SKU: 78760599385

BY U301 ROM Assistant MacBook USB_C Chip Data Read Write Repair Tool

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Description

BY U301 ROM Assistant MacBook USB_C Chip Data Read Write Repair ToolBY U301 Data Backup Write Read Assistant Tool for MacBook. BY U301 Data Assistant suppoor read and write USB_C ROM chip data, write the ROM chip data (CD3215 and CD3217). U301 Features: 1. Used to read and write USB_C ROM chip data (CD3215 and CD3217) 2. U301 contains the original ROM data of the 2016 2020 USB_C chip, a total of 26 3. The Type_C circuit of the MacBook adopts the 5V 20V boost process. If the ROM data of USB_C is damaged, the

BY-U301 Data Backup Write Read Assistant Tool for MacBook. BY-U301 Data Assistant suppoor read and write USB_C ROM chip data, write the ROM chip data (CD3215 and CD3217).

U301 Features:
1. Used to read and write USB_C ROM chip data (CD3215 and CD3217)
2. U301 contains the original ROM data of the 2016-2020 USB_C chip, a total of 26
3. The Type_C circuit of the MacBook adopts the 5V-20V boost process. If the ROM data of USB_C is damaged, the motherboard will only have a 5V power supply.
4. When the power supply of the MacBook motherboard changes from 0V to 5V, it means that the USB_C ROM data is damaged.
5. Use the U301 tool to write the ROM data of the corresponding model, so that the motherboard power supply is normally boosted to 20V

Applicable models:
1. Applicable to all MacBooks with Type_C interface from 2016 to 2020
2. The USB_C chip of the MacBook from 2016 to 2018 uses CD3215
3. The USB_C chip of MacBook from 2019 to 2020 uses CD3217

The board number, ROM chip and year corresponding to the machine
A1706 820-00239-A U2890, A1706 820-00239-A UB090 2016
A1706 820-00923-A U2890, A1706 820-00923-A UB090 2017
A1707 820-00281-A U2890, A1707 820-00281-A UB090 2016
A1707 820-00928-A U2890, A1707 820-00928-A UB090 2017
A1708 820-00875-A U2890 2016
A1708 820-00840-A U2890 2017
A1932 820-01521-02 U2890 2018
A1989 820-00850-A U2890, A1989 820-00850-A UB090 2018
A1990 820-01041-A U2890, A1990 820-01041-A UB090 2018
A1990 820-01814-01 U2890, A1990 820-01814-01 UB090 2018
A2141 820-01700-A U2890, A2141 820-01700-A UB090 2019
A2251 820-01949-07 U3060, A2251 820-01949-07 UB260 2020
A2159 820-01598-A U2890 2019
A2179 820-01958-A U3060 2020
A2289 820-01987-06 U2890 2020
A2337 820-02016-A UF260 2020
A2338 820-02020-A UF260 2020

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Exchange/Return Notes
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SKU: 78760599385

