Nokia 3100b - Replace the Back Cover; Install the Battery

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SIM card and battery
4 Swing the SIM card holder closed.
The gold colored contacts on the
SIM card will meet the gold colored
contacts on the inside of the
phone. Gently press the SIM card
holder into the phone until it clicks
into place.
Install the battery
The SIM card must be installed before
installing the battery.
1 Position the battery so the gold
colored contacts match up with
those on the phone. The battery
label should be facing toward the
phone.
2 Insert the battery, contact end
first into the battery slot.
3 Snap the other end of the battery
into place.
Replace the back cover
1 Place the back cover just below its
locked position on the back of the
phone.
2 Slide the back cover toward the
top of the phone to lock the cover
into place.
Note: Always store and use the
phone with the covers attached.