Conn Thermistor Element, Left Conn Parts List Figure Item Part Name Left Side Parts Breakdown Trailing CABLES, Assembly Platen and Above Parts Breakdown Cover ASSEMBLY, with Keypad Right Side Parts Breakdown HARNESS, DRYER/WINDER Inner Platen Parts Breakdown Encoder Sensor W/FLEX Carriage Assembly Parts Breakdown SUPPORT, LEFT, Carriage Floating Carriage Cover Parts Breakdown Figure Item Service Station Parts Breakdown Cradle DRIVE, Assy Motor 7 and Gear Power Feed and Take-Up Parts Breakdown Index

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