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携帯電話 Blackberry 1S40555のPDF トラブルシューティングマニュアルをオンラインで閲覧またはダウンロードできます。Blackberry 1S40555 7 ページ。

• In this case, you need to deactivate Interruptions/ Do not disturb mode.

• To do it just press volume up or down key and select "End now" or modify it in Settings

à>Sound & notifications>Do not disturb or In order to view additional Settings, swipe down

from the top of the screen once by using two fingers, or twice using one finger, then tap "Alarms

only

After Factory reset is performed my device asks to enter Google account

credentials and I can't use it avoiding this action.

• After Factory reset is performed, you need to enter the original Google account credentials used

on this device before the Factory data reset. Otherwise you will not be able to use the device.

• If you don't remember your Google account credentials, please complete Google account

recovery procedure. In case you don't succeed in it, please contact your authorized repair center,

but remember that it will not be regarded as warranty case.

My device asks me to enter some password/code/key that I don't remember or

don't know due to this device having been used by another person before and I

can't get this password/code/key from him/her.

• Password/code/key request could be caused by same security feature activated on this device.

• You can try to perform Factory data reset, but remember that if it doesn't help, you need to

contact your authorized repair center and it will not be regarded as warranty case.

When I select a number from my contacts, the number cannot be dialed

• Make sure you have recorded the number in your file correctly.

• Make sure if you have selected the country prefix when calling a foreign country.

I am unable to add a contact in my contacts

• Make sure that your SIM card contacts are not full; Delete some files or save the files in the

phone contacts (i.e. your professional or personal directories).

I am unable to send and receive MMS

• Check your phone memory availability as it might be full.

• Contact your network operator to check service availability and check MMS parameters.

• Verify the server center number or your MMS profile with your operator.

• If the server center hasn't answered your call, the server center may be busy at that time, try to

call them again later.

SIM card PIN locked