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TRS-80 Color Computer Fuse Replacement

TRS-80 Color Computer Fuse Replacement

Christopher Paige

Christopher Paige e 4 outros colaboradores

Última atualização em April 28, 2022

20 - 40 minutos
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Introdução

Ir para o passo 1

Replace a broken fuse on the TRS-80 Color Computer's power supply.

O que você precisa

Ferramentas

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  1. TRS-80 Color Computer Fuse Replacement, Outside Casing: passo 1, imagem 1 %32

    • Flip the computer over.

    • Remove the two 24.1mm Phillips screws near the front of the case.

    • Remove the five 33.0 mm Phillips screws towards the back of the case.

    Editar

  2. TRS-80 Color Computer Fuse Replacement: passo 2, imagem 1 %32 TRS-80 Color Computer Fuse Replacement: passo 2, imagem 2 %32

    • Carefully flip the computer right side up.

    • Lift off the top half of the case.

    Editar

  3. TRS-80 Color Computer Fuse Replacement, Keyboard: passo 3, imagem 1 %32 TRS-80 Color Computer Fuse Replacement, Keyboard: passo 3, imagem 2 %32

    • Near the motherboard, gently pull the keyboard ribbon cable until it becomes free.

    • Lift the keyboard out of the case.

    Editar

  5. TRS-80 Color Computer Fuse Replacement, Motherboard: passo 4, imagem 1 %32 TRS-80 Color Computer Fuse Replacement, Motherboard: passo 4, imagem 2 %32 TRS-80 Color Computer Fuse Replacement, Motherboard: passo 4, imagem 3 %32

    • Remove the nine 15.24 mm Phillips screws securing the motherboard in place.

    • When removing the spring door, make sure to keep the door closed.

    Editar

  6. TRS-80 Color Computer Fuse Replacement: passo 5, imagem 1 %32 TRS-80 Color Computer Fuse Replacement: passo 5, imagem 2 %32 TRS-80 Color Computer Fuse Replacement: passo 5, imagem 3 %32

    • Remove the 5 jumper cables from the motherboard.

    • Once the jumper cables lift the motherboard up gently; it should lift out easily.

    Editar

  7. TRS-80 Color Computer Fuse Replacement, Fuse: passo 6, imagem 1 %32 TRS-80 Color Computer Fuse Replacement, Fuse: passo 6, imagem 2 %32

    • Remove the two 40.6mm Philips screws securing the TRS-80 transformer.

    Editar

  8. TRS-80 Color Computer Fuse Replacement: passo 7, imagem 1 %32 TRS-80 Color Computer Fuse Replacement: passo 7, imagem 2 %32 TRS-80 Color Computer Fuse Replacement: passo 7, imagem 3 %32

    • Remove the power cable jumpers from the power supply.

    Editar

  9. TRS-80 Color Computer Fuse Replacement: passo 8, imagem 1 %32

    • Gently peel back the protective film on the top of the transformer.

    Editar

  10. TRS-80 Color Computer Fuse Replacement: passo 9, imagem 1 %32 TRS-80 Color Computer Fuse Replacement: passo 9, imagem 2 %32 TRS-80 Color Computer Fuse Replacement: passo 9, imagem 3 %32

    • Locate the two points the fuse is soldered into the circuit board.

    • Using a soldering iron and soldering wick, desolder and remove the fuse.

    • Place the new fuse into the location of the old one, and solder it in place.

    Editar
Conclusão

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

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Christopher Paige

Membro desde: 01/21/11

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Cal Poly, Team 11-24, Maness Winter 2011 Membro de Cal Poly, Team 11-24, Maness Winter 2011

CPSU-MANESS-W11S11G24

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