Motorola V70 用户手册

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Be sure to press and hold 

O

 (the End/

Power key) until the display appears and 
you hear an audible alert (this could 
take a couple of seconds). If nothing 
happens, check that a charged battery 
is installed. (See “Charging the Battery” 
on page 22.)

The display says: 

Insert SIM Card

 

or 

Check SIM Card

 

The SIM card may be incorrectly 
inserted. Check the SIM card to make 
sure that it is inserted properly. See 
“Installing the SIM Card and Battery” 
on page 19.

Note: Be sure to turn your phone off 
and then back on after you re-insert the 
SIM card.

SIM Blocked

do I unblock my 
SIM card? 

Call your service provider (the company 
that sends you your monthly wireless 
service bill) to obtain the PIN 
unblocking key (PUK) code. See 
“Unblock the SIM Card PIN Code” on 
page 165.

Enter Unlock 
Code

unlock my 
phone? 

Enter the factory-preset unlock code 
(1234), or the last four digits of your 
phone number. (See “Locking and 
Unlocking Your Phone” on page 162.) If 
this fails, call your service provider (the 
company that sends you your monthly 
wireless service bill).