PPC-157T User Manual 82.2 Preparing for First-time UseBefore commencing set up of the panel PC system, the following items should beavailable: Keyboard Mouse (for system software installation)2.3 Installation Procedures2.3.1 Connecting the Power CordThe panel PC can only be powered through an AC electrical outlet (100 ~ 250 volts,50 ~ 60 Hz). Be sure to handle the power cords by holding the plug ends only. Followthese procedures in order:1. Connect the female end of the power cord to the AC inlet of the panel PC.2. Connect the 3-pin male plug of the power cord to an electrical outlet.2.3.2 Connecting the Keyboard and MouseConnect the PS/2 mouse and keyboard to the I/O section of PPC.If using a serial mouse and the panel PC has a touchscreen, it is possible to connectthe mouse to any COM port.2.3.3 Switching on the PowerSwitch on the power switch, which is located inside the bottom side cover.2.4 Running the BIOS Setup ProgramThe panel PC will be properly set up and configured by the dealer prior to delivery.However, it may be necessary to use the panel PC's BIOS (Basic Input-Output Sys-tem) setup program to change the system configuration information, such as the cur-rent date and time, or the type of hard drive. The setup program is stored in read-onlymemory (ROM). It can be accessed either when you turn on or reset the panel PC, bypressing the ‘Del’ key on your keyboard immediately after powering on the computer.The settings specified with the setup program are recorded in a special area of mem-ory called “CMOS RAM”. This memory is backed up by a battery so that it will not beerased after turning off or resetting the system. Whenever the power is turned on, thesystem reads the settings stored in CMOS RAM and compares them to the equip-ment check conducted during the power on self-test (POST). If a problem occurs, anerror message will be displayed on screen, and the computer prompts the user to runthe setup program.