This repair guide shows how to replace the antenna of the Motorola C290.
Position Motorola C290 so that the back of the phone is facing up.
Apply pressure to the back cover while simultaneously sliding it downwards.
Place your finger in the notch at the top of the battery.
Gently lift and pull out battery.
Unscrew antenna head from top of phone by twisting counterclockwise.
Pull the antenna out through the top hole and set aside.
Remove the plastic tube by lifting the bottom and pulling out towards yourself.