OKI Data Infotech Corporation CONFIDENTIALPrefacevHardware installation precautionsObserve the following points when performing hardware installation.1. Sudden changes in temperature cause condensation inside the Printer and damage it. When thereis a large difference between the temperature of the installation location and the outdoortemperature, such as in the winter, do not immediately open the packaging. Instead, perform thefollowing procedures to acclimate the Printer to the ambient temperature.a. For approximately one hour, leave the Printer in a location where the temperature is betweenthe installation location temperature and outdoor temperature.b. Before starting hardware installation, leave the Printer in a location that has around the sametemperature as the installation location for two hours or more.2. Before starting hardware installation, confirm the installation location and determine the bestinstallation procedures, including the unpacking location, transfer routes, transfer tools, and devices.3. Ensure sufficient space for unpacking and installation.4. Remember to remove shock absorbing materials and transportation stabilizers from the Printer.5. Be careful not to spill toner or waste toner. In addition, before starting, cover the floor with a sheet orfabric to prevent stains to carpet and flooring.6. To prevent light fatigue after installing the process cartridge, do not leave the upper door open forextended periods.7. To prevent deterioration of the photoconductor drum, do not touch the drum surface with yourhands.If the drum surface is touched, wipe it clean with a Ciegal cotton or the likes. Poor image qualitycaused by touching of the drum surface will be eliminated after printing 10 sheets or more.