AASTRA DT390 for BusinessPhone User Guide EN - Manual (Page 94)

1424-EN/LZT 103 091 Uen D 2010-02-12 94
I NSTALLATION
To replace the battery, do the following:
1. Open the battery lid and remove the battery.
2. Disconnect the battery cable, and replace with a new battery.
3. Make sure the battery cable cannot be trapped while closing the
battery lid.
4. Close the lid.
Figure 10:Battery replacement
16.2 Accessories
16.2.1 Headset
If you frequently use the phone or want to have both hands free, it is
recommended that you use a headset.
The headset for the DT390 cordless phone comes in two versions:
• With the microphone integrated in the cable
• With the microphone on a boom
Connect the headset to the headset connector marked on the right
side of the phone.
16.2.2 Belt Clip
The clip on the back of the phone lets you attach the phone to a belt or
similar.
To attach or remove the clip, spread the clip slightly. The ends of the clip
fit into the holes on the side of your phone.