HP DesignJet 500 and 800 Printer Service Manual This manual contains informasi necessary to test, calibrate and service: HP DesignJet 500 Printer -24 Model (P/N C7769B) HP DesignJet 500 Printer -42 Model (P/N C7770B) HP DesignJet 500PS Printer -24 Model (P/N C7769C) HP DesignJet 500PS Printer -42 Model (P/N C7770C) HP DesignJet 800 Printer -24 Model (P/N C7779B) HP DesignJet 800 Printer -42 Model (P/N C7780B) HP DesignJet 800PS Printer -24 Model (P/N C7779C) HP DesignJet 800PS Printer -42 Model (P/N C7780 C) For information about using these printers, refer to the corresponding user and quick reference guides. Table of contents : Troubleshooting System Error Codes Ink Supplies Troubleshooting Service Tests and Utilities Service Calibrations Print Quality Parts and Diagrams Removal and Installation Preventive Maintenance Functional Overview Glossary Index