Epson Powerlite Power Supply Replacement

简介

This is a replacement guide for the power supply for the Epson PowerLite 822 Plus. Model number EMP-822H. When the power supply is not working as it should that is when the projector will not show a status or reaction when turned on. This guide will show you how to remove and replace the current power supply in your projector.

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步骤 1 Motherboard

Epson Powerlite Power Supply Replacement, Motherboard: 步骤 1 中的图像 1，1

Flip the projector over.
Remove all 8 screws on the bottom of the projector.

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步骤 2

Now, flip the projector back over and pry the top of it open revealing the inside of the projector.

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步骤 3

Use the spudger to disconnect it from the motherboard.

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步骤 4

Using your finger gently move back and forth the JST cable that connects the top to the motherboard.
Now completely take off the top of the projector.

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步骤 5

Remove the 3 screws that secure the motherboard in place.

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步骤 6

Epson Powerlite Power Supply Replacement: 步骤 6 中的图像 3，3

Gently move back and forth the 11 JST connectors until they come out.

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步骤 7

With the spudger lift the red plastic tabs from their connectors.

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步骤 8

Epson Powerlite Power Supply Replacement: 步骤 8 中的图像 3，3

Lift the motherboard and disconnect the JST connector underneath.

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步骤 9

Now, the motherboard is completely removed from the projector and you are ready to replace it.

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步骤 10 Projector Lens

Epson Powerlite Power Supply Replacement, Projector Lens: 步骤 10 中的图像 1，3

Epson Powerlite Power Supply Replacement, Projector Lens: 步骤 10 中的图像 2，3

Epson Powerlite Power Supply Replacement, Projector Lens: 步骤 10 中的图像 3，3

Unscrew the four 6mm screws that hold together the fan bracket.

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步骤 11

Unscrew the four 6mm screws that secure the projector.

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步骤 12

Pull out the loose projector.

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步骤 13 Power Supply

Epson Powerlite Power Supply Replacement, Power Supply: 步骤 13 中的图像 1，2

Epson Powerlite Power Supply Replacement, Power Supply: 步骤 13 中的图像 2，2

Remove the power plug attached to the bracket which kept the fan in place by rocking it back and forth and gently pull up when it is loose.

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步骤 14

Remove the rest of the bracket which helped keep the exhaust fan in place.

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步骤 15

Epson Powerlite Power Supply Replacement: 步骤 15 中的图像 3，3

Use a Phillips #2 screwdriver to remove the two 6 mm screws that secure the wire guide.

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步骤 16

Epson Powerlite Power Supply Replacement: 步骤 16 中的图像 3，3

Gently lift up the wire guide to remove the wires.
Use your fingers to firmly press on the sides of the power plug and lift it upward.
You will now be able to remove and replace the power supply.