Charge The Battery With The Ac Power Supply - Cisco 840 User Manual

Phone setup
• Under normal conditions, a discharged battery charges fully in approximately 3 hours in a desktop or
• If both a phone and battery are in a desktop charger, the phone takes priority. So it takes longer to charge
Note
Caution
Note
Related Topics

Charge the battery with the AC power supply

If you don't have a desktop charger or multicharger, you can charge your phone battery using the USB cable
and AC power adapter.
Caution
Procedure
Step 1 Plug the USB cable into the bottom of the phone with the pins aligned.
Step 2
Plug the USB cable into the power adapter.
Step 3 Plug the power adapter into the electrical outlet.
Related Topics
multicharger.
the battery.
Charge your phone batteries in an ambient temperature of 50–86°F (10–30°C) for the best results. If you
charge the batteries outside of this temperature range, it results in longer charge times or incomplete charge
cycles.
Store the batteries in dry conditions at approximately 65° F (20° C).
Don't let the main battery or the internal battery of your Cisco Wireless Phone 860 or 860S fully deplete for
extended periods. If you must store the phone or battery for longer than one month, then we recommend that
you fully charge the battery installed in the phone to 100% every six months. Never store a phone without
the main battery for longer than one month.
Severely damaged battery contact pins are not repairable and not covered under the Cisco warranty. Minor
deformation may be remediated by carefully bending the battery contact pins back to the correct position
using appropriate tools. Cisco is not responsible for any damage that is caused during this action.
Desktop chargers, on page 117
Multichargers, on page 121
Use only the approved USB cable and power adapter for the Cisco Wireless Phone 840 and 860.
Cisco accessory part numbers, on page 127
Charge the battery with the AC power supply
Cisco Wireless Phone 840 and 860 User Guide
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