Sharp GZ100 User's Guide download pdf (Page 113)

Troubleshooting 113

Troubleshooting

Problem Solution

The phone does not

turn on.

• Make sure the battery is

properly inserted and

charged.

PIN code or PIN2

code is rejected.

• Make sure you have entered

the correct code (4 to 8 digits).

• Your SIM card/protected

functions will become locked

after 3 unsuccessful attempts.

• Contact your SIM provider if

you do not have the correct

PIN code.

The SIM card

becomes locked.

• Enter PUK code (8 digits)

provided by your service

provider (if supported).

• If the attempt is successful,

enter the new PIN code and

confirm your phone is

operational again. Otherwise

contact your dealer.

The display is

difficult to read.

• Adjust the backlight

brightness for the main

display.

Phone functions do

not work after the

phone is turned on.

• Check the radio signal

strength indicator as you may

be outside the service area.

• Check to see if any error

message is displayed when

you turn your phone on. If so,

contact your dealer.

• Make sure the SIM card is

correctly inserted.

Calls cannot be

made or received.

• If the message “SIM card

error” is displayed at start-up,

you cannot use your SIM card

or the SIM card is damaged.

Contact your dealer or

network service provider.

• Check your call barring, fixed

dialling setting, remaining

battery and call forwarding

settings.

• Check if your phone is

currently performing data

communication using Infrared

(IrDA), Bluetooth wireless

technology interface or a USB

data cable.

• Check the remaining balance

if you are using a pre-paid

SIM card.

Problem Solution

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