Samsung SGH-E638 Manual do Utilizador descarregar pdf (Página 177)

176

Solving problems

Before contacting the after-sales service, perform

the following simple checks. They may save you the

time and expense of an unnecessary service call.

When you switch your phone on, the

following messages may appear

“Insert SIM” displays

Check that the SIM card is correctly installed.

Phone locked Enter password

The Phone lock feature is enabled. You must enter

the phone’s password before you can use the

phone.

Enter PIN

• You are using your phone for the first time. You

must enter the Personal Identification Number

supplied with the SIM card.

• The PIN check feature is enabled. Every time the

phone is switched on, you must enter the PIN. To

disable this feature, use the

PIN check

option. See page 168.

Enter PUK

The PIN was entered wrongly three times in

succession and the phone is now blocked. Enter the

PUK supplied by your network operator.

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Samsung SGH-E638 Manual do Utilizador Página 177