NEC Univerge SV9100 - Figure 6-47 Removing Battery Cover from Handset; Figure 6-48 Removing Battery from Handset

Issue 3.0
SV9100 System Hardware Manual 6-37
4.4.3 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.
4. Reinstall battery cover.
Figure 6-47 Removing Battery Cover from Handset
Figure 6-48 Removing Battery from Handset
NOTE

Full charge takes approximately 16 hours.