AV610 User’s Manual 71.2 Unlocking the Scanning UnitThe scanner is designed with a lock switch to protect the scanning unit fromdamage during shipment. Before using the scanner, you must unlock thescanning unit. To unlock the scanning unit, locate the lock switch at thebottom of the scanner. Move the lock switch to the “unlocked position” asshown below.Warning:1. Using the scanner without unlocking the scanning unit will cause damage tothe machine and void the warranty.2. To transport the machine, you must lock the scanning unit before transportingto other locations.1.3 Installing the ADF Paper Tray1. Insert the notched corners of the ADF Paper Support to the clip-jointson the ADF Paper Tray.ADF PaperSupportADF PaperTray