11Parts and their functionsAC adapter unit DC power unitThis unit supplies a DC output of 15 V, 10 A (maximum)when an AC input of 120 V is supplied. Power switch [POWER ON/OFF]This switch is used to supply AC power to the DC powerunit. Keep the switch in the ON position during use. Fuse holder/fuseA fuse for protecting the DC power unit is in the fuseholder. A burnt fuse may be caused by a DC powerunit defect. In such a case, consult the store where youpurchased it. Power LEDThis lights up red when the power switch is at ON.This is off when the power switch is at OFF. Cover fastening screws (2)To ensure safety, be absolutely sure to tighten up thesescrews and close the cover upon completion of theinstallation work. CoverLoosen the two cover fastening screws and open thecover to proceed with the connections. When closing thecover, first close the cover, and then be absolutely sure totighten up the two fastening screws.Since malfunctions or other trouble may result if thescrews are not tightened enough, be absolutely sure touse a screwdriver to tighten them up. AC power input terminal boardThis terminal board is for connecting AC input power.(AC 120 V, 60 Hz, 120 W) AC adapter mounting screw holes (×4)Attach the supplied pole mounting plate to these screwholes when the AC adapter is to be mounted on a pole orother support. DC output connector [DC15 V OUT]Connect this connector to the [POWER] connector on themain unit using the supplied power cable. Ventilation opening AC power input cable [AC IN]This is the AC power input cable. It is held in place by thefixed bushing.