Ericsson F221m - Manual (Page 9)

External connectors
and light indicators SIM card
Your network operator provides you with a SIM
(Subscriber Identity Module) card. The SIM card
contains information about your telephone number
and the services included in your subscription, among
other things.
Warning!: the FCT has to be switched off before
inserting or removing your SIM card.
8 External connectors and light indicators / SIM card
Antenna
connector
Power connector
RS232 port
GSM radio
indicator
(green led)
Power
indicator
(red led)
Telephone
interface
Maintenance connector
SIM card
holder
Reset