First Act MA2039 Damaged Wire Replacement - iFixit 修理ガイド

はじめに

Wire connections broken in the motherboard. Blown fuses in the circuit terminals.

必要な工具と部品

手順1 First Act MA2039 Damaged Wire Replacement

First Act MA2039 Damaged Wire Replacement, First Act MA2039 Damaged Wire Replacement: 手順 1、 2の画像 1

First Act MA2039 Damaged Wire Replacement, First Act MA2039 Damaged Wire Replacement: 手順 1、 2の画像 2

Place the speaker with its front side facing down.
Use a Phillips #0 screwdriver to remove the two 25 mm screws from the left and right sides of the battery cartridges.
Open both lids to the battery cartridges.

手順2

First Act MA2039 Damaged Wire Replacement: 手順 2、 3の画像 1

First Act MA2039 Damaged Wire Replacement: 手順 2、 3の画像 2

First Act MA2039 Damaged Wire Replacement: 手順 2、 3の画像 3

As you begin to lift the back panel off the amplifier, push the battery terminals through the open slots of the battery cartridges.
Use your fingers to prop the back panel and lift it away from the amplifier.
Lift the back panel off completely and set it to the side.

手順3

First Act MA2039 Damaged Wire Replacement: 手順 3、 3の画像 1

First Act MA2039 Damaged Wire Replacement: 手順 3、 3の画像 2

First Act MA2039 Damaged Wire Replacement: 手順 3、 3の画像 3

With the back panel off, this will help make space for the silver compartment to be removed.
Unscrew four 25 mm screws with a Phillips #0 screwdriver from the top of the amplifier.
Press firmly on the input jack and tone adjustment knob of the silver compartment to free it from its resting position.

手順4

First Act MA2039 Damaged Wire Replacement: 手順 4、 3の画像 1

First Act MA2039 Damaged Wire Replacement: 手順 4、 3の画像 2

First Act MA2039 Damaged Wire Replacement: 手順 4、 3の画像 3

Rotate the silver compartment so that you have a clear visual of the motherboard and its components.
For effective work on the wiring, lodge the compartment on top of the back portion of the amplifier.
Check the wiring components for blown fuses or damaged connections.

手順5

First Act MA2039 Damaged Wire Replacement: 手順 5、 1の画像 1

Lift the silver compartment to see where the wires are further connected.
Make sure that the terminals from the circuit to the amplifier are connected securely.
Check to see if there is loose wiring from the motherboard.
If there is damaged wire to the amplifier or motherboard in the silver compartment, refer this Soldering guide to replace wires and fix connections.

終わりに

To reassemble your device, follow these instructions in reverse order.

作成者

3人の作成者と共同で作成されました。

Luke VanBuskirk

メンバー登録日: 04/05/18

279 ポイント

2のガイドは作成済み

+1 以上のバッジ

チーム

Linn Benton Community College, Team S1-G5, Johnson Spring 2018 Linn Benton Community College, Team S1-G5, Johnson Spring 2018人のメンバー

LBCC-JOHNSON-S18S1G5

3 メンバー

6のガイドは作成済み

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