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Rechargeable battery
Installing
1 Insert Ni-MH BT-63Q battery pack into the DB-64C battery holder.
2 Insert the battery pack into the instrument and turn the battery cover knob to “LOCK”.
Charging
1 Plug the AC/DC converter (AD-9B or AD-7C)
into the DB-64C battery holder.
2 Plug the converter power cord into the
appropriate AC outlet (120v AC for AD-9B
converter, 230v AC for AD-7C converter)
3 When charging is complete (after approximately
nine hours), unplug the converter from the
connector on the DB-64C battery holder.
4 Unplug the converter power cord from the AC
receptacle.
The LED of DB-64C will indicate charging status:
Red ON : Charging.
Green ON : Charging completed.
Green flashing : Ni-MH BT-63Q battery pack is not installed correctly.
Red flashing : Ni-MH BT-63Q battery pack protection feature is working automatically.
RT-5SW can be used in this state.
Automatic protection feature; In case of overcharge or high or low temperature state
exceeding charging range, charging will be stopped or changed to protect Ni-MH battery.
AC/DC converter
AD-9B/7C
DB-64C
LED
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