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Softkey/Programmable Key/Feature Key/Expansion Module Key Parameters
A-136 41-001160-00, Release 2.1, Rev 04
IP Phone Administrator Guide
Appendix A
Softkey/Programmable Key/Feature Key/
Expansion Module Key Parameters
This section provides the softkey, programmable key, feature key, and expansion
module key parameters you can configure on the IP phones. The following table
provides the number of keys you can configure for each model phone and
expansion module, and the number of lines available for each type of phone.
*The 536M expansion module consists of 36 softkeys. You can have up to 3 expansion modules on an IP
phone totaling 108 softkeys. Valid for 53i, 55i, 57i, and 57i CT phones.
**The 560M expansion module consists of 60 softkeys. You can have up to 3 expansion modules on an IP
phone totaling 180 softkeys. Valid for 55i, 57i, and 57i CT phones.
IP
Phone
Model
Softkeys
Expansion Module
Keys
Programmable
Keys
Lines
Available
Handset
Keys
Available
53i - 36 to 108*
(Model 536M)
6
(Up to 4
functions)
9-
55i 6 Bottom Keys
(Up to 20
functions)
36 to 108*
(Model 536M)
60 to 180**
(Model 560M)
6 Top Keys
(Up to 6
functions)
9-
57i 12 Top and
Bottom Softkeys
(Up to 10
functions on top
keys; Up to 20
functions on
bottom keys)
36 to 108*
(Model 536M)
60 to 180**
(Model 560M)
- 9-
57i CT 12 Top and
Bottom Softkeys
(Up to 10
functions on top
keys; Up to 20
functions on
bottom keys)
36 to 108* on Base
Station
60 to 180** on Base
Station
(Model 560M)
- 915
Note: When entering definitions for softkeys, the “#” sign must be
enclosed in quotes.