Fix Your Stuff Community Store

Free Shipping on Domestic Orders $75+

Casio FX-991ES Plus Repair Forum

Ask
Learn How It Works Ask a Question

The only question in the past 3 months has a reply!

100%
All Questions
Casio FX-991ES Plus

Casio FX-991ES Plus questions

clear
All
All Most Helpful Unanswered Newest
All Questions
Casio FX-991ES Plus
0 Answers
My calculator is not turning on

unanswered Casio FX-991ES Plus 0 Answers

oldturkey03 851.5k

Commented

commented by oldturkey03

Casio FX-991ES Plus
11 Answers
Not working. No display. Better also changed. what should I do?

Casio FX-991ES Plus 11 Answers

David Asante

Answered

answered by David Asante

Casio FX-991ES Plus
2 Answers
How to fix calculator suddenly goes off after calculation

Casio FX-991ES Plus 2 Answers

Fury GamerZ

Commented

commented by Fury GamerZ

Casio FX-991ES Plus
0 Answers
in dark place cannot see display

unanswered Casio FX-991ES Plus 0 Answers

Htoo Tint Tint Kyi

Asked

asked by Htoo Tint Tint Kyi

Casio FX-991ES Plus
0 Answers
Facing Problem on my calculator

unanswered Casio FX-991ES Plus 0 Answers

jayeff 537.4k

Edited

edited by jayeff

Casio FX-991ES Plus
3 Answers
Facing Problem on my calculator

Casio FX-991ES Plus 3 Answers

ALINUR HOSSAN

Answered

answered by ALINUR HOSSAN

Casio FX-991ES Plus
2 Answers
How to repair the display

accepted Casio FX-991ES Plus 2 Answers

Limon Das

Commented

commented by Limon Das

Casio FX-991ES Plus
0 Answers
Why screen are suddenly off and turn on?

unanswered Casio FX-991ES Plus 0 Answers

Moshiur Rahman

Asked

asked by Moshiur Rahman

Casio FX-991ES Plus
0 Answers
How to fix the calculator that failed down and doesn't wanna open agai

unanswered Casio FX-991ES Plus 0 Answers

Nérondouba sointar Israël

Asked

asked by Nérondouba sointar Israël

Casio FX-991ES Plus
0 Answers
Calculator not working properly

unanswered Casio FX-991ES Plus 0 Answers

Muhammad Hunain

Asked

asked by Muhammad Hunain

Casio FX-991ES Plus
2 Answers
How do I fix my calculator that only runs on solar power?

accepted Casio FX-991ES Plus 2 Answers

EV89

Commented

commented by EV89

Casio FX-991ES Plus
0 Answers
started working like that of Casio 115 ES plus.

unanswered Casio FX-991ES Plus 0 Answers

oldturkey03 851.5k

Edited

edited by oldturkey03

Casio FX-991ES Plus
1 Answer
My Casio power button is not working

Casio FX-991ES Plus 1 Answer

Asha Kanta Sharma 445

Answered

answered by Asha Kanta Sharma

Casio FX-991ES Plus
1 Answer
Why doesn't my calculator turn on though I just got it?

Casio FX-991ES Plus 1 Answer

mayer 690k

Answered

answered by mayer

Casio FX-991ES Plus
0 Answers
My Calculator's [AC] & [-] buttons aren't working properly

unanswered Casio FX-991ES Plus 0 Answers

Zachariah Orton 549

Commented

commented by Zachariah Orton

Casio FX-991ES Plus
1 Answer
Can't find the brightness changer mode

Casio FX-991ES Plus 1 Answer

jayeff 537.4k

Answered

answered by jayeff

casio fx-991es plus
2 Answers
LCD has blotch after I dropped my calculator. Can this be fixed?

casio fx-991es plus 2 Answers

Logan Howlett

Commented

commented by Logan Howlett

Casio FX-991ES Plus
1 Answer
Why it is hang after pressing √(10) *10^13

Casio FX-991ES Plus 1 Answer

Erik Eriksson 2.5k

Commented

commented by Erik Eriksson

Casio FX-991ES Plus
0 Answers
calculator is switching off despite I changed the cells

unanswered Casio FX-991ES Plus 0 Answers

1 1

Asked

asked by 1 1

Casio FX-991ES Plus
1 Answer
My calculator is not turning on

Casio FX-991ES Plus 1 Answer

jayeff 537.4k

Answered

answered by jayeff