■ Optional battery case (BP-263)When using the optional battery case, install 6 × AA (LR6) sizealkaline batteries, as illustrated below.q Remove the battery case if it is attached. (pgs. 3, 4)w Install 6 × AA (LR6) size alkaline batteries, as shown below.• Install only alkaline batteries.• Be sure to observe the correct polarity.e Attach the battery case. (pgs. 3, 4)CAUTION:• When installing batteries, make sure they are all the samebrand, type and capacity. Also, do not mix new and old batter-ies together.• Keep the battery terminals clean. It’s a good idea to regularlyclean them.• Never incinerate used battery cells since internal battery gasmay cause them to rupture.• Never expose a detached battery case to water. If the batterycase gets wet, be sure to wipe it dry before using it.• Never use batteries whose insulated cover is damaged.NOTE: When the optional battery case is attached, the batterytype must be selected as “Battery case operation” when turningthe transceiver ON. Ask your dealer for details. (p. 12)345BATTERY CASE1234567891011121314151617181920Be careful! The negativeterminals of the battery caseprotrude from the body, sopay attention not to injureyour fingers when insertingthe batteries.