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I have qb8030dbt all the fuses and they are OK. In reply to Avi Chami All content and materials on this site are provided “as is”. Trace all the connections between BQ and BQ and then make the hardwiring. Then decided to reset the battry from the Think Pad Power Manager. The only available for me are v or v any concern? In order to ensure that the “solution” will work on minimum 2 of them I have to be ready with my homework.

Each battery needs its own hardwiring so there’s no common recommendation.

I have pretty good skills in electronics and the “bloody” job is not is not a problem for me. Now the battery is “dead” – kind of software lock buit in the control firmware. Jan 27, 1: I need realy working advise because I am going to buy 24h license to “fix” my 2 or 3 batteries.

Is there any other option in the above described case? The bq80xx family of devices are not sold to the mass market so there is no public information available.


BQDBT – TI – IC Chips – Kynix Semiconductor

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Users browsing this forum: I tried to get some information of those two chips,however,I can not find any datasheet even if searched in the official website, I hope someone can help me out? In reply to Paul Woo:. My second question is whether the firmware dump from that battery will be usefull for the new replacement chip BQ20Z90?

So if the function is active in your battery then you need to write the authentication keys No license, either express or implied, by estoppel or otherwise, is granted by TI. This vq8030dbt has been locked.

If you are searching for battery protection, check here: Thank you,Albert, but,I guess it’s not the same thing, I was wodering it’s battery protection,there is no available informationThank you again,buddy! Ask a related question Ask a new question.

In reply to Paul Woo: Jun 20, 6: Jun 20, 5: If I can’t read that battery what else I can do? But bq8030bt maximum charge capacity was app. In reply to Avi Chami1: Jun 20, 2: I saw one of them mentioned but the name could be a bq8030dby, check BQis that what you need? I hope that it will work because I can see all the battery detailes in the PM program.


I have searched the forum but found nothing. Ask a new question Ask a new question Cancel.

(PDF) BQ8030DBT Datasheet download

Now the T61 shows that the battery can’t be charged due to normal wear and of course can’t be used. Question 2 is not clear to me. Due to the holidays, responses may be delayed. If you have further questions related to this thread, you may click “Ask datasbeet related question” below.

datasheet for BQ,BQ – Power management forum – Power management – TI E2E Community

Preliminary bq0830dbt for the support. But also you have to remember that BQ20z90 chip and most likely BQ have authentication function. TI and its respective suppliers and providers of content make no representations about the suitability of these materials for any purpose and disclaim all warranties and datahseet with regard to these materials, including but not limited to all implied warranties and conditions of merchantability, fitness for a particular purpose, title and non-infringement of any third party intellectual property right.

Do you have another question? No problem, again, I think that those part numbers don’t exist so I gave you a similar one. We are glad that we were able to resolve this issue, and will now proceed to close this thread.