TI 84 Plus CE is stuck in the validating loop

Question 1

1 crwdns2930801:0crwdne2930801:0

Texas Instruments TI-84 Plus CE crwdns2933313:01crwdne2933313:0

TheLastMillennial 3.5crwdns2936485:0crwdne2936485:0

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Dzi 24, 2025

answered Dzi 24, 2025 crwdns2933505:0crwdne2933505:0 TheLastMillennial

Question 2

1 crwdns2930801:0crwdne2930801:0

A cap or resistor blew on the mother board.

Texas Instruments TI-84 Plus CE crwdns2933313:01crwdne2933313:0

Ethan Holder 13

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Dzi 21, 2025

commented Dzi 21, 2025 crwdns2933505:0crwdne2933505:0 Ethan Holder

Question 3

1 crwdns2930801:0crwdne2930801:0

Can the screen be replaced?

Texas Instruments TI-84 Plus CE crwdns2933313:01crwdne2933313:0

TheLastMillennial 3.5crwdns2936485:0crwdne2936485:0

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Kul 3, 2025

answered Kul 3, 2025 crwdns2933505:0crwdne2933505:0 TheLastMillennial

Question 4

1 crwdns2930801:0crwdne2930801:0

Blank Line Artifact Down Center of Display!

Texas Instruments TI-84 Plus CE crwdns2933313:01crwdne2933313:0

TheLastMillennial 3.5crwdns2936485:0crwdne2936485:0

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Yan 2, 2025

answered Yan 2, 2025 crwdns2933505:0crwdne2933505:0 TheLastMillennial

Question 5

1 crwdns2930801:0crwdne2930801:0

What voltage is required across the exposed rear charging pads?

Texas Instruments TI-84 Plus CE crwdns2933313:01crwdne2933313:0

TheLastMillennial 3.5crwdns2936485:0crwdne2936485:0

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Sun 22, 2025

answered Sun 22, 2025 crwdns2933505:0crwdne2933505:0 TheLastMillennial

Question 6

0 crwdns2873741:0crwdne2873741:0

Where can I find a replacement charging port?

crwdns2934197:0crwdne2934197:0 Texas Instruments TI-84 Plus CE crwdns2933315:00crwdne2933315:0

Zachary Sansone 13

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N'w 9, 2024

asked N'w 9, 2024 crwdns2933505:0crwdne2933505:0 Zachary Sansone

Question 7

1 crwdns2930801:0crwdne2930801:0

The place where I insert my charging cord is not working

crwdns2934195:0crwdne2934195:0 Texas Instruments TI-84 Plus CE crwdns2933313:01crwdne2933313:0

Brightrs

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Huk 28, 2024

answered Huk 28, 2024 crwdns2933505:0crwdne2933505:0 Brightrs

Question 8

2 crwdns2873741:0crwdne2873741:0

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

Texas Instruments TI-84 Plus CE crwdns2933315:02crwdne2933315:0

Jesse Bonzo

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Huk 20, 2024

commented Huk 20, 2024 crwdns2933505:0crwdne2933505:0 Jesse Bonzo

Question 9

2 crwdns2873741:0crwdne2873741:0

What is an acceptable battery voltage?

Texas Instruments TI-84 Plus CE crwdns2933315:02crwdne2933315:0

oldturkey03 819.2crwdns2936485:0crwdne2936485:0

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Huk 12, 2024

commented Huk 12, 2024 crwdns2933505:0crwdne2933505:0 oldturkey03

Question 10

1 crwdns2930801:0crwdne2930801:0

No Title (You should edit this question)

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rthwvy 2

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Nhl 23, 2024

answered Nhl 23, 2024 crwdns2933505:0crwdne2933505:0 rthwvy 2

Question 11

3 crwdns2873741:0crwdne2873741:0

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

crwdns2934195:0crwdne2934195:0 Texas Instruments TI-84 Plus CE crwdns2933315:03crwdne2933315:0

Tom Anderson 2

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Nhl 6, 2024

answered Nhl 6, 2024 crwdns2933505:0crwdne2933505:0 Tom Anderson

Question 12

1 crwdns2930801:0crwdne2930801:0

My calculator says error: memory. What do I do?

Texas Instruments TI-84 Plus CE crwdns2933313:01crwdne2933313:0

tea so turkish

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Nhl 5, 2024

commented Nhl 5, 2024 crwdns2933505:0crwdne2933505:0 tea so turkish

Question 13

1 crwdns2930801:0crwdne2930801:0

How much the replacement usb charging port

crwdns2934195:0crwdne2934195:0 Texas Instruments TI-84 Plus CE crwdns2933313:01crwdne2933313:0

shingle 6.7crwdns2936485:0crwdne2936485:0

crwdns2942989:0crwdne2942989:0

Ndz 30, 2024

answer accepted Ndz 30, 2024 crwdns2933505:0crwdne2933505:0 shingle

Question 14

1 crwdns2930801:0crwdne2930801:0

My alpha key is no longer Functioning

Texas Instruments TI-84 Plus CE crwdns2933313:01crwdne2933313:0

Victoria Jackson

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Mha 5, 2024

answered Mha 5, 2024 crwdns2933505:0crwdne2933505:0 Victoria Jackson

Question 15

2 crwdns2873741:0crwdne2873741:0

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

Texas Instruments TI-84 Plus CE crwdns2933315:02crwdne2933315:0

Alisha C 38.6crwdns2936485:0crwdne2936485:0

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Kho 6, 2024

commented Kho 6, 2024 crwdns2933505:0crwdne2933505:0 Alisha C

Question 16

2 crwdns2873741:0crwdne2873741:0

My calculator is not charging or turning on

Texas Instruments TI-84 Plus CE crwdns2933315:02crwdne2933315:0

Alex Uzhca

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Mud 1, 2024

answered Mud 1, 2024 crwdns2933505:0crwdne2933505:0 Alex Uzhca

Question 17

1 crwdns2930801:0crwdne2930801:0

Why is my calculator flashing validating OS

Texas Instruments TI-84 Plus CE crwdns2933313:01crwdne2933313:0

TheLastMillennial 3.5crwdns2936485:0crwdne2936485:0

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Kul 12, 2024

answered Kul 12, 2024 crwdns2933505:0crwdne2933505:0 TheLastMillennial

Question 18

1 crwdns2930801:0crwdne2930801:0

Part of screen is Grainy

Texas Instruments TI-84 Plus CE crwdns2933313:01crwdne2933313:0

TheLastMillennial 3.5crwdns2936485:0crwdne2936485:0

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Yan 20, 2024

commented Yan 20, 2024 crwdns2933505:0crwdne2933505:0 TheLastMillennial

Question 19

2 crwdns2873741:0crwdne2873741:0

Is there any way to change or repair the ribbon cable?

Texas Instruments TI-84 Plus CE crwdns2933315:02crwdne2933315:0

DonutLord

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N'w 4, 2023

commented N'w 4, 2023 crwdns2933505:0crwdne2933505:0 DonutLord

Question 20

1 crwdns2930801:0crwdne2930801:0

The calculator won’t work

Texas Instruments TI-84 Plus CE crwdns2933313:01crwdne2933313:0

TheLastMillennial 3.5crwdns2936485:0crwdne2936485:0

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Nhl 22, 2023

commented Nhl 22, 2023 crwdns2933505:0crwdne2933505:0 TheLastMillennial

crwdns2944620:0Texas Instruments TI-84 Plus CEcrwdne2944620:0

Texas Instruments TI-84 Plus CE crwdns2934277:0crwdne2934277:0