Remove And Replace Handset Battery - NEC UNIVERGE SV8100 System Hardware Manual

Issue 5.0
5 - 88
7.4.3

Remove and Replace Handset Battery

The battery loaded in the Bluetooth handset has a useful life of about
two years, depending on how the handset is used. If the battery
voltage diminishes quickly after the battery has been charged for a
long time, replace with a new Li-ion battery.
1. Remove cover from back of handset.
2. Remove existing battery and dispose of properly.
3. Install new Li-ion battery.
Full charge takes approximately 16 hours.
.
4. Reinstall battery cover.
Installing DT300/DT700 Series (DTL/ITL) Digital and IP Multiline Terminals
Figure 5-109 Removing Battery Cover from Handset
Figure 5-110 Removing Battery from Handset
UNIVERGE SV8100