Cisco 7921G Desktop Charger, Power Supply, AC Power Cord CP-DSKCH-7921G-BUN Manual Do Utilizador
Códigos do produto
CP-DSKCH-7921G-BUN
2
Cisco Unified Wireless IP Phone 7921G Accessory Guide
OL-11926-02
Battery Types
Battery Types
describes the battery types for the Cisco Unified Wireless IP Phone 7921G. Refer to the
for instructions on installing your battery.
.
Caution
Use only Cisco supplied batteries with the Cisco Unified Wireless IP Phone 7921G.
AC Power Supply
The power supply with AC plug adapter shown in
enables you to quickly charge your phone
battery. To use the power supply, first insert the appropriate AC plug adapter, then plug the power supply
into a wall outlet, and insert the connector into the base of your Cisco Unified Wireless IP Phone 7921G.
You can use the phone while you are charging the battery.
into a wall outlet, and insert the connector into the base of your Cisco Unified Wireless IP Phone 7921G.
You can use the phone while you are charging the battery.
Note
If you have a desktop charger, you do not need a phone power supply to charge your phone, too.
Table 1
Battery Types for the Cisco Unified Wireless IP Phone 7921G
Type
Technology
Talk Time
Standby Time
Battery Part Numbers
Standard
(firmware
releases prior to
1.0(4))
(firmware
releases prior to
1.0(4))
Lithium ion
Up to 10 hours
Up to 80 hours
CP-BATT-7921G-STD=
Standard
(firmware
release 1.0(4)
and later)
(firmware
release 1.0(4)
and later)
Lithium ion
Up to 11.5 hours Up to 150 hours
CP-BATT-7921G-STD=
Extended
(firmware
releases prior to
1.0(4))
(firmware
releases prior to
1.0(4))
Lithium ion
Up to 12 hours
Up to 100 hours
CP-BATT-7921G-EXT=
Extended
(firmware
release 1.0(4)
and later)
(firmware
release 1.0(4)
and later)
Lithium ion
Up to 15.5 hours Up to 200 hours
CP-BATT-7921G-EXT=