S900 Alternate Remote Update Process. V2
The following instructions provide an alternate method of remote recovery of a PAX S900 using a Wi-Fi internet
connection, following issues preventing the device from functioning normally.
You should expect this process to take approximately 20 minutes, though the majority of that takes place during
the final download stage which does not require full attendance. An unlimited number of devices can be
completed in parallel.
Some of the early steps are time-sensitive, it is recommended to review the complete guidance before starting the
procedure.
NOTE: If your PAX S900 is connected only via GPRS (2G – Mobile/Cellular) then please prepare a Wi-Fi connection, this
cannot be performed via mobile connections.
Turn off the device (Hold the RED Button)
even if doing so requires the removal of a power supply or battery
Turn on the device (hold the RED button)
(!) Attention
During start-up press the “2” button repeatedly to enter the System Menu.
It is possible to press 2 accidentally once the menu has been displayed –
this is normal. Should this occur, please use the red key to “back up” until
the menu displayed looks like this, with the heading “Main Menu”:
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