BenQ S660C - Manual (Page 16)

2 Preparing Your Phone For Use
Installing a Battery and Charging the
Phone
1. With the battery's metal contacts facing down, align the
protruding tabs on the end with the holes in the battery bay of
the phone. Then push the battery toward the end of the bay to
insert the battery's tabs into the holes. Press down to click the
battery in place.
/ If you wish to remove the SIM card, you
must first press down the stay, then push
the SIM card out of the slot.
Stay SIM card