Samsung Galaxy A12 Network Ways | Repair No Service and Signal Problem


Samsung Galaxy A12 A125F/A127F Network Ways | Repair Network Problem Low Or Weak Signal Solution, No Service Issue.

The Solution in this post may possibly help fix and repair Samsung Galaxy A12 Network Problem. Before you may proceed to use this solution, ensure that the device firmware is okay, restored, and already flashed and or updated. This solution may only work if the device suffered water damaged or heavily dropped by the user.

There are reports of Samsung Galaxy A12 owners having a variety of network signal problems all the time so we come up with this article to provide a comprehensive set of solutions. If you are a mobile technician and searching for the solution to repair the Redmi 9A Network issue, this troubleshooting guide might help.Learn what you can do by following our suggestions below.

Samsung Galaxy A12 No service, emergency calls only, and no signal errors are among the widespread issues encountered in Samsung Galaxy A12 smartphone users regardless of brand and operating system the device is running on. These errors are likewise tagged among other network-related issues in mobile devices. When this problem occurs, you will not be able to send and receive texts or make or receive calls on your device.

Samsung Galaxy A12 Network Problems

  • No network on your phone.
  • Low signals.
  • The phone just searches for the network, but not connected.
  • Constantly falling signals.
  • Call drop issue.

Reasons for Samsung Galaxy A12 Network Problems

  • Your SIM card may be defective.
  • Your network operator may be having temporary difficulties.
  • GSM antenna contact may be rusted bay or could have found some kind of powder.
  • Contact Pines of the antenna are not adequately in touch with contacts GSM antenna.
  • Any of the coils and capacitors antenna network or Power Amp IC could be defective.
  • The secondary coil antenna may be defective.
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Samsung Galaxy A12 Network Ways – Repair Signal Problems

Samsung Galaxy A12 Network Ways

Samsung Galaxy A12 Network Ways   Repair No Service and Signal Problem

Download Samsung Galaxy A12 Schematic Diagram

To solve this problem, first you have to open the mobile, then the motherboard on the mobile phone should be cleaned well. Then the power supply of the network IC is available once the power supply is available if it does not come, then the battery connector should be taken from the connector. This is the primary job. Then you have to check the network antenna lining, and the main reason for this problem is that this problem occurs when the component of the network antenna lining is missing, or the supply of the device, and the component in which the component is in the supply. For this, antenna lining should be checked well if there is an antenna problem. Do this by seeing the image that we have given.

How To Repair Samsung Galaxy A12 Network Problem

  1. First, open mobile phone
  2. Then clean the compartment’s place, which is the component around the network IC
  3. Then check the network IC supply whether the supply is coming,
  4. If the supply does not reach on the network IC, please jumper the image above which I have given the picture.
  5. Then you should check the lining up from network IC to network antenna, where the network is reaching antenna lining supply, If I do not have network antenna lining, then I have inserted the image below to see the image of your network antenna lining jumper

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