AASTRA DT390 for MX-ONE User Guide EN - Manual (Page 4)

1424-EN/LZT 103 087 Uen F2 2012-03-02 4
I NTRODUCTION
1. Dial *#06# when the phone is in idle mode.
The IPEI and IPDI numbers appear in the display.
2. Press Back to return to idle mode.
Note: If your phone is broken and needs to be replaced with another
phone, please contact the system administrator.
1.4 Software Version
To view the phone’s software version:
1. Dial *#34# when the phone is in idle mode.
2. Select Software and press Select.
Details about the software version appear in the display.
3. Press Back until you return to idle mode.