User guide

105BusinessPhone – Cordless DT412/DT422
Installation
Installation
This chapter describes how to connect and charge the battery of
your Cordless. You will also find procedures for installation and
maintenance of your Cordless.
Battery
The battery is a rechargeable NiMH battery placed on the back of
the Cordless.
Charging the battery
The battery requires charging when the Battery icon in the display
is half filled or empty.
Place the Cordless in the charger. A beep indicates connection with
the charger. The charging status is shown by the Battery icon in the
display. After approximately 1 hour the Cordless is fully charged,
indicated by a filled Battery icon. If the Cordless is switched off
when placed in the charger, it will start up automatically within
2minutes.
Note: If a call is connected when the Cordless is placed in
the charger, the call will be disconnected.
Remove the battery
The battery is fastened by a screw and two hooks. To remove the
battery, use a small coin and turn the screw to horizontal position.
Remove the battery by pulling the screw. When fastening the
battery again the screw has to be in horizontal position.
Note: Avoid using a screwdriver as it may damage the
screw.