Motorola A780 User Manual page 171

CG.GSM.A780.book Page 171 Tuesday, May 17, 2005 5:42 PM
Problem Solution
The display The SIM card may be incorrectly
says: inserted. Check the SIM card to make
Insert SIM Card or sure that it is inserted properly (see
Check SIM Card even page 21).
though I have
inserted my SIM
card in the
phone.
The display Call your service provider (the company
says: SIM Blocked.
that sends you your monthly wireless
How do I service bill) to obtain the PIN
unblock my SIM unblocking key (PUK) code (see
card? page 157).
The display Enter the factory-preset unlock code
says: (1234) or the last 4 digits of your phone
Enter Unlock Code. number. If this fails, call your service
How do I unlock provider (the company that sends you
my phone? your monthly wireless service bill).
My phone does Your phone may be set to a silent or
not ring. vibrate ring alert style. To change the
ring alert style, see page 147.
I tried to place a Your call did not reach the wireless
call and heard system. You may have dialed the
an alternating number too soon after turning the
high/low tone. phone on. Wait until the display shows
the name of your service provider
before making a call.
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