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40 Chapter 3
6. Insert the two screws located on the sides of the Lower Cover.
7. Insert the two screws into the back of the unit.
8. Insert the two rubber screw caps into the Lower Cover.
Replacing Internal Module Components
Replacing the SIM Card
1. Slide the SIM Card into the SIM slot as shown.
Step Screw Quantity Screw Type
Upper Cover M1.6*1.5 2
Step Screw Quantity Screw Type
Upper Cover M1.6*5 2