Chapter 3
Operating the Vehicle Charger
CAUTION: Never place any objects other than a radio and battery into the charger pocket. This
could damage the charger.
Operation of the charger is automatic. When a portable radio or a battery is not in the charger pocket,
the charger is in the standby mode.
NOTE:
To calibrate the battery for optimal performance, ensure the initial charge of an IMPRES 2
battery is performed in an IMPRES 2 desktop charger. If the IMPRES 2 batteries are not
calibrated in an IMPRES 2 desktop charger, the IMPRES 2 radio does not display the fuel
gauge.
Procedure:
1 To charge a battery, place the radio and battery or battery with adapter into the pocket and push
all the way in.
Ensure not to activate the radio emergency button when pushing the radio into the pocket.
If a battery with adapter is placed in the charger, ensure the contacts are facing down.
1
For APX Next battery, ensure the battery is installed into the PMPN4649_ adapter before
inserting into the charger.
To indicate the battery is being charged in the rapid charge mode, the steady red LED
illuminates when the battery is properly seated in the charger pocket.
2 When the radio or battery are in the charger pocket, fasten the safety strap.
If a battery with adapter is in the pocket, fasten securely to prevent the battery from being
shaken out of the charger during rough traveling conditions and to prevent the battery from
becoming a dangerous projectile in the event of a vehicle crash.
3.1
Charging Indicators
LED charging indicator on the front panel of the charger indicates the charger status.
Table 3: IMPRES 2 Battery Charging Indicators
LED Indicator
Blinking Red
Blinking Amber
1
NNTN9216, NNTN9217, NNTN9089, NNTN9090, PMPN4812, PMNN4816A, PMNN4817A,
PMNN4818A
Operating the Vehicle Charger
Description
Battery is unable to charge or no proper contact
with the charger.
Battery is recognized by charger but is waiting
to rapid charge. The battery temperature is too
low or high, low voltage, or charger may be too
hot for rapid charging. When this condition is
MN009407A01-AB
17