Little yellow button on logic board - what is it?

Question 1

3 crwdns2873741:0crwdne2873741:0

Retina MacBook 2016 crwdns2933315:03crwdne2933315:0

Kris Sumerfelt

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Huk 17, 2025

commented Huk 17, 2025 crwdns2933505:0crwdne2933505:0 Kris Sumerfelt

Question 2

1 crwdns2930801:0crwdne2930801:0

MacBook Model A1534/EMC 2991

crwdns2934195:0crwdne2934195:0 Retina MacBook 2016 crwdns2933313:01crwdne2933313:0

ΔΗΜΗΤΡΗΣ ΚΑΛΗΜΕΡΗΣ 11

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Nhl 15, 2025

answer accepted Nhl 15, 2025 crwdns2933505:0crwdne2933505:0 ΔΗΜΗΤΡΗΣ ΚΑΛΗΜΕΡΗΣ

Question 3

1 crwdns2930801:0crwdne2930801:0

Boot sequence issues and full blast fan while running

Retina MacBook 2016 crwdns2933313:01crwdne2933313:0

DanJ 495.3crwdns2936485:0crwdne2936485:0

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Mha 2, 2025

answer edited Mha 2, 2025 crwdns2933505:0crwdne2933505:0 DanJ

Question 4

3 crwdns2873741:0crwdne2873741:0

MacBook 12" Logic board upgrade 2016 --> 2017

crwdns2934195:0crwdne2934195:0 Retina MacBook 2016 crwdns2933315:03crwdne2933315:0

Goldfrapp 11

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Maw 27, 2025

commented Maw 27, 2025 crwdns2933505:0crwdne2933505:0 Goldfrapp

Question 5

1 crwdns2930801:0crwdne2930801:0

Display cable black coating damaged

Retina MacBook 2016 crwdns2933313:01crwdne2933313:0

DanJ 495.3crwdns2936485:0crwdne2936485:0

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Yan 13, 2025

answered Yan 13, 2025 crwdns2933505:0crwdne2933505:0 DanJ

Question 6

1 crwdns2930801:0crwdne2930801:0

Replace some black film under the logic board? (MacBook Retuna 2016)

Retina MacBook 2016 crwdns2933313:01crwdne2933313:0

DanJ 495.3crwdns2936485:0crwdne2936485:0

crwdns2931217:0crwdne2931217:0

Nhl 11, 2024

answered Nhl 11, 2024 crwdns2933505:0crwdne2933505:0 DanJ

Question 7

1 crwdns2930801:0crwdne2930801:0

Force Trackpad Weak After Assembly

crwdns2934195:0crwdne2934195:0 Retina MacBook 2016 crwdns2933313:01crwdne2933313:0

Jadon Lyon 6.4crwdns2936485:0crwdne2936485:0

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Ndz 13, 2024

commented Ndz 13, 2024 crwdns2933505:0crwdne2933505:0 Jadon Lyon

Question 8

1 crwdns2930801:0crwdne2930801:0

Can I Restore the Old Boot Chime?

crwdns2934195:0crwdne2934195:0 Retina MacBook 2016 crwdns2933313:01crwdne2933313:0

Jadon Lyon 6.4crwdns2936485:0crwdne2936485:0

crwdns2942989:0crwdne2942989:0

Mha 24, 2024

answer accepted Mha 24, 2024 crwdns2933505:0crwdne2933505:0 Jadon Lyon

Question 9

1 crwdns2930801:0crwdne2930801:0

Speakers and camera broke at the same time

Retina MacBook 2016 crwdns2933313:01crwdne2933313:0

livfe 5.8crwdns2936485:0crwdne2936485:0

crwdns2931217:0crwdne2931217:0

Mha 3, 2024

answered Mha 3, 2024 crwdns2933505:0crwdne2933505:0 livfe

Question 10

2 crwdns2873741:0crwdne2873741:0

Temperature error in FaceTime

Retina MacBook 2016 crwdns2933315:02crwdne2933315:0

Jadon Lyon 6.4crwdns2936485:0crwdne2936485:0

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Mud 1, 2024

commented Mud 1, 2024 crwdns2933505:0crwdne2933505:0 Jadon Lyon

Question 11

2 crwdns2873741:0crwdne2873741:0

Mac slows drastically after battery change

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ArandomHitman 1.1crwdns2936485:0crwdne2936485:0

