Cisco 7921G Accessory Manual page 3

Figure 1
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Table 2
configurations. You can check the battery charging state on the phone display.
.
Table 2
Battery Type
Standard
Extended
Caution Use only Cisco specified AC power supplies for the Cisco Unified Wireless IP Phone 7921G.
OL-11926-02
AC Power Supply
AC plug adapter—Insert into slot on power supply.
AC power supply—Insert into AC outlet.
Phone connection—Insert into slot at bottom of phone.
Indicator LED—LED is red while battery is charging and turns green when
battery is charged.
provides approximate battery charging times for the two battery types and power supply
Approximate Battery Charging Times
Power Supply
Connected to Phone
2 hours
3 hours
Power Supply Connected
to Desktop Charger
2 hours
3 hours
Cisco Unified Wireless IP Phone 7921G Accessory Guide
AC Power Supply
Phone Connected to Computer
with USB Cable
5 hours
7 hours
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