![background image](http://html.mh-extra.com/html/samsung/i8510c/i8510c_user-manual_1193032087.webp)
a
troubleshooting
While using your device, the
following messages may appear:
Message
Try this to solve the
problem:
Insert SIM
card
Ensure that the SIM card is
installed correctly.
Locked
The autolock feature is
enabled. To use the device,
you must press <
Unlock
>
and enter the code. To disable
the autolock feature,
1. In Standby mode, press
the Menu key
→
Settings
→
Settings
→
General
→
Security
→
Phone
and SIM card
.
2. Set the phone autolock
period to
None
.
X attempts
remaining.
Enter PIN
code
When using the device for the
first time or when the PIN
requirement feature is
enabled, you must enter the
PIN supplied with the SIM
card. To disable the PIN
requirement feature,
1. In Standby mode, press
the Menu key
→
Settings
→
Settings
→
General
→
Security
→
Phone
and SIM card
.
2. Set the PIN code request
to
Off
.
Message
Try this to solve the
problem: