254 BATTERY CHARGINGBattery chargers (continued)■D Using the BC-192 to regular charge the BP-264The BC-192 provides regular charging of only the BP-264 Ni-MHbattery pack. Never use it for any other battery pack.Charging time period for the BP-264 (with the specified AC adapter): Approximately 16 hours (at 16 V)The following item is additionally required: An AC adapter (not sup-plied with some versions) or OPC-515L dc power cable.AC adapter(A different type,or no AC adapt-er is supplied,depending onthe version.)Charging time period differsdepending on the input voltage.12 V13.8 V16 V: Approx. 36 hours: Approx. 21 hours: Approx. 16 hoursOPC-515L polarityWhite line:Black line :CAUTION: NEVER connect theOPC-515L to a power sourceusing reverse polarity. This willruin the battery charger.*Battery pack TransceiverTurn OFFthe powerOptional OPC-515L*(for a power source)can be used insteadof the AC adapter. Screws*( Self tapping screw:M3.5 × at least 30 mm)*Purchase separately.Using screws is recom-mended to secure thecharger.Status indicatorLights green while charging.NOTE:The charge indicator will not goout even after a battery pack isfully charged.