how to replace and disassemble the logic board of iPad Retina




How to disassemble and repair the logic board of ipad retina

iPad Retina Logic Board Replacement and Decomposition Procedures

[iPad Retina Logic Board Replacement and Decomposition Method STEP 1]
ipad retina logic board decomposition method 1This is a replacement repair method when replacing the iPad4 motherboard.
The sample iPad4 does not crack the liquid crystal, but depending on the cracking condition of the touch panel glass on the surface, the time and effort to disassemble varies greatly.
Please note that you will not be able to return after disassembling in a cracked state.First of all, a strong double-sided tape is attached to the part filled with red, so I warm it with a dryer and float the double-sided tape.
If you have a heat gun, work efficiency will increase.
Please note that if it is too hot, burns and parts will deform or break due to heat.
Before you start working, leave the iPad shut down.
[iPad Retina Logic Board Replacement and Decomposition Method STEP 2]
ipad retina logic board decomposition method 2Next, we start to disassemble the liquid crystal panel using suction cups and other methods.
Suction cups are sold at home centers and are mainly used by glass shops.
There are from large to small, but small things are enough for disassembling the iPad.
When the touch panel glass on the surface is broken, it does not stick firmly, so the work becomes difficult and patience is necessary.
Also, be careful not to get hurt by broken glass.
[iPad Retina Logic Board Replacement and Decomposition Method STEP 3]
ipad retina logic board decomposition method 3Decomposition of this LCD panel is the most important for disassembling the iPad, so we will work carefully.
Do you see that the touch panel on the surface is farther than the main body?
It is the momentum that I want to remove at once as it is, but I will peel it off carefully little by little using a dryer, heat gun, etc.
We make a gap little by little, insert a pick, etc. into the gap, so that the glass does not stick again.
Please be careful not to insert the pick etc. deeply into the main body.Cables and parts may be damaged.
Because there is rubber between the touch panel and the main body of the surface, please be careful not to deform or cut the line.
[iPad Retina Logic Board Replacement and Decomposition Method STEP 4]
ipad retina logic board decomposition method 4This is an image that has been peeled off the touch panel of the surface.The touch panel is still attached to the main body, and the cables are connected to the main body,
Please note that if you peel it off forcibly, it will cut off.
Because the cable of the film type is connected to the main body in the orange part (on the left side when the home button is down), it is necessary to be careful not to cut it.
Be careful not to break important parts on the edge of the case on the green area when you peel off the touch panel glass.
The part of the red circle is four screws that stop the liquid crystal panel, but it is good to put it in a part case that can be divided so as not to lose it because it is very small.
[iPad Retina Logic Board Replacement and Decomposition Method STEP 5]
ipad retina logic board decomposition method 5This is an image with the LCD panel removed.
The LCD panel also has a cable extension from the left side to the main unit, which is connected to the main base (motherboard) of the iPad4, which is surrounded in red.
The black one below is the battery.
[iPad Retina Logic Board Replacement and Decomposition Method STEP 6]
ipad retina logic board decomposition method 6It is the part connected to the main base (logic board) and each cable and battery.
[iPad Retina Logic Board Replacement and Decomposition Method STEP 7]
ipad retina logic board decomposition method 7Remove the three red screws, float the main base (logic board) slightly to release the battery and the base, and prevent the pick etc. from being pinched between them.
[iPad Retina Logic Board Replacement and Decomposition Method STEP 8]
ipad retina logic board decomposition method 8The connector part of the LCD panel cable is locked with a nail to prevent it from falling out easily.
Lift the black nails on top of the orange part to unlock and unplug the cable.
[iPad Retina Logic Board Replacement and Decomposition Method STEP 9]
ipad retina logic board decomposition method 9The cable may enter the gap between the case and the main base (logic board), so if you remove it carefully, the LCD panel will come off.
The LCD panel is now removed.
[iPad Retina Logic Board Replacement and Decomposition Method STEP 10]
ipad retina logic board decomposition method 10The touch panel is connected to the main base (motherboard) with two wires.
Raise the two claws on the main base surrounded by orange and pull out the cable.
It is connected by two, and it works carefully because it is a hard wiring.
Be careful not to scratch or force it to fold.
[iPad Retina Logic Board Replacement and Decomposition Method STEP 11]
ipad retina logic board decomposition method 11There is wiring in the lower part, too.
This is also small, but pull out the cable by raising the claws of the connector.
[iPad Retina Logic Board Replacement and Decomposition Method STEP 12]
ipad retina logic board decomposition method 12You can now remove the touch panel.
The LCD panel has been removed so that wiring is easy to see in the image.
[iPad Retina Logic Board Replacement and Decomposition Method STEP 13]
ipad retina logic board decomposition method 14In addition to the wiring of the touch panel, two wires are connected to the lower part of the main base (logic board).
Both wires are inserted from the top into the logic board, so carefully remove them from the top.
Now you can take out the main base (logic board).
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