Utstar pn820 User Guide
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BATTERY USAGE
BATTERY CHARGING
Make sure the battery is properly installed in the handset. Use all
normal cautions when working with a standard wall outlet.
normal cautions when working with a standard wall outlet.
POWER CONNECTION
1
Plug the AC Charger into a standard outlet.
2
Plug the other end of the AC Charger into the
bottom of your phone. The battery must be
installed on the phone.
bottom of your phone. The battery must be
installed on the phone.
• When you charge the battery with the phone power off, the
device will power on.
• The battery is not charged at the time of purchase.
• Fully charge the battery before use.
• It is more efficient to charge the battery with the handset
powered off.
• The battery must be connected to the phone in order to
charge it.
• Battery operating time gradually decreases over time.
• If the battery fails to perform normally, you may need to
replace the battery.