iPhone 6 No Sound During a Call and No Service Problem

iPhone 6 No Sound During a Call and No Service Problem This article is solved iPhone 6 no sound and sometimes no service problem. Maybe you think it is a simple software problem or iPhone 6 audio IC problem. The methods demonstrated in this article are not only used to solve no sound problem on the iPhone 6 handset but also compliant in dealing with no service problem. Vip Fix Shop Team will tell you the possibly caused your iPhone to lose sound and the solution of how to fix.

The simple ways to recover your problematic iPhone 6.

1. Make sure that there is nothing plugged in to the headset jack.

2. While on the Home screen, adjust the volume

buttons.

3. Check the headset jack.

4. If there is light debris, such as lint, in the headset jack, try connecting a pair of headphones to the headset jack and then remove the headphones. Repeat this several times to remove the debris.

5. Make sure that the receiver is not covered or remove the film completely.

6. Check the receiver mesh, is it blocked. Using a cleaning brush to brush away any debris.

7. Try restoring your device.

If these steps do not recover the iPhone 6 no sound problem. You can prepare to repair it by some phone repair tool.

My colleague gives me the broken iPhone 6, which is no sound during calls even if open the iPhone 6 ear speaker, and sometimes no service. I use the recording function to record sound, the ear speaker can hear the voice. So I concluded that the line is normal from audio to ear speaker seat. I exclude the iPhone 6 audio IC problem, and determine the problem appear the baseband CPU chip audio transmission signal.

After check the motherboard, repaired the baseband CPU chip, fix the serial number, and very sure the problem appear the baseband. Using the hot air gun, remove the baseband CPU chip, find lost lots of spots. As shown in picture 1-1.

Lost lots of empty spots, make sure this iPhone 6 is dropped. Carefully check, lost two helpful spots, use the microscope and jump wair to repair the lost spots U1 pin V1 pin. Paint the solder flux, install the baseband CPU chip.

Then power the electric, boot no service, so make sure the baseband CPU chip is not problem. According the repair experience, after replacing the baseband CPU chip, the device is no service either, so we must replace the 2G network. As shown in picture 1-2.

After replace the 2G network, the iPhone 6 aslo is no service, then I check the it has the operator, it explains the phone receiving signal part is well, but the phone transmitter signal part is problematic, replace the large radio frequency, as shown in picture 1-3.

Finally, after replace the large radio frequency, the iPhone 6 is noemally on calls.