Aastra DT390 Guide De Référence Rapide page 15

Replacing the Battery
To replace the battery, do the following:
1. Switch off the phone, open the battery
compartment, and remove the battery.
2. Disconnect the battery cable, and replace with a
new battery.
Accessories
The following accessories are available:
Carry case Swivel clip
with belt clip
microphone on boom
Standard clips Desk PDM charger
Also available:
• Headset with microphone integrated in cable
• Security string
• Rack charger
MD Evolution – DT390
All manuals and user guides at all-guides.com
DT390 Cordless Phone Quick Reference Guide
Headset with
Desk charger
15