The clip is not symmetrical! The side with one snap goes towards the speakers. CAREFULLY use the tweezers to gently set the clip down with the correct orientation. Then use the spudger to press it into place. (Sometimes one side, then the other side.)
Take your time.
For a better picture - The camera is connected by this ribbon:
If your volume or power buttons have no clicking action, your rear camera flash does not work, or your mute switch doesn't work properly anymore, this may be the part you need.
This cable connects the volume buttons, mute/silent button, rear camera flash, and the power button to the logic board.
Includes the contacts that the vibrator rests on in order to connect it to the logic board.
iPhone SE (1st Gen) Audio Control and Power Button Cable
I believe that you “bumped” the ribbon cable to the camera. I would open the phone back up and make sure it is making a good connection . In the picture above, the camera is the black square in the top right corner. Its connection is right below the spudger in this picture.
I believe that you “bumped” the connection that is right below the spudger in this picture (it is a smaller connection than the one with the spudger on it and right next to the battery). Try opening the phone back up and making sure that button pad has a good connection. It is also the connection in this picture: iPhone 5s Upper Component Cable Replacement. STEP # 25.
After replacing the battery on my iPhone SE (2016), the flash on the camera, the flashlight and the vibrate mode did not work. When I took it apart, this button assembly cable was not tight down. iPhone 5sの上部コンポーネントケーブルの交換. STEP #25. It is also the connection right below the spudger in the picture. The smaller on close to the battery.
Pushing it tight down and reassembly fixed all problems.
After replacing the battery on my iPhone SE (2016), the flash on the camera, the flashlight and the vibrate mode did not work. When I took it apart, this button assembly cable was not tight down. Pushing it tight down and reassembly fixed all problems.