4CHARGING THE BATTERY PACKATTENTION:◆ Always switch OFF a transceiver equipped with a battery pack before inserting thetransceiver into the charger.1 Plug the AC adapter cable into the jack located on the rear of the charger.2 Plug the AC adapter into an AC outlet.3 Slide a battery pack or a transceiver equipped with a battery pack into thecharging slot of the charger.• Make sure the metal contacts of the battery pack mate securely with thecharger terminals.• The indicator lights red and charging begins.Indicator4 When charging is completed, the indicator flashing green. Remove the batterypack or the transceiver from the charging slot of the charger.• It takes approximately 3 hours to charge the battery pack.• When the charger will not be used for a long time, unplug the AC adapterfrom the AC outlet.Note:◆ When the indicator blinks red, the battery pack is either defective or the battery packcontacts are not properly mated with those of the charger.◆ When the indicator flashes green and orange, the battery pack has not satisfied thecharging start temperature. Remove the battery pack from the charger and wait until itreaches a normal temperature before charging it again.◆ The ambient temperature should be between 5°C and 40°C while charging is inprogress. Charging outside this range may not fully charge the battery.◆ The battery pack life is over when its operating time decreases even though it is fullyand correctly charged. Replace the battery pack.