Motorola 031431a ユーザーズマニュアル

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Troubleshooting - 157
The display 
says: 
SIM Blocked
How do I 
unblock my SIM 
card? 
Call 3 to obtain the PIN unblocking 
key (PUK) code. See page 143.
The display 
says: 
Enter Unlock 
Code
. How do I 
unlock my 
handset? 
Enter the factory-preset unlock code 
(1234), or the last four digits of your 
phone number (see page 41). If this 
fails, call 3. 
My handset 
asks for an 
unlock code 
when I try to 
open a feature. 
The application you want is locked. If 
you own the handset but do not know 
the unlock code, see page 44.
My handset 
does not ring. 
If you see 
a
 or 
W
 in the display, 
then the ringer is turned off. To 
change the ring style, see page 53.
Also, the ringer may be set to 
Silent
 
even though your handset is set to a 
ring alert profile.
My handset 
rings even 
though I 
selected the 
Silent
 (or 
Vibrate
alert profile. 
The ringer may be set to play a tone 
even though your handset is set to a 
silent alert profile. To change the ring 
style, see page 53.
I tried to place a 
call and heard 
an alternating 
high/low tone. 
Your call did not reach the wireless 
system. You may have dialled the 
number too soon after turning the 
handset on. Wait until the display 
shows 3 before making a call.
Problem
Solution