6.7 SIM card
NOTICE
Turn o the power supply before replacing SIM cards
Before you insert or remove the SIM card, turn o the power supply of the M-800.
Do not open the SIM card tray during operation. This can damage the SIM card and the device.
Position
The tray for the micro SIM card is located on the back of the device. The tray is secured with an
M3 screw.
Connection
6.7SIM card
SCALANCE MUM853-1
Operating Instructions, 03/2023, C79000-G8976-C650-05 59