Key Expansion Module Buttons And Hardware - Cisco 8841 User Manual

Accessories
The following table lists the phones and the number of key expansion modules that each model supports.
Table 5: Cisco IP Phones and Supported Key Expansion Modules
Cisco IP Phone Model
Cisco IP Phone 8851
Cisco IP Phone 8861
Cisco IP Phone 8865

Key Expansion Module Buttons and Hardware

The following table describes the features of the key expansion module.
1
LCD screen—Displays the phone number, speed-dial number (or name or other text label), phone
service, or phone feature assigned to each button.
Icons that indicate line status resemble (in both appearance and function) the icons on the phone
to which the key expansion module is attached.
Lighted buttons—18 buttons. Depending on the mode, each button or pair of buttons corresponds
to one line (same as on the phone). For mode information, see the description of 2-column mode
that follow this table. The lights beneath each button indicate the state of the corresponding line
as follows:
• light off—Button is not configured.
• green steady—Line is configured correctly and registered successfully and is in idle
state.
• red steady—Line in use and have an active call on it.
• amber steady/blinking—A configuration error occurred when this feature was being
set up.
Key Expansion Module Buttons and Hardware
Supported Key Expansion Modules
2; providing 72 lines or buttons
3; providing 108 lines or buttons
3; providing 108 lines or buttons
Cisco IP Phone 8800 Series Multiplatform Phones User Guide
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