
Charging and caring for batteries 133
■
NiMH battery: 32 °F to 131 °F
(0 °C to 55 °C).
Notice
Although charging will only
start if the battery temperature is below
113 °F (45 °C), charging will
continue
up
to 131 °F (55 °C).
Temperature indications
When the battery temperature is outside the normal
charging range, the orange LED on the charger is lit.
Charging will start or resume once the temperature is
within normal limits, and no action is required by you.
Leaving the battery on charge
You can leave a battery/radio in the charger once
charging is complete. Leaving a battery in the charger
will not overcharge or damage it.
You can remove a battery/radio from the charger at
any time without harming the battery, the radio, or the
charger. When you return the battery/radio to the
charger, charging is automatically resumed.
Vehicle charger only
It is safe to switch off the ignition while there is still a
battery in the charger. But if the vehicle will not be
used again for some time, check whether charging will
continue while the ignition is off, and consider what
effect this might have on the vehicle battery.
To check, place the battery in the charger and switch
off the vehicle ignition:
■
If no charger LED stays lit, the charger will resume
charging only when the ignition is switched on
again. Minimal charger standby power will be
drawn from the vehicle battery until then.
■
If a charger LED stays lit, the charger will continue
to charge the radio battery even while the ignition
is off, and will continue to draw power from the
131 °F
55 °C
32 °F
0 °C
Summary of Contents for TP9100 Series P25
Page 1: ...TP9100 P25 Portable Radios User s Guide MPA 00001 12 Issue 12 March 2016 ...
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Page 158: ...158 Index W warning tones See audible tones warnings on radio display 142 Z zones 49 ...
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