リペアコミュニティに参加 - アカウントの作成

はじめに

The motherboard is the backbone that ties the projector's components together at one spot and allows them to talk to each other. If you're having a hard time diagnosing the problem and it's not one of the other components, the motherboard might be at fault.

Follow this guide to remove the motherboard for the Hitachi CP-X2010N if a replacement and/or servicing is needed.

The trickiest part of this job is removing the three ribbon cables without damaging them.

Before handling the motherboard, ensure the device is powered off and unplugged.

必要な工具と部品

手順1 Top Panel

Hitachi CP-X2010N Motherboard Replacement, Top Panel: 手順 1、 3の画像 1

Hitachi CP-X2010N Motherboard Replacement, Top Panel: 手順 1、 3の画像 2

Hitachi CP-X2010N Motherboard Replacement, Top Panel: 手順 1、 3の画像 3

Flip the projector upside down to expose the screws on the underside.

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手順2

Hitachi CP-X2010N Motherboard Replacement: 手順 2、 3の画像 3

Use a Phillips #2 screwdriver to remove eight black 14 mm screws holding the top panel to the main projector body.

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手順3

Flip projector right side up and orient it so you are facing the rear panel.

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手順4

Hitachi CP-X2010N Motherboard Replacement: 手順 4、 3の画像 3

Use a Phillips #2 screwdriver to remove two silver 22 mm long screws.
Use a Phillips #2 screwdriver to remove the short silver 10 mm screw.

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手順5

Hitachi CP-X2010N Motherboard Replacement: 手順 5、 3の画像 3

Carefully lift the top panel from the body of the projector, making sure it doesn't catch on anything.
Remove the panel from the body of the projector.

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手順6 Motherboard

Hitachi CP-X2010N Motherboard Replacement, Motherboard: 手順 6、 3の画像 1

Hitachi CP-X2010N Motherboard Replacement, Motherboard: 手順 6、 3の画像 2

Hitachi CP-X2010N Motherboard Replacement, Motherboard: 手順 6、 3の画像 3

Carefully pinch the edges of the two blue connectors and pull upwards to remove them from the motherboard.
Carefully pinch and remove the small gray connector next to the blue wire opposite the speakers.

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手順7

Hitachi CP-X2010N Motherboard Replacement: 手順 7、 3の画像 3

Use a Phillips #2 screwdriver to remove the two black 14 mm screws securing the button array.
Move the wires for better access to the screws if needed.

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手順8

Hitachi CP-X2010N Motherboard Replacement: 手順 8、 3の画像 3

Remove the bracket that was being held by the screw.
Take a picture or memorize its orientation for easier reinstallation.

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手順9

Pull the button array and network adapter out carefully.
Make sure all the wires connected to the array are unplugged.

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手順10

Use a Phillips #2 screwdriver to remove the silver 10 mm screw securing the ground wire.
Keep the screw and washer in an easily accessible place.

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手順11

Use a Phillips #2 screwdriver to remove the black 14 mm screw securing the motherboard to the case.

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手順12

Hitachi CP-X2010N Motherboard Replacement: 手順 12、 3の画像 3

Delicately pinch and pull off all the wired connections surrounding the outside of the motherboard.

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手順13

Hitachi CP-X2010N Motherboard Replacement: 手順 13、 3の画像 3

Use the tip of a spudger or your fingernail to flip up the small locking flap on the three orange cable locks. Then, you can safely pull the cables out.
Too much force could break the ribbon cable.

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