Opticon H19А - Manual (Page 73)

3.2 Configuring the Phone
Your wireless service provider may provide useful services such as Call Barring, Caller ID, Call
Forwarding, Call Waiting, Voice Mail and Text Messages and Fixed Dialing. You can get their settings
from the Network and change them.
Activating PIN Security
Most Subscriber Identity Module (SIM) cards are preset with a personal identification number (PIN)
that is provided by your wireless service provider. When PIN Security is activated, you need to
enter the PIN whenever you use your phone.
1. Tap
> Settings > Phone > Select Require PIN when phone is used.
. Enter the preset PIN provided by your wireless service provider.
. Tap Enter.