はじめに
This guide shows users how to replace the screen of the Azpen A740 tablet in the event that it is cracked or faulty.
必要な工具と部品
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Use the plastic opening tool or black spudger tool to lift the back panel off the tablet.
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You should see the motherboard, the speaker, and the battery.
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The camera is surrounded by the red square.
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The camera is located at the top of the device and is attached by one screw with 3.75mm which is inside of the red circle. And one clip which is inside of the orange rectangle.
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First remove the screw from the plastic connecting the camera to the motherboard.
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The ZIF connector attaching the camera to the motherboard.
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The speaker will be attached by 2 screws with 3.75mm and 3.81mm at the bottom of the plastic holding the speaker in. These 2 screws will need to be removed in order to replace the speaker with a pentalobe screwdriver.
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Once the screws are removed, you should fully desolder the speaker wires that are attached to the motherboard. Instructions on how to desolder these wires are here on ifixit: はんだ付けとはんだ除去の作業ガイド
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Unscrew the motherboard from the frame with a pentalobe screwdriver; there are 7 screws (3.53mm-4.53mm) with 2 of the 7 holding the speaker in place and 1 of the 7 holding the camera in place which you already removed.
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Now comes the desoldering. If you have never done this before, you may want to read this: はんだ付けとはんだ除去の作業ガイド
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Use the set of plastic opening tools to separate the inner backing from the electronics.
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Use the Phillips screwdriver to remove the 3.8 mm screws, holding the inner backing of Azpen A740 Tablet.
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Once you have removed the battery, speaker, and motherboard,you can begin the screen replacement.
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All that should be left is a plane silver plate (located under the motherboard, speaker, and battery). Simply place one hand over the silver plate, and flip the device so that the screen is now facing you
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Now you should have the screen on one side and the glass cover on the other.
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If you need to remove the glass, you do not need to disconnect the screen, just slip the new glass in and you're done.
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If you need the screen replaced, unclip the ribbon (that connects the screen to the cover) and clip in your new screen.
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To reassemble your device, follow these instructions in reverse order.
To reassemble your device, follow these instructions in reverse order.
3 の人々がこのガイドを完成させました。