Aastra Dialog 4425 User Manual page 10

Description
10
11 Volume control
a. To adjust the ringing volume and the incoming speech volume
for the handset and loudspeaker.
b. Space/backspace in writing mode.
12 Clear
To disconnect calls or to clear the display in programming.
13 Microphone
14 Loudspeaker
15 Handset with hearing aid function
Please note: The handset may attract and retain small
metal objects in the earcap region.
16 Message
Message indication key. Press the key to retrieve the message. See
section "Access the
17 Pull-out leaf for quick access (optional)
See section "Pull-out Leaf
18 Designation card
Use the Designation Card Manager to make and print your own
designation cards. The Designation Card Manager is included on
the Telephone Toolbox CD for BusinessPhone Communication
system which is part of the Quick Reference Guide.
19 Power adapter connection
See section "Install
20 Key Panel
The extra key panel has 17 programmable keys. Up to four panels
can be connected. See section
Mailbox" on page 61.
(optional)" on page 109.
cables" on page 136.
"Key panel" on page 106.
BusinessPhone – Dialog 4425 IP Vision