Chosen Solution

I replaced my battery and lightning connector and after putting everything back together the following won’t work: lock button, volume controls, vibrate switch on side, and vibrate. What should I check to fix these problems? Possible magnetic and non magnetic screws in the wrong spots? Is there a diagram of where non magnetic screws go?

If you removed your logic board during the process, may be you did not properly reconnect the audio control cable. Follow this guide until step 16, then jump to step 21 where you are instructed to remove the “button assembly cable.” Disconnect then reseat it, and test your phone.