Marshall MS-2 Micro Amp Circuit Board Disassembly - iFixit 수리 안내서

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필요한 것

1 단계 Disassembling Marshall MS-2 Micro Amp Case Disassembly

Marshall MS-2 Micro Amp Circuit Board Disassembly, Disassembling Marshall MS-2 Micro Amp Case Disassembly: 1 단계, 이미지 1/1

First be sure to turn the power switch to the off position.
Do this by turning the leftmost knob counter-clockwise as until the line points to "off."

2 단계

Marshall MS-2 Micro Amp Circuit Board Disassembly: 2 단계, 이미지 1/3

Marshall MS-2 Micro Amp Circuit Board Disassembly: 2 단계, 이미지 2/3

Marshall MS-2 Micro Amp Circuit Board Disassembly: 2 단계, 이미지 3/3

Now remove the battery.
On the back of the device locate the battery cover.
Remove it by pushing down on the clip.
Then pull the piece of fabric until the battery comes out.

3 단계

Marshall MS-2 Micro Amp Circuit Board Disassembly: 3 단계, 이미지 1/2

Marshall MS-2 Micro Amp Circuit Board Disassembly: 3 단계, 이미지 2/2

Use the long, skinny phillips head screwdriver to remove the 4 7/16" screws on the back of the device in the four corners.
Once unscrewed, do not try to take each screw out. Move to next step once all screwed have been unscrewed.

4 단계

Marshall MS-2 Micro Amp Circuit Board Disassembly: 4 단계, 이미지 1/1

Now pull the back panel off and place it down as shown. Pull the panel straight up so you do not lose the screws.

5 단계 Circuit Board

Marshall MS-2 Micro Amp Circuit Board Disassembly, Circuit Board: 5 단계, 이미지 1/3

Marshall MS-2 Micro Amp Circuit Board Disassembly, Circuit Board: 5 단계, 이미지 2/3

Marshall MS-2 Micro Amp Circuit Board Disassembly, Circuit Board: 5 단계, 이미지 3/3

Remove the volume, tone and power knobs by pulling them straight away from the front of the device. If they do not come off easily use the wedge tool to pry them up.

6 단계

Marshall MS-2 Micro Amp Circuit Board Disassembly: 6 단계, 이미지 1/2

Marshall MS-2 Micro Amp Circuit Board Disassembly: 6 단계, 이미지 2/2

Use a 10mm socket to remove the nuts from the volume and tone potentiometers.
Use a 11mm socket on the power switch nuts.
Use a 9/16" socket to remove the nut from the input jack.
Take care when you remove the nuts to not lose the washers.

7 단계

Marshall MS-2 Micro Amp Circuit Board Disassembly: 7 단계, 이미지 1/3

Marshall MS-2 Micro Amp Circuit Board Disassembly: 7 단계, 이미지 2/3

Marshall MS-2 Micro Amp Circuit Board Disassembly: 7 단계, 이미지 3/3

Now you must remove the LED from the circuit board.
To do this you will need to use a soldering iron to detach to two pins of the LED from the board. They are the two pins in the lowest leftmost corner of the board.
Be careful to not touch any of the wires with the soldering iron. It might be helpful to remove those with the iron first to get them out of the way.
If you haven't soldered before check out this guide.
Once detached, pull the board straight up to remove.

결론

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

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MacKinley

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University of Maryland, Team 1-1, Shastany Fall 2013 University of Maryland, Team 1-1, Shastany Fall 2013 회원

UMD-SHASTANY-F13S1G1

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