User Manual
Aastra DT4x3 DECT Telephones
There are two desktop chargers available; one basic (DC3) that only charges the handset,
and one with advanced functionality (DC4) to download new software and to synchronize
parameters. The handset is fully operational while placed in the charger.
The charger is delivered with a plug-in power supply and is connected into an ordinary wall
socket. For more information, see the advanced charger's Installation and Operation Manual.
IMPORTANT: When charging the EX classified handset, it is only permitted to use a charger
marked with DC3-BxxB or DC4-BxxB on the label.
NOTE: Only use the charger within the temperature range of +5° C – +40° C.
2.2.2
Charging Rack
The Charging Rack (CR3) is used for charging several handsets, to synchronize parameters,
and for software download.
IMPORTANT: If using the CR3 for charging EX classified handsets, it is only permitted to use a
rack charger marked with CR3-BxxC on the label.
The built in power supply can charge up to six handsets.
See the Charging Rack's Installation and Operation Manual.
2.2.3
Battery Pack Charger
The Battery Pack Charger (CR4) is used for charging up to six spare batteries.
IMPORTANT:
See the battery pack charger's Installation Guide.
2.2.4
Clips
Tip: The handset can be used without a clip, see
The belt clips cannot be used if the handset is placed in a case. See
page 12 for more information.
There are two belt clips available:
• Hinge-type clip
To prevent the handset from slipping out of for example pocket or belt, see
the Hinge-type Clip
• Swivel-type clip
To be able to rotate without slipping out from for example pocket or belt, see
Attach the Swivel-type Clip
2.2.5
Security Cord
The security cord is 800 mm long. The security cord is attached directly to the handset.
2.2.6
Leather Casing
The leather casing is especially designed for the handset. The casing comes with a swivel
type belt clip and the handset is fully operational while placed in the casing.
31 October 2013 / Ver. C
It is not permitted to charge EX classified batteries using the battery pack
charger.
on page
75.
on page
75.
13.5 Attach Cover for No Clip
2.2.6 Leather Casing
TD 92789EN
on page 76.
on
13.3 Attach
13.4
12