This comprehensive Field Service Repair Manual provides detailed instructions and procedures for diagnosing and repairing the Konica Minolta Magicolor 5550 and Magicolor 5570 printers. The manual features numerous diagrams and pictures to guide you through every step of the repair process.

It includes a complete section dedicated to maintenance procedures, covering everything from replacing consumables like toner cartridges and print units to performing periodical checks and cleaning specific parts.

The manual also delves into firmware upgrades, outlining the steps for checking the current firmware version, updating the firmware, and verifying the version after the update.

Furthermore, it offers detailed instructions for disassembling and assembling various components of the printer, including the front door, upper front cover, right front cover, left cover, rear cover, exit tray, rear right cover, trays 1 and 2, operation board, hard disk kit (optional), print control board, MFP board, DC power supply, high voltage units, toner level sensor board, PH unit, driving unit, print control board fan motor, backup battery, PWB boxes, color PC drum motor, developing motor, toner supply motors, fusing motor, intermediate transport motor, registration roller clutch, pressure/retraction clutches, media feed clutches, and temperature/ humidity sensor.

The manual also includes a section on cleaning procedures for specific parts, including the tray feed rollers, laser irradiation section, and more.

A significant portion of the manual is dedicated to adjustment and setting procedures. It provides instructions on how to use the adjustment section, a detailed description of the control panel and its displays, a comprehensive list of control panel messages, and detailed information about various menu functions, including the proof/print, print, paper, quality, memory direct, camera direct, interface, system default, and maintenance menus.

The manual also includes a section on the service menu, outlining how to access it and detailing its functions, including accessing serial number, firmware version, alignment settings, diagnostic menus, and supplies information.

A dedicated troubleshooting section covers various issues, including jam displays, misfeed displays, malfunction codes, power supply problems, and image quality problems. It provides detailed solutions for each issue, backed by clear explanations and detailed steps.

Finally, the manual includes parts layout drawings for the main body, lower feeder unit, duplex option, and staple finisher, along with connector layout drawings and timing charts.