Samsung SGH-P940 User Manual

Also see for SGH-P940: Service manual

Contents

86Solve problemsHelp and personal needsTo save the time and expense of an unnecessaryservice call, perform the simple checks in thissection before contacting a service professional.When you switch on your phone, thefollowing messages may appear:“Please insert SIM card”• Be sure that the USIM/SIM card is correctlyinstalled.“Phone lock”• The automatic locking function has beenenabled. You must enter the phone’s passwordbefore you can use the phone.“PIN lock”• You are using your phone for the first time. Youmust enter the PIN supplied with the USIM/SIMcard.• The PIN lock feature is enabled. Every time thephone is switched on, the PIN has to be entered.To disable this feature, use the PIN lock menu.“PUK lock”• The PIN code was entered incorrectly three timesand the USIM/SIM card is now blocked. Enter thePUK supplied by your service provider.“No service,” “Service unavailable,” or“Network error” displays• The network connection has been lost. You maybe in a weak signal area. Move and try again.• You are trying to access an option for which youhave no subscription with your service provider.Contact the service provider for further details.You have entered a number but it was notdialled• Be sure that you have pressed [ ].• Be sure that you have accessed the right cellularnetwork.• Be sure that you have not set an outgoing callbarring option.Your correspondent cannot reach you• Be sure that your phone is switched on. ([ ]pressed for more than one second.)• Be sure that you have accessed the right cellularnetwork.• Be sure that you have not set an incoming callbarring option.Your correspondent cannot hear youspeaking• Be sure that you have switched on themicrophone.• Be sure that you are holding the phone closeenough to your mouth. The microphone islocated at the bottom of the phone.