Motorola R765 User Manual page 12

a network for services. Only one SIM card can
be selected for use at any time (see page 91).
Warning: To avoid loss or damage, do not
remove your SIM card from your handset
unless absolutely necessary.
6 handset basics
1 Turn off your handset and remove your
battery before you install or remove a SIM
card.
2 Carefully slide the SIM card into your
handset, until it lies flat in the SIM card
holder.