T-Mobile High-Speed Internet Gateway Operator
Manual
ChapterTitleVariable
Issue: DRAFT Nokia 3TG-01275-AAAA-TCZZA 61
Figure 22 Remove battery
Procedure 7 Remove the SIM card
1 Turn off the T-Mobile High-Speed Internet Gateway by pressing the power on/off button
located on the side.
2 Remove AC cable from the power supply, and then unplug the other end of the AC cable from
the electrical outlet.
3 Remove the Gigabit Ethernet LAN cables from all of the two Gigabit Ethernet LAN ports
(LAN1, LAN 2, and LAN 3) on the side of the T-Mobile High-Speed Internet Gateway.
4 Turn the T-Mobile High-Speed Internet Gateway upside down so that you can see the base
cover. See Figure 19.
5 Using the Phillips screwdriver (Cross), remove the screw on the small SIM door/tray. See
Figure 18.
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