Chapter 5 Handling the CU-300 (Option)159• If smoke, abnormal odors or noises come from the CU, immediatelyunplug the AC adapter from the wall socket, disconnect the interfacecable from the CU, and contact your nearest dealer.Failure to do so could cause fire or electrical shock.• If foreign material or water gets into the CU, immediately unplug theAC adapter from the wall socket, disconnect the interface cable fromthe CU, and contact your nearest dealer.Failure to do so could cause fire or electrical shock.• If you drop the CU so as to damage its housing, immediately unplugthe AC adapter from the wall socket, disconnect the interface cablefrom the CU, and contact your nearest dealer.Failure to do so could cause fire or electrical shock.• Use the dedicated AC adapter only.Failure to do so could result in a fire.• Never use the CU on the line voltage other than the specified level.Doing so could cause the CU to break or burn.• If the power cord of the AC adapter is damaged (e.g., exposed orbroken lead wires), stop using it and contact your nearest dealer.Failure to do so could result in a fire or electrical shock.• If you are not using the CU for a long time, be sure to unplug the ACadapter from the wall socket and disconnect the interface cable fromthe CU for safety.Failure to do so could result in a fire.• When caring for the CU, unplug the AC adapter from the wall socketand disconnect the interface cable from the CU for safety.Failure to do so could result in an electrical shock.• Never cover or wrap up the CU or AC adapter in a cloth or blanket.Doing so could cause the unit to heat up inside, deforming itshousing, resulting in a fire.Always use the CU and AC adapter in a well-ventilated area.• Keep the power cord away from any heating equipment.Failure to do so could melt the sheathing, resulting in a fire orelectrical shock.