Required tools The following tools are needed to service the printer: Phillips #1 magnetized screwdriver, 6-inch (152-mm) shaft Phillips #2 magnetized screwdriver, 6-inch (152-mm) shaft T-10, T-15, and T-20 Torx driver, 6-inch (152-mm) shaft Flat-blade #2 screwdriver Small pair of needle-nose pliers ESD equipment (see page 222). Penlight Can of compressed air If you are using a multi-speed screwdriver, ensure that you have a torque limiter. Ensure that you have a Phillips screwdriver and not a Posidriv screwdriver. CAUTION To install a self-tapping screw, first turn it counterclockwise to align it with the existing thread pattern.
Then carefully turn it clockwise to tighten it. Do not over-tighten. If a self-tapping screw hole becomes stripped, either repair the screw hole or replace the affected assembly. EN Introduction 223