Optional Battery Case - Icom ID-31A Instruction Manual

4
BATTERY CHARGING
Rapid charging (Continued)
■
IMPORTANT: Battery charging caution
Ensure the guide rails on the battery pack are correctly
aligned with the tabs inside the charger.
Tabs
CAUTION: When using the OPC-515L DC power cable
NEVER connect the OPC-515L to a power source using
reverse polarity. This will ruin the battery charger.
White line: + Black line:
NOTE: If the charging indicator blinks orange for 10 sec-
onds or more with the battery pack installed in the trans-
ceiver, try charging the BP-271 alone. You can also try
regular charging the BP-271 attached to the transceiver.
15
Guide rail
–

■ Optional battery case

When using the BP-273
battery case
size alkaline batteries, as described below.
Remove the battery case if it is attached. (p. 1)
q
Install 3 × AA (LR6) size alkaline batteries.
w
• Install only alkaline batteries.
• Be sure to observe the correct polarity.
Attach the battery case. (p. 1)
e
A built-in step-up converter in the BP-273 increases the
voltage to 5.5 V DC.
Approximately 100 mW of output power is possible with the
BP-273 operation. Also, the transmit output power selec-
tion is disabled.
The batteries may seem to have low capacity when used in
low temperatures, such as –10°C (+14°F) or below. Keep
the batteries warm in this case.
, install 3 × AA (LR6)