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HP 1055CM manual

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HP	DesignJet 1050C/1055CM	Large-Format Printers

Service Manual

Contents

Service Manual Page Page Using this Manual Purpose Readership Part Numbers Conventions Table of Contents HP No.80 Ink Supplies Troubleshooting Service Tests and Utilities Page Parts and Diagrams Removal and Installation Page Functional Overview Glossary Index Page Troubleshooting1 Guide to Troubleshooting the Printer Troubleshooting System Error Codes Performing a Service Test on a Failed Assembly Performing the Necessary Service Calibrations Solving Image Quality Problems Front-PanelLEDs Flash Briefly at Power ON & Nothing Else Happens The Printer does not Power ON ALL the Front-PanelLEDs are Lit but Nothing Else Happens The Printer Continuously Rejects Printheads Cover Sensors are not Working The Line Sensor has Problems Detecting Media Troubleshooting Media Jams/Printhead Crashes Troubleshooting Shutdowns Page Problems with the Vacuum Fan Vacuum suction much lower at high altitudes Bin marks on prints done on HP High Gloss media Printhead Crashes/Smears on High Density Prints Using Coated Media Color changes when stacking prints done on HP High Gloss Media HP-GL/2color differences in different HP DesignJet Printers Scratches on prints done on NTP, Vellum and HP High Gloss media Banding at variable extreme environmental conditions Banding due to Ink Cartridge replacement while printing Long term bleed and hue shift on HP High Gloss media Lower image gloss directly after printing on HP High Gloss Photo Paper 34" Rice Paper not supported Cut Sheet rice paper loading failure Worm marks on HP Coated media with light area fills Solving Media-HandlingProblems Page Page Page Page Service Configuration Print Page Page Page System Error Codes Continuable and Non-ContinuableError Codes Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page System Error Codes During Initialization Page Page Page Page HP No.80 Ink Supplies Troubleshooting What are HP No.80 Supplies Ink Cartridges Printheads and Printhead Cleaners Identifying the Components General Information About HP No.80 Supplies Some General Precautions When Handling HP No.80 Supplies Priming the Ink System When Should You Replace the HP No.80 Supplies The Front Panel Display Obtaining Ink Cartridge Information Obtaining Printhead Information Page Ink Cartridge Status Messages Ink Cartridge Status While Printing Ink Cartridge Status While Replacing Printhead Status Messages While Printing Page Printhead Status Messages While Replacing Page Summary of Solving HP No.80 Supplies Problems Carriage Interconnect Wiper Service Tests and Utilities Diagnostics - Self Test Service Tests (Diagnostics) Entering the Service Tests Menu 1. Electronic Systems Page Page Page Page 2. EIO Card Page 3. Hard Disk Drive Page 4. Ink Pressure System Page Page 5. Scan Axis Page Page 6. Paper Axis Page 7. Drop Detector Page Page Service Utilities Entering the Service Utilities Menu Page 1. Tubes Purge Page Page Page 2. Release Info 3. Set Asian PS Fonts Page 4. Printer Model Type Page 5. Overdrive Cleaning 6. EEROM Utilities Page Page 7. Printhead Check 8. Mon. Mode Baud Sel Service Calibrations Page Service Calibrations Entering the Service Calibrations Menu Page 1. Accuracy Calibration Page Page 2. Line Sensor Page 3. Service Station Page 4. Roller Mark Position Page 5. Pen to Paper Spacing 6. Color to Color calibration Page Page 7. Calibrations Backup Page Page 8. Pen Alignment Page Carriage Height Calibration Page Page Page Page Page Page Page Page Print Quality Print Quality Troubleshooting Checklist Print Modes How to Use the Print Quality Test What is the Print Quality Test Considerations for Printing the Print Quality Test Printing the Print Quality Test Page Nozzle Print Test How to fix the Nozzle Defects Color Alignment Print Test Solving the Color Alignment Problem Overall Print Quality Test in BEST mode What is Banding Solving the Banding Problem Page Aligning the Printheads Service Accuracy Calibration Troubleshooting Print Quality Problems Problems with Stepped Lines Problems with printing lines Problems with Color-to-ColorAlignment Page Problems with Horizontal Lines (Banding) Page Page Page No Printing Defects Found in the Print Quality Test Solving Color Accuracy problems Color Consistency problems Long Term Color Bleeding (Glossy Papers) Color Accuracy Configuration Media There are Smears or Scratching on the Printed Media Parts and Diagrams Printer Support Page Rear Covers Page Page Page Right Hand Cover Page Left Hand Cover and Window Page Right Hand Assemblies Page ISS and APS Assembly Page Clutch Assembly Page Carriage Assembly Page Scan-AxisAssemblies Page Drive Roller and ARSS Miscellaneous Parts Page Paper Path Assemblies Page Pinch Assembly Page Drive Roller Assemblies Page Center Guide and Media Sensor Page Tubes Guide Assemblies Page Ordering Accessories Page Page Removal and Installation Safety Precautions Electrostatic Discharge (ESD) Precautions Required Tools Right Hand Cover Page Front Panel Assembly Right Hand Trim and Window Switch Service Station Assembly Page Drop Detector Assembly Vacuum Fan Paper-axisMotor Assembly Left Hand Cover Page Page Page Page Left Hand Trim Assembly Ink Supply Station Assembly (ISS) Air Pressurization System (APS) Clutch Assembly and left hand miscellaneous parts Page Tail Deflectors and Rear Platen Left and Right Rear Covers Page Page Installation of the Electronics Module Page Media Sensor Window Top Cover Back Cover Scan-axis Motor Assembly Encoder Strip Page Page Tensioner Page Trailing Cable Installation of the Trailing Cable Page Cutter Assembly Page Carriage Assembly and Belt Page Page Page Page Page Page Installation of the Carriage Assembly Page Tubes System Assembly Page Page Page Page Page Restarting the printer Ink Leak Detector Assembly Page Front Platen Assembly Platen Assembly Paper Entry Assembly Page Roller Guide Page Page Media Holder Strip Drive Roller Center Guide Page Pinch-WheelAssembly and Cam Page Preventive Maintenance Moisture on the Printer Noisy Carriage Bushing Belt Swelling Cleaning the Printer General Cleaning Cleaning the Overdrive Scheduled Maintenance Level of Printer Usage Scan-axisMaintenance Functional Overview HP DesignJet 1050C Printer HP DesignJet 1055CM printer Electrical System Power Supply Unit (PSU) Soft Power-OffSwitch Front Panel Ink Delivery System (IDS) Ink Supply Station (ISS) Tubes System Air Pressurization System (APS) Ink Level Sense (ILS) Leak Detect System (LDS) Service Station Print Head Cleaner (PHC) Cap Wiper Spittoon Snout Wiper Handle and Printable Label Printer Specifications Page Page Page Printable Area Interface Specifications Regulatory Notices To Obtain a Material Safety Data Sheet (MSDS) Sound Electro-MagneticCompatibility (EMC) Page Page Page Declaration of Conformity www.designjet-online.hp.com Page Glossary Page Page Page Page Page Page Page Page Page Page What’s in this Service Manual

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