User Manual
Aastra DT4x3 DECT Telephones
2
Descriptions
2.1
DT4x3 DECT Telephone
IMPORTANT:
Case
The plastic cover parts are made of durable PC/ABS material.
Antenna
The antenna is integrated inside the handset.
Loudspeaker
The handset has a separate loudspeaker for the loudspeaking function. It is placed on the
back side of the handset.
Battery
The battery is a rechargeable Li-Ion battery, placed under a battery cover. See
Replace the Battery
The battery is fully charged within four hours. See
The non-EX classified battery can be charged separately with a battery pack charger. See
13.1.3 Charge Spare Batteries
IMPORTANT: When charging the EX classified handset, it is only permitted to use a charger
marked with DC3-BxxB, DC4-BxxB or CR3-BxxC on the label. It is not permitted to charge the
EX battery pack alone.
31 October 2013 / Ver. C
The handset may retain small metal objects around the mouthcap or earcap
region.
on page 71.
on page 71.
13.1.2 Charge the Battery
TD 92789EN
13.1.4
on page 71.
5