AASTRA 4147 Medium for MX-ONE (TSE) User Guide EN - Manual (Page 12)

Description
Dialog 4106 Basic/Dialog 4147 Medium 12
11 Message Waiting switch
Switch Message Waiting indication on or off. Also used to reverse
the polarity in case of crossed line cables. See section “ Settings ”
on page 60.
12 Data port
Used to connect a modem, PC or other phone equipment.
13 Loudspeaker (beneath handset)
14 Handset
Supplied with hearing aid feature as standard.
Please note: The handset can attract and trap small metal
objects in the earcap region.
15 Designation card
Use the DCM (Designation Card Manager) to make and print your
own designation cards. DCM is included on the Enterprise
Telephone Toolbox CD or it can be downloaded from:
http://www.aastra.com
For more information, please contact your Aastra Certified Sales
Partner.