Cisco Webex 840S Handbuch - Seite 6

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Phone Battery Charging

• The phone displays an Invalid Battery Shutdown message before it shuts down.

In these failure scenarios, remove the battery from the phone and examine the battery contact fingers and

pads.

Note

The battery contacts are in different locations on the Webex Wireless Phone 840 and Webex Wireless Phone

860.

• Check that the contacts aren't dirty or covered with any substances, or it may prevent a proper electrical

• Check that the contact fingers on the phone are straight relative to the contact base, with all fingers at

In the following image of the Webex Wireless Phone 860 battery compartment, the finger on the top left

illustrates damage from incorrect battery insertion.

Figure 2: Webex Wireless Phone 860 Battery Contact Damage

Phone Battery Charging

Warning

Explosion Hazard: Don't charge the phone battery in a potentially explosive atmosphere. Statement 431

You can charge the battery using any of the following options:

• USB cable—You can charge the phone with an AC power adapter or your computer.

• Desktop chargers—You can charge a phone and spare battery.

• Multicharger—You can charge several phones or batteries at the same time.

The length of time to charge a phone and battery varies depending on the charge method.

• It takes about 3 hours to charge a phone using the USB cable and AC plug.

• It takes about 8 hours to charge a phone using the USB cable and your computer.

• Under normal conditions, a discharged battery charges fully in approximately 3 hours in a desktop or

Phone Setup

connection.

the same height.

multicharger.

Phone Setup