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Dzi 27, 2024

commented Dzi 27, 2024 crwdns2933505:0crwdne2933505:0 ArandomHitman

Question 12

1 crwdns2930801:0crwdne2930801:0

Can't install MacOS, no internet connection

crwdns2934195:0crwdne2934195:0 Retina MacBook 2016 crwdns2933313:01crwdne2933313:0

nameless 47

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Yan 8, 2024

answer accepted Yan 8, 2024 crwdns2933505:0crwdne2933505:0 nameless

Question 13

2 crwdns2873741:0crwdne2873741:0

MacBook with FileVault does not erase the disk.

Retina MacBook 2016 crwdns2933315:02crwdne2933315:0

DanJ 495.3crwdns2936485:0crwdne2936485:0

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Sun 25, 2024

commented Sun 25, 2024 crwdns2933505:0crwdne2933505:0 DanJ

Question 14

1 crwdns2930801:0crwdne2930801:0

Loose and wobbly screen issue

Retina MacBook 2016 crwdns2933313:01crwdne2933313:0

Sean 13

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Sun 3, 2024

commented Sun 3, 2024 crwdns2933505:0crwdne2933505:0 Sean

Question 15

1 crwdns2930801:0crwdne2930801:0

Why can’t the mac power after TWO upper case replacements?

Retina MacBook 2016 crwdns2933313:01crwdne2933313:0

DanJ 495.3crwdns2936485:0crwdne2936485:0

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N'w 28, 2023

commented N'w 28, 2023 crwdns2933505:0crwdne2933505:0 DanJ

Question 16

1 crwdns2930801:0crwdne2930801:0

How to retrieve data if the MacBook is damaged and cannot be turned on

Retina MacBook 2016 crwdns2933313:01crwdne2933313:0

DanJ 495.3crwdns2936485:0crwdne2936485:0

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N'w 11, 2023

commented N'w 11, 2023 crwdns2933505:0crwdne2933505:0 DanJ

Question 17

1 crwdns2930801:0crwdne2930801:0

MacBook won't turn on after replacing the battery

Retina MacBook 2016 crwdns2933313:01crwdne2933313:0

Matej Hancko

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N'w 11, 2023

commented N'w 11, 2023 crwdns2933505:0crwdne2933505:0 Matej Hancko

Question 18

1 crwdns2930801:0crwdne2930801:0

Permanent Sleep After Battery Replacement

Retina MacBook 2016 crwdns2933313:01crwdne2933313:0

Matej Hancko

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N'w 11, 2023

answered N'w 11, 2023 crwdns2933505:0crwdne2933505:0 Matej Hancko

Question 19

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How do I know if my MacBook logic board is working?

crwdns2934197:0crwdne2934197:0 Retina MacBook 2016 crwdns2933315:00crwdne2933315:0

Matej Hancko

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N'w 11, 2023

asked N'w 11, 2023 crwdns2933505:0crwdne2933505:0 Matej Hancko

Question 20

1 crwdns2930801:0crwdne2930801:0

Accidentally bought and installed wrong battery

Retina MacBook 2016 crwdns2933313:01crwdne2933313:0

Jerry Wheeler 82.6crwdns2936485:0crwdne2936485:0

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Huk 5, 2023

commented Huk 5, 2023 crwdns2933505:0crwdne2933505:0 Jerry Wheeler

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Retina MacBook 2016 crwdns2934277:0crwdne2934277:0