222Install the clock chip with pin 1 toward the right (as you are looking at the unit) in socketU15.You will need to initialize the clock with the current date and time after installing theclock chip. Just enter the DAYTIME as described in the commands section of thismanual. The Real-time clock is read when the KPC-3 Plus is powered on, or when asoft reset occurs.Replacing the Lithium BatteryTo replace the internal Lithium battery, remove the cover from your KPC-3 Plus andcarefully slip the battery out of the battery holder. You may need to use an insulated toolto assist in removal of the battery. When installing a replacement battery (CR2032 orequivalent), be sure you have the positive terminal against the top clip of the batteryholder.NOTE: When you remove the lithium battery from your KPC-3 Plus, all storedparameters will be lost and the unit will revert to the factory default parameters.