LG D722 Manuel d'utilisateur télécharger pdf (Page 184)

Troubleshooting

This chapter lists some problems you might encounter when using your phone. Some problems require you to

call your service provider, but most are easy to fix yourself.

Message Possible causes Possible corrective measures

SIM card

error

There is no SIM card

in the phone or it is

inserted incorrectly.

Make sure that the SIM card is correctly

inserted.

No network

connection/

Dropped

network

Signal is weak or you

are outside the carrier

network.

Move toward a window or into an open

area. Check the network operator coverage

map.

Operator applied

new services.

Check whether the SIM card is more than

6~12 months old. If so, change your SIM

card at your network provider's nearest

branch. Contact your service provider.

Codes do not

match

To change a security

code, you will need

to confirm the new

code by re-entering

it.

If you forget the code, contact your service

provider.

The two codes you

have entered do not

match.

applications

can be set

Not supported by

service provider or

registration required.

Contact your service provider.

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LG D722 Manuel d'utilisateur Page 184

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