Types of screws Table 6-1 describes the screws used in the printer and provides guidelines to help determine where each type of screw is used. The screws can vary in length depending on the thickness of the material being fastened. Always note where each type of screw is located and replace each one into its original location. Table 6-1 Types of screws C7085-90921 Chapter 6 Removal and replacement 141 Illustration Description Uses Screw, machine w/washer To hold plastic to metal. example: printer skins Screw, self tapping To hold plastic to plastic. example: control panel Screw, trus head To hold sheet metal to sheet metal. example:
formatter pan Retaining ring (e-type) To hold a bolt through a slot. example: toner catridge carousel