Changes

# '''Unscrew''' 4 screws counterclockwise that are located on the '''bottom''' of the device.

# '''Unscrew''' 4 screws counterclockwise that are located on the '''bottom''' of the device.

# Remove the '''cover'''.

# Remove the '''cover'''.

# Insert '''SIM''' card as shown with '''PIN request disabled''' or read '''[[{{{model|FMB640}}} Security info|Security info]]''' how to enter it later in [[Teltonika Configurator]]. Make sure that SIM card '''cut-off corner''' is pointing forward to slot. {{{dual_sim|'''SIM slot 1''' is closer to PCB, '''SIM slot 2''' is the upper one.}}}

# Insert '''SIM''' card as shown with '''PIN request disabled''' or read '''[[{{{model|FMB640}}} Security info|Security info]]''' how to enter it later in [[Teltonika Configurator]]. Make sure that SIM card '''cut-off corner''' is pointing outwards. {{{dual_sim|'''SIM slot 1''' is closer to PCB, '''SIM slot 2''' is the upper one.}}}

{{{be_battery|# Connect '''battery''' as shown to device.}}}

{{{be_battery|# Connect '''battery''' as shown to device.}}}

# After '''configuration''', see “'''[[{{{model|FMB640}}}_First_Start#PC Connection (Windows)|PC Connection (Windows)]]'''”, attach device '''cover''' back.

# After '''configuration''', see “'''[[{{{model|FMB640}}}_First_Start#PC Connection (Windows)|PC Connection (Windows)]]'''”, attach device '''cover''' back.