Calculator Repair | Electronics Repair And Technology News

Dark Oval Shaped Patch On A Calculator Screen Repaired

Jestine Yong — Sat, 22 Nov 2025 06:28:37 +0000

I found my Calculator developed dark oval shaped patch on the screen. It disturbing to read the digits on screen. Earlier also I repaired damaged screen Multimeters with same oval patch symptom. A dark oval shaped patch on a calculator screen is typically caused by damage to the reflective foil behind the LCD screen often […]

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No Power In Calculator Repaired

Jestine Yong — Sat, 28 May 2022 13:34:18 +0000

Friend of mine in our housing society gave me this calculator to fix. I checked by pressing ON/AC Button but no digits visible on the screen. Hence I opened the calculator by removing two screws from the back side for visual inspection. I found here…..metal battery holder cover is […]

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Dim Display In Calculator Repaired

Jestine Yong — Mon, 04 Aug 2014 13:10:37 +0000

Yesterday when I am doing some calculations with my calculator I found the display on screen was very dim. I thought the battery cell of calculator was the problem. Hence I have opened the calculator to replace the cell. Suddenly I recalled that I have replaced it […]

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