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Integra CROMA24 service manual This Page Intentionally Left Blank

Models: CROMA24

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Troubleshooting Specification Install Parts list General Block Diagram Material Safety Data Sheet Quadrature Signal Generation Warranty Maintenance Diagnostics Menu

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Croma24 Service Manual

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42	Theory of Operation

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Integra CROMA24 service manual This Page Intentionally Left Blank

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Contents

CROMA24 This Page Intentionally Left Blank Color Inkjet Printer Printing history FCC Statement U.S.A VDE Statement Material Safety Data Sheet Warranty or Damage Claims Table of Contents Alignments/Adjustments Troubleshooting Parts List 123 Index List of Illustrations Troubleshooting Assembly/Disassembly Parts List List of Tables General Description Introduction Overview Electrostatic Discharge ESD Sensitivity Followed by a paragraph describing the concern Printer Specifications Description General General Description Help Desk Telephone Technical SupportEncad Website Help Desk FAX This Page Intentionally Left Blank Theory of Operation General Block Diagram Paper Media Axis Drive Carrier Axis Drive Main Printed Circuit Board Mpcb Microprocessor Gate Array Memory Circuits Flash Eeprom Dram Serial Eeprom Stepper Motor Controller Stepper Motor Controller Servo Motor Controller Servo Motor Controller Quadrature Signal Generation Interface Circuits Serial & Parallel Interface Circuits Carrier Assembly Circuits Power Supply 11. Croma24 System Ground Network Left Side Front Key Controls Front Key Control LED Codes This Page Intentionally Left Blank Maintenance3 Scheduled Maintenance Cleaning Procedures External CleaningSlide Shaft Cleaning Service Station Cleaning Linear Encoder Strip Cleaning Encoder Strip Cleaning Cartridge Dimple Cleaning Cartridge Dimple Region Flex Cable Contact Cleaning Clean and Inspect Stepper Motor Gears Clean and Inspect Mpcb Clean and Inspect Carrier Assembly Reseat Connectors on Mpcb and Carrier Board Mpcb Connection Locations Carrier PCB Connection Locations Servo Motor Winding Resistance Check Replace Carrier Bushings Stepper Motor Winding Resistance Check Banding Hardware vs Software Examples of Banding Alignments/Adjustments Color Calibration Deadband Alignment 11. Deadband Slow/Fast Pinch Roller Adjustment Procedure Axis Calibration Pinch Roller Adjustments CT IO N ESU LT 13. Upper Roller Mounting Head Height Alignment Procedure 15. Upper Roller Adjustment 16. Carrier Head Height Tolerance 18. Zeroing the Micrometer Gauge 20. Carrier Positions for Head Height Adjustment Maintenance Croma24 Control Panel 21. Maintenance Menu Manufacturing Menu Print Quality Test Deadband Diagnostics Menu 24. Deadband Slow/Fast Display Paper Sensor Test Fan Test Carriage Vibration Test Color Test Keypad Test Keypad Test Indications LED Test Servo Motor Test Paper Motor Test 32. Paper Motor Test Service Menu 33. Service Menu 35. Service Special Information Built In Test BIT Firmware/Software Upgrades Internal Cabling and Signal Flow Diagram 36. Signal Wiring Diagram Troubleshooting4 No Power Media Does Not Move Carrier Axis Failure Does Not Print Ink Cartridge Misfiring Paper Skewing Printer Output is Banding Fan Does Not Power Up This Page Intentionally Left Blank Assembly\Disassembly5 Assembly\Disassembly Remove the Left, Middle Lid, and Right Covers Install the Left, Middle, and Right Covers Cover Removal/Installation Assembly\Disassembly Install the Mpcb and Actuator Assembly Remove Servo Motor Frame Tensioner Disassembly Assembly Install Servo Motor Electronics Cover Removal Strain Relief Removal/Installation from Carrier Carrier Belt Clamp Assembly\Disassembly Installation of Frame Tensioner Remove the Carrier PCB Carrier PCB Removal/Installation Install the Carrier PCB Remove the Paper Sensor or the Encoder Sensor Paper and Encoder Sensor Removal Install the Paper Sensor or the Encoder Sensor Paper and Encoder Sensor Installation Remove the Trailing Cable Cover Assembly 10. Trailing Cable Assembly Removal/Installation Install the Trailing Cable Cover Assembly Replacing the Carrier Bushings 11. Carrier Bushing Removal 12. Carrier Bushing Installation Remove the Service Station, Seals, and Wipers 13. Service Station, Exploded View Install the Service Station, Seals, and Wipers Remove the Lower Roller Assembly and Stepper Motor 14. C-Bracket Assembly and Platen Removal Retnirp 15. Stepper Motor Removal/Installation Install the Lower Roller Assembly and Stepper Motor 16. Installing Lower Roller Assembly Remove the Power Supply and AC Entry Module 17. Ground Stud With Ground Lugs Attached 18. Power Supply Assembly Install the Power Supply and AC Entry Module Disassembly Assembly This Page Intentionally Left Blank Parts List Parts List 124 Croma24 Assembly Parts Platen and Above Croma24 Assembly Parts Below Platen Carrier Assembly Breakdown C-Bracket Assembly Breakdown Lower Roller Assembly Breakdown 130 Index

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