AASTRA SIP-DECT (Release 1.8)-Installation- and Administration Guide EN - Manual (Page 79)

Installation, Administration and Maintenance
Aastra depl-0900/0.4 Page: 79 (104)
7 Maintenance
7.1 Site survey measurement equipment
If an SIP-DECT installation has to be planned, a sufficient distribution of the
RFPs’ is necessary, which fulfills the requirements for reliable
synchronization and connectivity to the Portable Parts. The site survey kit
may help you. It comprises:
• One measuring RFP with its own power supply.
• A tripod and a battery for the RFP.
• Two reference PPs’ with chargers.
• Battery
chargers.
• Optional a measuring handset, which can monitor other makers DECT
radio sources.
7.2 Checking the Aastra DECT 142 / Aastra 142d Handset
firmware version
You can display the version information of the Aastra DECT 142 Handset /
Aastra 142d with a few keystrokes. Check the firmware version to determine
whether an update is required to overcome any user issues.
1. Press the “Menu” soft key
2. Select “System” (only to highlight)
3. Press “OK”.
4. Select “Version Number”
5. Press “OK”.
The display will show the software and the hardware version of the Aastra
DECT 142 Handset / Aastra 142d.
7.3 Diagnostic
7.3.1 Aastra DECT 142 / Aastra 142d site survey mode
You can set the Aastra DECT 142 / Aastra 142d in “site survey mode” with a
few keystrokes. In this mode the phone will display the RFPs’ and the actual
field strength of the receiving signal in dBm.
1) Press the “Menu” soft key
2) Enter the following key sequence “R***76#”
3) Select “Site Survey”
4) Press “OK”.
To leave the site survey mode switch the phone off and on again.
The following display is shown on the Aastra DECT 142 Handset / Aastra
142d: