Samsung GT-S5830OKIBTC Troubleshooting, Your device displays network or service error messages

Troubleshooting

When you turn on your device or while you are using the device, it prompts you to enter one of the following codes:

Code	Try this to solve the problem:
	When the device lock feature is enabled,
Password	you must enter the password you set for
	the device.
	When using the device for the first time or
	when the PIN requirement is enabled, you
PIN	must enter the PIN supplied with the SIM
	or USIM card. You can disable this feature
	by using the Lock SIM card menu.

Code	Try this to solve the problem:
	Your SIM or USIM card is blocked, usually
PUK	as a result of entering your PIN incorrectly
	several times. You must enter the PUK
	supplied by your service provider.
	When you access a menu requiring the
PIN2	PIN2, you must enter the PIN2 supplied
	with the SIM or USIM card. For details,
	contact your service provider.

Your device displays network or service error messages

•When you are in areas with weak signals or poor reception, you may lose reception. Move to another area and try again.

•You cannot access some options without a subscription. Contact your service provider for more details.

Troubleshooting 109