Installing the MBU 400
This section provides procedures for installing your MBU and Aastra 420d Handset.
Before beginning the installation process, review the installation require- ments as described in the section, “Requirements”, on page 5.
Installing on a Desktop
You can install the MBU on any flat desktop using the MBU stand included with your unit.
To install the MBU 400 on a desktop:
1.Place the MBU stand on a flat surface.
2.Hold the top of the MBU 400 with the back panel facing left.
3.Slide the bottom of the MBU 400 into the stand and push to make sure it is secure.
4.Proceed to “Connecting the MBU 400” on page 14 to connect your MBU 400 using the cables provided.
Top of MBU
MBU Back Panel
MBU Stand
Installing the MBU 400
