Medium Optical Disk Library

This document is a comprehensive service manual for the RW551/RW552 Medium Optical Disk Library. It is intended for trained service personnel and covers the following key areas:

• Product Information: Specifications, features, and capabilities of the RW551 and RW552 jukeboxes, including details on the RWZ53 optical drives.
• Environmental & Installation: Requirements for power, clearance, and location, as well as step-by-step procedures for unpacking and installing the jukebox.
• Configuration & Operation: Instructions for setting up SCSI connections, configuring the jukebox through the control panel, loading/ejecting media, and managing security settings.
• Troubleshooting & Diagnostics: A detailed guide on diagnosing hardware and software errors, including using the internal diagnostic tests, viewing logs, interpreting error codes, and troubleshooting specific component failures.
• Removal & Replacement: Step-by-step procedures for replacing field-replaceable units (FRUs) such as power supplies, optical drives, controller PCAs, and mechanical assemblies, supported by exploded-view diagrams.
• Theory of Operation: A technical overview of the jukebox's mechanics, SCSI command translation, controller electronics, and drive operations.