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Texas Instruments TI-84 Plus CE Repair Forum

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2 Answers

My Calculator won’t turn on or charge

Texas Instruments TI-84 Plus CE 2 Answers

Scarlett King

Answer edited

Jun 22, 2026

answer edited Jun 22, 2026 by Scarlett King

1 Answer

TI 84 Plus CE is stuck in the validating loop

Texas Instruments TI-84 Plus CE 1 Answer

TheLastMillennial 3.9k

Answered

Apr 24, 2025

answered Apr 24, 2025 by TheLastMillennial

1 Answer

A cap or resistor blew on the mother board.

Texas Instruments TI-84 Plus CE 1 Answer

Ethan Holder 13

Commented

Apr 21, 2025

commented Apr 21, 2025 by Ethan Holder

1 Answer

Can the screen be replaced?

Texas Instruments TI-84 Plus CE 1 Answer

TheLastMillennial 3.9k

Answered

Mar 3, 2025

answered Mar 3, 2025 by TheLastMillennial

1 Answer

Blank Line Artifact Down Center of Display!

Texas Instruments TI-84 Plus CE 1 Answer

TheLastMillennial 3.9k

Answered

Feb 2, 2025

answered Feb 2, 2025 by TheLastMillennial

1 Answer

What voltage is required across the exposed rear charging pads?

Texas Instruments TI-84 Plus CE 1 Answer

TheLastMillennial 3.9k

Answered

Jan 22, 2025

answered Jan 22, 2025 by TheLastMillennial

0 Answers

Where can I find a replacement charging port?

unanswered Texas Instruments TI-84 Plus CE 0 Answers

Zachary Sansone 13

Asked

Dec 9, 2024

asked Dec 9, 2024 by Zachary Sansone

2 Answers

What is an acceptable battery voltage?

Texas Instruments TI-84 Plus CE 2 Answers

oldturkey03 855.9k

Commented

Nov 12, 2024

commented Nov 12, 2024 by oldturkey03

1 Answer

No Title (You should edit this question)

Texas Instruments TI-84 Plus CE 1 Answer

rthwvy 2

Answered

Oct 23, 2024

answered Oct 23, 2024 by rthwvy 2

2 Answers

TI-84 Plus CE repeatedly turning on and off when charging.

accepted Texas Instruments TI-84 Plus CE 2 Answers

mudassar ali

Commented

Jun 1, 2026

commented Jun 1, 2026 by mudassar ali

1 Answer

Why is my calculator flashing validating OS

Texas Instruments TI-84 Plus CE 1 Answer

TheLastMillennial 3.9k

Answered

Mar 12, 2024

answered Mar 12, 2024 by TheLastMillennial

2 Answers

TI-84 Plus CE My calculator says: Validing OS calculator will restart

Texas Instruments TI-84 Plus CE 2 Answers

TheLastMillennial 3.9k

Commented

Jul 16, 2025

commented Jul 16, 2025 by TheLastMillennial

1 Answer

Part of screen is Grainy

Texas Instruments TI-84 Plus CE 1 Answer

TheLastMillennial 3.9k

Commented

Feb 20, 2024

commented Feb 20, 2024 by TheLastMillennial

1 Answer

The calculator won’t work

Texas Instruments TI-84 Plus CE 1 Answer

ICEEE

Commented

Jul 16, 2025

commented Jul 16, 2025 by ICEEE

1 Answer

issue of particles under the protector and I’m mortified.

Texas Instruments TI-84 Plus CE 1 Answer

jayeff 543.7k

Edited

Sep 5, 2023

edited Sep 5, 2023 by jayeff

3 Answers

How can I buff out light scratches from the outside screen?

accepted Texas Instruments TI-84 Plus CE 3 Answers

Tom Anderson 2

Answered

Oct 6, 2024

answered Oct 6, 2024 by Tom Anderson

2 Answers

My calculator is not charging or turning on

accepted Texas Instruments TI-84 Plus CE 2 Answers

someperson 953

Accepted an answer

May 5, 2026

answer accepted May 5, 2026 by someperson

1 Answer

Need to find a screen replacement for a calculator

accepted Texas Instruments TI-84 Plus CE 1 Answer

Adam 11

Accepted an answer

Mar 5, 2023

answer accepted Mar 5, 2023 by Adam

1 Answer

Ti-84 plus CE screen slightly flickers but works still?

Texas Instruments TI-84 Plus CE 1 Answer

TheLastMillennial 3.9k

Commented

Feb 11, 2023

commented Feb 11, 2023 by TheLastMillennial

1 Answer

Why are my keys so sticky?

Texas Instruments TI-84 Plus CE 1 Answer

drmdolfan 3k

Answered

Jan 22, 2023

answered Jan 22, 2023 by drmdolfan