- 5410 handsets are not supported on Ver 8.1 Basic mode
- Note: Upgrading this way will not keep your custom audio files
- Choose “Format IP Office SD card”
- Choose “Recreate IP Office SD card” Choose “Alaw” (for UK)
- BE PATIENT and wait for files to transfer, manager may say not responding
- When it looks like it has finished, wait some more and another transfer will begin
- You know when it it finished when a message of completion pops up
- Dongle number is kept during upgrade/format of SD card
- Reset phone=
- While phone booting press * when promted arounf the DHCP disco time
- Press # until you get to command prompt. then press either hold or mute. then type reset# E.G. 73738#
- Type R E S E T on the buttons to reset and C L E A R to clear don’t forget the # on the end