Cisco 7921G Accessory Guide

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Cisco Unified Wireless IP Phone 7921G Accessory Guide
OL-11926-02
Multi-Charger
Table 3 provides the approximate charging times for the standard battery with these desktop charger
configurations.
Multi-Charger
The multi-charger, as shown in Figure 3, can charge up to six phones and up to six batteries at the same
time. You can place the multi-charger on a desk or mount it on the wall to save space.
To use the multi-charger, see Figure 3 and follow these steps:
Procedure
Step 1 Install and power the multi-charger by following the instructions in the installation guide that
accompanies the multi-charger.
Step 2 Insert a phone into the upper compartment and the LED indicator turns red.
Step 3 Insert a spare battery into the lower compartment and the LED indicator turns red.
Step 4 When the LED indicator turns green, the battery is charged and you can remove the phone or battery.
Table 3 Approximate Battery Charging Times for Desktop Charger
Desktop Charger Configuration
Charging Times
Standard Battery Extended Battery
Spare battery only 2 hours 3 hours
Battery installed in the phone with phone powered on 3 hours 4 hours
Battery installed in the phone (powered on) and a spare
battery
3 hours 4 hours

Cisco 7921G Specifications

General

Brand	Cisco
Model	7921G
Category	IP Phone
Language	English