Verykool i720 - Manual (Page 17)

16
Low battery indicator
When the battery is low a warning tone sounds, the battery low message
displays and the empty battery icon blinks. If the battery level becomes too low, the
phone automatically turns off. Recharge your battery.
Note: When the battery is discharged completely, and not used for a while,
the phone will not display the charging icon for a moment while charging. The
phone will display the charging icon after that transition period.
Power On or Off
Press and hold Power On/Off button to turn it on and off
Enter your SIM card PIN, if requested.
Access Codes
There are access codes for your SIM card. These codes help you to protect the
phone against unauthorized use.
When requested for any of the code explained below, key-in the appropriate
code (displayed as asterisks) and press the OK key.
„
PIN
The Personal Identification Number or PIN (4-8digits) protects your SIM card
against unauthorized use. The PIN comes with the SIM card; see the SIM card
instruction provided with your card.
If you enter an incorrect PIN three times in succession, the code will be disabled
and cannot be used until you re-enable it by entering the PUK.
„
PUK
The 8-digit PUK (Personal Unblocking Key) is required to change a disabled PIN.
The PUK may be supplied with the SIM card. If not, or in case you have lost it, please
contact your service provider.
To re-enable your PIN, proceed as follows.
1. Key-in the PUK and press the OK key.