iPhone 6/6P Precautions for Disassembly and Replacement

2019-12-28

Material Preparation:

Repair Tools: iPhone6 screen Separation Clamp*1, Pentalobe Screwdriver*1, Phillips Head Screwdriver*1, Anti-Static Crowbar*1, Screw Memory Pad*1

iPhone 6/6P Precautions for Disassembly and Replacement


I. Introduction

Receiving the phone that the customer needs to repair is usually caused by the broken screen of the mobile phone resulting in abnormal touch or display, this kind of failure is more obvious, either the cover plate is broken, or the touch part or all of the signal is lost, or the display is abnormal. Remove the broken screen with the consent of the customer and install a new screen for testing.

The test items include display test, touch test, front camera test, distance sensing test, light sensing test, and functional testing of the normal use of the mobile phone. Before we take over the customer's need for maintenance, we need to know the following non-screen issues the display or touch has abnormal effects.

1. After the iPhone 6p is dropped, it will cause a gray grid to be displayed at the top of the screen. This is caused by the touch IC disconnection. At this time, the motherboard touch IC needs to be repaired.

2. The reset signal circuit from the 14th CPU of the iPhone 6G main board display connection base to the display screen, FL2036 inductive components are faulty soldered or dropped out.

 

II. Precautions for Screen Replacement


1. Prior communication before replacing the screen: for the dropped mobile phone motherboard, there are basically faulty soldering of electronic components or falling of components, because the screws are tightened with board so, there is no impact temporarily. But when you loosen the screws, the hidden problem will appear, resulting in the phone does not turn on or other failures, we need to communicate with the customer clearly about this situation.

iPhone 6/6P Precautions for Disassembly and Replacement


2. After removing the screen, carry out the bare screen test: when changing the screen for the bare screen test, do not press the connection base hard.

Tips:Especially the main board of UMT, which is easy to cause the board layer of PCB signal layer to be disconnected.


3. Remove the small accessories of the screen: When removing the small accessories on the screen, you need to mark the position of the screws or buy a screw memory pad.

Tips:Do not place the screws on the speaker of the board, resulting in damage to the screen or motherboard when installing the screen.

Note: The screws need to be installed in corresponding positions.

iPhone 6/6P Precautions for Disassembly and Replacement


4. Install small parts to the new screen: When installing the small parts of the screen, the screws must be installed at the corresponding positions, otherwise the handset will fix the cover with iron screws and the HOME button, which will cause the cover to become embossed. The HOME button must be installed with new glue, otherwise the customer Long-term use will cause the HOME button cable to break.

Note: The screws need to be installed in corresponding positions.


5. Install the board for testing: display test, touch test, front camera test, distance sensing test, light sensing test, handset test. If the distance sensing causes a black screen during the test, remove the distance sensing fixed ring and repeat the test.

iPhone 6/6P Precautions for Disassembly and Replacement


6. After confirming that there is no problem in the test, install the BTB fixed iron plate. The BTB fixed iron plate is close to the two screws of the CPU.

Note: Do not install it wrongly, it will cause blue screen when booting, otherwise the motherboard will get scrapped.


7. Insert the top of the screen into the access board first, with an angle of no more than 45 °.

Note: the bending part of the cable should not be pressed.

iPhone 6/6P Precautions for Disassembly and Replacement


8. Install the screen into the board.

Note: The gap at the volume key, if the gap is large, the plate may be deformed after brushing the motherboard.

 

9. Install two pentalobe screws at the bottom end socket, and deliver them to the customer after finishing all the test.

iPhone 6/6P Precautions for Disassembly and Replacement

 

10. Completion of this maintenance case Successfully.
 

We hope these solve your common problems with your iPhone 6/6s. Keep in touch with us for more information like this. Until next time.


More detail please click the video to watch:
 
iPhone 6/6P Precautions for Disassembly and Replacement