New battery semi-charged but not charging, is protection-circuit broken?
michael at openmoko.org
Mon Sep 1 05:28:50 CEST 2008
> I've just got a new Neo FreeRunner and the battery contained within
> the package was already charged (~3.6 V), but it didn't charge any
> At first, the out-of-the-box 2007.2 marked it as 'discharging' and
> when i re-pluged the charger,
> it said status='Charging' but current-now=0!.
> The same happened after update, and with 2008.8 updated or not.
> The battery has fallen since to ~3.4V and yet no charge-current.
> Confirmed also with amp-meter and 4.5V charging voltage, the
> charge-current is ~5uA or 0.
> I 've read some mails but didn't manage to find a similar problem,
> all others had non-working batteries (output-voltage=0).
> Please, does anybody have a clue of what should i do next?
> a) Should i try to identify what is broken? (the battery's protection circuit?)
> b) Contact the reseller for a new battery?
> c) Try to fix it?
> Also, has anybody else purchased a Neo with a battery fully charged?
> I can provide more device details if necessary.
> Thank you in advance,
Did you update u-boot and kernel? There was a bug awhile back causing
USB insertions to be only partially recognized.
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