User's Manual

Copyright © 2012 Discount Two-Way Radio Corporation - North American Distributor
BR850
TM
Professional Two-Way Radio Instruction Manual
16
charger, as it can damage both the battery
and the radio; the charger is not a radio
stand.
3. Do not cut off the power supply or remove
battery while charging.
4. Never charge a battery that is wet. Dry it
with soft cloth prior charging.
5. The battery will eventually weaken. When
the operating time (talk-time and standby
time) is noticeably shorter than normal,
replace the battery.
6. Charge the Intrinsically Safe battery
B850LI-IS
outside the hazardous area
with the designated charger
CH850R1-IS
.
Unauthorized chargers could damage the
battery.
Tips To Prolong Battery Life:
1. Battery performance greatly decreases at
temperatures below -4°F (-20°C).Having
a spare battery is always necessary in
extremely cold environments. A cold
battery may work again when it returns to
room temperature,so keep it for later use.
2. Dust on the battery contact may cause the
battery not to work or charge properly. Use
a clean dry cloth to wipe it before attaching
the battery to the radio.
3. Batteries with damaged contacts can be
extremely dangerous. Any battery with
damage to one or more contacts should be
replaced immediately and not used under
any circumstances.
Battery Storage
1. Fully charge a battery before storing it for
an extended period of time to avoid battery
damage due to over-discharge.
2. Recharge a battery after three months
storage to avoid reduced battery capacity
due to over-discharge.
3. When storing a battery, keep it in a dry