Troubleshooting

Problem

 

Solution

The phone does not

Make sure the battery is

turn on.

 

properly inserted and

 

charged.

 

 

 

Make sure you have entered

 

 

the correct code (4 to 8

 

 

digits).

 

Your SIM card/protected

PIN code or PIN2

 

functions will become locked

code is rejected.

 

after 3 unsuccessful

 

 

attempts.

 

Contact your SIM provider if

 

 

you do not have the correct

 

 

PIN code.

 

Enter PUK code (8 digits)

 

 

provided by your service

 

 

provider (if supported).

SIM card becomes

If the attempt is successful,

locked.

 

enter the new PIN code and

 

 

confirm your phone is

 

 

operational again. Otherwise

 

 

contact your dealer.

The display is diffi-

Adjust the LCD contrast.

cult to read.

 

 

Problem

 

Solution

 

Check the radio signal

 

 

strength indicator as you may

 

 

be outside the service area.

Phone functions do

Check to see if any error

not work after the

 

message is displayed when

phone is turned on.

 

you turn your phone on. If so,

 

 

contact your dealer.

 

Make sure the SIM card is

 

 

correctly inserted.

 

If the message “SIM Card

 

 

Error” is displayed at start-up,

 

 

you cannot use your SIM card

 

 

or SIM card is damaged.

 

 

Contact your dealer or

 

 

network service provider.

 

Check your call barring, fixed

Calls cannot be

 

dialling setting, remaining

 

battery and call forwarding

made or received.

 

 

settings.

 

 

 

Check if your phone is

 

 

currently performing data

 

 

communication using Infrared

 

 

(IrDA).

 

• Check the remaining balance

 

 

if you are using a pre-paid

 

 

SIM card.

113 Troubleshooting

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Sharp O2 manual Troubleshooting, SIM card