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4.3 ★★★★★
Based on 22 reviews
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Paige
Carnegie, US
★★★★★ 5
Love this book!!
I just finished *The Let Them Theory* by Mel Robbins, and I can honestly say it completely shifted my mindset. The concept is so simple—“let them”—but it’s incredibly powerful. Instead of stressing over what other people think, say, or do, this book teaches you to let go of that control and focus on yourself instead. What I loved most is how practical it is. It’s not full of complicated advice—it’s something you can actually apply in real life, whether it’s relationships, friendships, or everyday stress. I found myself reflecting on so many situations where I was wasting energy trying to control things I simply can’t. Since reading it, I feel lighter, less anxious, and more in control of my own life. It’s honestly a reminder that peace comes from within, not from trying to manage everyone else. If you’re someone who overthinks, people-pleases, or struggles with letting go, I highly recommend this book. It’s simple, but it hits deep.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 26, 2026
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Verified Purchase
James C. Mcclaran, Jr.
Draper, US
★★★★★ 4
Four Stars: Insightful and Impactful Reading
Format: Hardcover
This book provides clarity in human relationships pertaining to workplace, family, and social circles. Author Mel Robbins explains the human tendency of needing to belong and bond, having personal freedoms and space to make informed choices, and providing coping strength to not feel over burdened due to work or perceived social obligations or human stereotypes. "Let Them", "Let Me" is a series of strategies/skills that help one regain focus on finite time and energies to have more productive personal relationships and work outcomes. The book teaches one to de-prioritize things and channel emotions into actionable goals to set healthy boundaries in selection of friends, career paths, and effectively resolving conflicts. Some chapters are overly redundant (and precludes a fifth star rating); however, it's a worthwhile book that definitively helps me set more impactful goals in 2026 and beyond.
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Reviewed in the United States on January 31, 2026
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Verified Purchase
Chels marie
Boise, US
★★★★★ 5
HIGHLY RECOMMEND
Format: Audiobook
I love Mel Robbin’s and this audiobook gave me a different perspective on my life. I would highly recommend it’s so easy to understand and it’s so enjoyable and enlightening to listen to.
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Reviewed in the United States on May 15, 2026
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Verified Purchase
DM
Belleville, US
★★★★★ 5
Book of life
Format: Hardcover
This book is a fantastic read, I think this is a book everyone should read. Very insightful and informative book for life.
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Reviewed in the United States on May 15, 2026
K
Verified Purchase
kmurph31
Birmingham, US
★★★★★ 5
NON FICTION IS A GREAT WAY TO LISTEN WHILE YOU DRIVE! TRY AUDIBLE!
Format: Audiobook
LET THEM AUDIBLE NON-FICTION INSPIRATIONAL BOOK ON LISTENING TO MEL ROBBINS MOTIVATIONAL ADVICE MAKES MY DRIVING DESTINATIONS ENJOYABLE! I had something like 24 AUDIBLE CREDITS that have built up because I'm a visual person that loves to read. I've had the membership for over ten years and I only like certain NON FICTION SELF DEVELOPMENT books which I listen to Memoirs, Self help, but never fiction books, because my imagination is more vivid when I read. I always either listen to my podcasts on Spotify or NON-FICTION on AUDIBLE which is owned by Amazon. I can't drive anywhere without my Podcasts or very few Non-Fiction Titles that interest me, but I have had those credits and I love MEL ROBBINS so I decided to try it on AUDIBLE. My friends who read that listen to fiction on AUDIO understood why I bought the same fictional title and I had already loved reading it on my Kindle. It was a favorite lifetime reading experience and I own many of the same KINDLE & AUDIBLE versions but I noticed that fiction book that it was one of the most beautifully written books that when I went to listen to it, I quickly gave up because it was bland. I have been told by more frequent readers like myself who listen to the Audio version and recommend it to me on Audio since they enjoyed it better have said listening to fiction is a skill that you have to develop, so I stick to NON FICTION and I need to listen to something while I'm driving so I buy the Kindle Version & the AUDIBLE and it makes my driving to destinations shorter.v That's why I have Spotify because there's two favorite podcasts but I pay extra for no commercials and now my top favorite podcast has commercials which I 'm considering cancelling because the reason I pay extra is because the commercials drive me crazy so now Spotify says it's up to the podcast. The reason I've been a member since 2018, is because it is synced to the Bluetooth, in my car and the podcasts don't require Cell towers so you don't get the buffering that I do with Audible in areas where there aren't Cell towers which we call them dead zones. I'm recommending this AUDIBLE PURCHASE called, "LET THEM," because MEL ROBBINS is a new motivational author to me, and she wrote the book which she has some fascinating inspirational content, that I have learned some ideas to improve my life. She is a fantastic narrator in her soothing voice. One nice thing about AUDIBLE is they are extremely friendly and if you don't like the AUDIO BOOK Listening experience, you can return it, which you can't do with the KINDLE Books. so I have had to return something only twice in fifteen years, since I usually love what I purchase. I do recommend this book on AUDIBLE to listen to or if you don't have a membership they used to have a free trial and a free book if you're a new member. But I'm not sure, but however medium you choose this is a FAVORITE and it's a bestseller that I can promise you will love it, as well. It has a very high rating of tens of thousands of five star ratings which is even more evident that it's a Spectacular choice!
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Reviewed in the United States on July 24, 2025

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