주요 콘텐츠로 건너뛰기

Repairing Buttons on Casio fx-300ES Calculator

필요한 것

  1. Repairing Buttons on Casio fx-300ES Calculator, Repairing Buttons on Casio fx-300ES Calculator: 1 단계, 이미지 1/2 Repairing Buttons on Casio fx-300ES Calculator, Repairing Buttons on Casio fx-300ES Calculator: 1 단계, 이미지 2/2
    • Remove the six 5 mm screws on the back of the calculator.

  2. Repairing Buttons on Casio fx-300ES Calculator: 2 단계, 이미지 1/2 Repairing Buttons on Casio fx-300ES Calculator: 2 단계, 이미지 2/2
    • Carefully remove the back plate to reveal the circuit board and the battery.

    "the" circuit board and battery.

    Timothy Wong - 답글

  3. Repairing Buttons on Casio fx-300ES Calculator: 3 단계, 이미지 1/3 Repairing Buttons on Casio fx-300ES Calculator: 3 단계, 이미지 2/3 Repairing Buttons on Casio fx-300ES Calculator: 3 단계, 이미지 3/3
    • Remove the four 4 mm screws from the circuit board.

    remove "all" four screws from ...

    Timothy Wong - 답글

  4. Repairing Buttons on Casio fx-300ES Calculator: 4 단계, 이미지 1/1
    • Be aware of the placement of the blue, black, red, and yellow wires because they will fall out when the next step is taken.

  5. Repairing Buttons on Casio fx-300ES Calculator: 5 단계, 이미지 1/3 Repairing Buttons on Casio fx-300ES Calculator: 5 단계, 이미지 2/3 Repairing Buttons on Casio fx-300ES Calculator: 5 단계, 이미지 3/3
    • Carefully lift the circuit board while leaving the grey rubber piece face down.

    • Simply flip the circuit board and the screen over but do not remove them fully.

    • Make sure the calculator is face down.

    • Buttons are loose do not flip calculator over.

    flip up "the" circuit board

    Timothy Wong - 답글

  6. Repairing Buttons on Casio fx-300ES Calculator: 6 단계, 이미지 1/3 Repairing Buttons on Casio fx-300ES Calculator: 6 단계, 이미지 2/3 Repairing Buttons on Casio fx-300ES Calculator: 6 단계, 이미지 3/3
    • Now lift the grey rubber piece off to reveal the individual buttons.

    • Buttons are loose make sure they do not come off with the rubber piece.

    to "the" stuck button(s).

    Timothy Wong - 답글

  7. Repairing Buttons on Casio fx-300ES Calculator: 7 단계, 이미지 1/3 Repairing Buttons on Casio fx-300ES Calculator: 7 단계, 이미지 2/3 Repairing Buttons on Casio fx-300ES Calculator: 7 단계, 이미지 3/3
    • To remove the buttons you can use your screwdriver and lightly flip them out of their individual spaces.

    • You can now access all the buttons and make any alterations needed.

  8. Repairing Buttons on Casio fx-300ES Calculator: 8 단계, 이미지 1/1
    • Refer to this picture if any buttons get misplaced or fall out.

결론

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

다른 4명이 해당 안내서를 완성하였습니다.

Daniel Riedeman

회원 가입일: 04/09/15

219 평판

안내서 1개 작성함

Cal Poly, Team 28-2, Green Spring 2015 Cal Poly, Team 28-2, Green Spring 2015 회원

CPSU-GREEN-S15S28G2

4 회원들

안내서 2개 작성하였습니다

댓글 4개

Great photos make sure to replace the stock photos with those you take. Maybe retake photos with white background.

Kathryn Webb - 답글

my answer key button not working. when i press button it shows the X10 so what can i do plzz give tips for repairing

ayush shukla - 답글

Halp my board is stuck to the front plate sith super glue from previous owner.

[deleted] - 답글

I repaired my Casio fx-300w, a similar calculator with similar buttons. My mother, who gave it to me, spilled coffee once when using it in her office. I got rid of the sticky coffee gunk formed nearly 12 years ago.

Matthew Yang - 답글

댓글 쓰기

조회 통계:

24 시간 전: 0

7일 전: 14

30일 전: 87

전체 시간: 24,789