Avaya Communication Manager Administrator's Manual page 656

Telephone Reference
7305S telephone
The 7305S telephone is a multi-appearance hybrid telephone which provides access to 10 line
appearances. The 10 line appearance buttons can also be used as programmable feature
buttons. The 7305S telephone is also equipped with 24 programmable feature buttons and six
fixed feature buttons. It requires 3-pair wiring for operation. One wire pair is used for analog
voice, while the other two pairs are used for digital control and signaling.
Figure 248: 7303S telephone
Figure notes:
1. Handset
2. Dial pad
656 Administrator Guide for Avaya Communication Manager
3. 10 programmable buttons