ARCHOS Diamond Omega: Unrecognized SIM card

You have just acquired an ARCHOS Diamond Omega and when you turn it on, it displays the following error text: SIM card not recognized. From time to time the ARCHOS Diamond Omega does not recognize the SIM card and displays this message. In this case, it is not necessarily important to bring the ARCHOS Diamond Omega directly back. In fact, there are a lot of techniques to solve this trouble. We will therefore see in this tuto, what are the stuff to do and confirm to ensure that the SIM card is recognized on your ARCHOS Diamond Omega.unrecognized-sim-card-ARCHOS Diamond Omega

How to proceed when ever the SIM card is not recognized on my ARCHOS Diamond Omega

In the event that the SIM card is not recognized on your ARCHOS Diamond Omega, below is a list of stuff that could help you determine the source of the trouble, see repairing the trouble.

Clean SIM card

One of the first stuff to do if the SIM card is not recognized on your ARCHOS Diamond Omega is to wash it up. Actually, it might happen that dirt partially prevents the contact between the SIM card and the telephone. To wash it, pass a small dab of cloth over it and check if it is not damaged.

Check the tracking of the SIM card on your ARCHOS Diamond Omega

From time to time the trouble might sourced from the tracking of the SIM card. Actually, it often occurs that small metal plugs that normally have to come in contact with the SIM card are a little bit relaxed. When this is the case, this prevents the ARCHOS Diamond Omega from reading the SIM card. To solve this trouble, you just need to thicken the SIM a little by gluing one or two pieces of tape at the back.

Test the SIM card on another phone

To find out if the trouble originates from the SIM card, you can test it on another phone and you will have your answer. If it is not recognized on other devices, you can modify the SIM card.

Try another SIM card on your ARCHOS Diamond Omega

In the event that the two previous steps do not give anything, it is important to test another SIM card to find out if perhaps the trouble originates from the card. In fact, if perhaps other SIM card function on the ARCHOS Diamond Omega, it is because the trouble originates from the card. Otherwise, it is at the level of the phone that we will have to look.

Verify that your ARCHOS Diamond Omega is not Simlocker

If you have tried a lot of SIM cards on the ARCHOS Diamond Omega and non-e are recognized, the phone may perhaps be Simlocker. It indicates that the ARCHOS Diamond Omega will recognize only the SIM card of a certain operator. In this case, you have to unlock it. You will find without a hassle a lot of provide on the net that could do that.

Check that the problem doesn’t sourced from the ROM installed on the ARCHOS Diamond Omega

This part mainly concerns the people who root the ARCHOS Diamond Omega to install a ROM that is not original. In the event that this is actually what you have completed, be aware that the unrecognized SIM card trouble is quite common after installing fresh ROMs. We recommend that you reinstall an original ROM and re-test it.

In the event that nothing functions

In the event that all the above solutions do not work, we recommend you to bring your ARCHOS Diamond Omega and the SIM card back to one of your operator’s shops.

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