When To Replace Batteries - Icom IC-4A Instruction Manual

When using Ше alkaline power pack IC-BP4:
Place the power switch in the OFF position. Remove the power pack from the bottom of the set by
pushing the pack in the indicated direction. Separate the pack into two parts (cases) as follows:
REMOVE 4 BATTERY PACK » SET
Each case holds three АА туре batteries. Install batteries into each case, according to indicated
polarity. With the batteries properly in place, carefully replace the pack and slip it onto the set with
the reverse procedure.
Also, AA type Nickel-Cadmium, rechargeable, batteries can be used. But the charger for them should
be the optional BC-30 charger.
WHEN TO REPLACE BATTERIES (When using alkaline batteries)
When the Transmit Indicator LED does not light up during transmission, the batteries are exhausted.
Use batteries of the same type, for mixed types might cause leakage. Replace worn batteries with a
complete new set. If used with old batteries, the life of new ones might be shortened. Battery life is