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T-Mobile 5G Gateway User Guide
Replacing the SIM Card
The gateway comes with a pre-installed SIM card. You can replace the SIM card by pressing the
card into the card slot.
Before replacing the SIM card, please read the following safety information.
Danger 1: Hazardous electrical voltages and currents can cause serious physical harm.
Always use insulated tools and follow proper safety precautions when connecting or
disconnecting power circuits.
Danger 2: Ensure the gateway’s power supply is unplugged from the power strip or wall
outlet before proceeding.
Caution: Keep indoor devices out of direct sunlight. Prolonged exposure to direct
sunlight can damage the device.
Refer to the section
for the gateway’s operating temperature
ranges.
Access the SIM card from the bottom side of the gateway.
1.
Power off the gateway by removing the power cable from the electrical outlet and from the
gateway
2. Press and release the top latch of windowsill bracket to detach the bracket from the gateway
3. Remove any Ethernet cables connected to the gateway’s LAN ports (LAN1 and LAN 2)
4.
Use the finger pull to open the SIM door
5. The SIM card socket supports push-in and push-out installation
6. With the SIM door open, press the pre-installed SIM card into the slot and the SIM card pops
out
7. Carefully remove the pre-installed SIM card
8. Insert and press the new SIM card into the slot
!
!
