My Band 2 stopped even with 40% battery

Captain_Eric

Member
Dec 31, 2007
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Guys and gals, My Band 2 twice has gone (temporarily) dead while using the running tile, once while walking, once while golfing, maybe each at about 1.4 miles. I put the charger on it, and (thankfully) is was not dead-dead, but had about 40% battery remaining. And it fired right up. I don't like these new trends. Anyone run into this?
 
Yep. I've been having worse than expected battery life in general (can't get through a full day if I do any exercising at all). Two days ago I did a 1 hour workout and it died before I finished. Display wouldn't turn on. I immediately plugged it into the charger and it said 36%.
 
This is one aspect of B2 that I am very much happy with.

I use my B2 daily, and for gym work 5 days a week. Each gym session is one and half hours. As with others it's connected to the phone for all the messages. Not using for GPS running as it is - 2c outside hence treadmill running during winter months.

I am easily getting more than 24hrs of life from B2.

Posted via the Windows Central App for Android
 
Yep. I've been having worse than expected battery life in general (can't get through a full day if I do any exercising at all). Two days ago I did a 1 hour workout and it died before I finished. Display wouldn't turn on. I immediately plugged it into the charger and it said 36%.


Yup. Sounds like what happened to me.
 
This is one aspect of B2 that I am very much happy with.

I use my B2 daily, and for gym work 5 days a week. Each gym session is one and half hours. As with others it's connected to the phone for all the messages. Not using for GPS running as it is - 2c outside hence treadmill running during winter months.

I am easily getting more than 24hrs of life from B2.

Posted via the Windows Central App for Android


I'm not talking about how long the battery stays charged. This problem here is when the Band 2 dies/crashes/turns itself off when it still has a charge. Very strange.
 
Bottom line: I'm returning it. I like the Band 2 a lot, but I better return it before I'm too far away from my purchase date. Amazon was kind enough to permit my return even though I was almost two weeks beyond their 30 day normal return limit.
 
Having same issues here, though they started after the most recent firmware update. This makes me hope it's just a software issue that can be fixed. The fact that OP and others are having the same problem also points to software issue. I also considered the possibility it was a battery calibration issue, but nothing came of my attempts to fix that.
 
Having same issues here, though they started after the most recent firmware update. This makes me hope it's just a software issue that can be fixed. The fact that OP and others are having the same problem also points to software issue. I also considered the possibility it was a battery calibration issue, but nothing came of my attempts to fix that.


Same with me. I had this problem only twice and only recently. Lot's of other times it worked just fine. I believe it started after the second update on the Band 2, but don't really remember the precise dates, so it's hard to say. I agree, they can fix it, but as I said, I'll return mine while I can. Jump back in later.
 
Do you receive notifications for Emails? I have no issues with text msg, but Email just won't work ��

I have had a similar issue. Try doing a two button reset, on the band, and soft reset on your phone. That cleared it up, for me.
 
I started experiencing these same problems two days ago (February 18, 2016) during a run and then during a bike ride, sometimes with close to 100% charge! Then I performed a reset (including wiping out old data), and half a day later I got the new update for Band 2 yesterday afternoon (February 19). Band died again in watch mode with close to 40% charge late at night so clearly neither resetting nor the update fixed the issue.

Glad I am not the only one with this problem; I was getting ready to take it back to the Microsoft Store for a warranty replacement. Seems to be recent for everyone in this thread and likely a result of the recent firmware update from a few days or a week ago. Thus, I maintain hope that it gets fixed with another firmware update. Will wait a little longer for Microsoft to fix it and in the meantime use my Windows phone to simultaneously record runs or bike rides (with Endomondo App) as backup to the Band 2.

Band 2 was otherwise working perfectly for me from November 2-February 18.
 
Exactly like my experiences. At the moment I charge twice a day as a workaround, but not a great long term solution for the battery. Hopefully it will get fixed soon. I'm reporting the issue--maybe others could too.
 
Frankly, I think dying with a high battery charge isn't firmware - it's an internal connection to the battery. When you wear the band, it stretches the connection (the tighter you wear it, the more it stretches) until it loses connection momentarily. At which point, it acts as if the battery died.
 
Upon further research, it appears that the random shutting off (and subsequent "battery died error" despite having lots of battery left) has been a common problem with the Microsoft Band 2 for a long time, not just since the last firmware updates. There are several threads in answers.microsoft.com about it, including this one:

http://answers.microsoft.com/en-us/.../1e4500d4-ce05-46d3-a75a-153535a0b1d7?page=32

Summary of that 32 page long thread:
  • This problem has happened to people ever since the release of the Band, but sometimes takes weeks/months to manifest itself.
  • It appears to be hardware related: some say their charging pins on the clasp are shorting; others say the wires in the rubber are stretching and disconnecting from the battery. The latter is inferred by twisting the rubber and replicating the problem.
  • Microsoft has known about the problem for months. But since the problem seems to be hardware related, their only solution is replacement under warranty.
  • Some people who claim that the clasp's charging pins are shorting say that this can be remedied by applying clear tape on the metal part of the strap that mates to the clasp. Others say the Band 2 should be worn somewhat loosely to prevent stretched/disconnected inner wires.

Although I cannot replicate the problem on my Band 2 by twisting the rubber or squeezing the clasp/strap together, I am pretty much resigned to having to bring the Band 2 in for replacement the next time the problem occurs. Good thing Microsoft's warranty policies and service are superb.
 
I have already sent in my Band twice (on my third) for this exact issue. It starts out by dying even with a charge, then stops charging at all and no choice but to send it in. Unfortunately the first time this happened it was already past the return date for Amazon, so now I?m stuck sending it in for repair. I?m hoping the third time is a charm.
 
Felix and all. Thanks for the updated information. The "dead watch on full battery" happened again for me yesterday. That's the third time.

As I posted earlier, Amazon was very kind to take it back for full refund. I ship it back tomorrow.

I like the Band 2, but I think I'll sit back and watch (no pun intended) for a while, see how updates come along, and how the hardware holds up (or not).

Again, thanks guys.