Mitel Aastra 470 System Manual page 167

Mounting the desktop model
Connect the handset cord and the phone cord to the phone as indicated in the op-
erating instructions.
Installing the wall-mounted bracket (optional)
The wall assembly set consists of a baseplate, a wall plate and fastening screws (see
Fig. 73).
1. Secure the wall plate to the wall using the three longer screws. Feed the cord
through the middle opening on the wall plate (see ➀).
2. Remove the 4 plastic feet on the underside of the phone (see ➁).
3. Secure the baseplate of the wall assembly set to the underside of the terminal
using the 2 shorter screws (see ➂).
4. Suspend the baseplate with the phone onto the wall plate from above (see ➃)
and tilt downwards until it snaps into place (see ➄).
5. Plug the phone cord into the phone (see ➅).
Powering the phone
The system phones Office 25, Office 35, and Office 45 are powered via the DSI line.
The system phones Office 45pro need to be powered externally with a plug-in
power supply. Only use the corresponding plug-in power supply unit with FCC con-
nector.
Connecting the phone
1. Set the DSI bus address under the system phone's designation label.
– TSD1 = Address switch not pressed (disengaged)
– TSD2 = Address switch pressed (engaged)
2. Plug the connector into the socket-outlet.
3. If the system is configured, test the operation of the system phone.
4. Label the phone as indicated in the operating instructions.
Connecting the expansion key module or the alphanumerical keyboard
The connection of the expansion key modules and the alphanumerical keyboard to
Office 35 and Office 45 is described in the relevant operating instructions.
Aastra 470 as of R3.2
syd-0337/1.6 – R3.2 – 09.2014
Installation
167