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author | Uwe Freese <thebreaker@rockbox.org> | 2003-04-27 11:09:37 +0000 |
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committer | Uwe Freese <thebreaker@rockbox.org> | 2003-04-27 11:09:37 +0000 |
commit | 9d5eab3d9f5d5f9e0cef38c3837b80df67c195ec (patch) | |
tree | 91da112bfdae554d832d448df185d4df769faf06 /docs/BATTERY-FAQ | |
parent | dc6f94f04608240d533adc9fc8533df03e5dd1da (diff) | |
download | rockbox-9d5eab3d9f5d5f9e0cef38c3837b80df67c195ec.tar.gz rockbox-9d5eab3d9f5d5f9e0cef38c3837b80df67c195ec.zip |
Why doesn't charging start immediately?
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@3622 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'docs/BATTERY-FAQ')
-rw-r--r-- | docs/BATTERY-FAQ | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/docs/BATTERY-FAQ b/docs/BATTERY-FAQ index 35829a2dae..2be97c0833 100644 --- a/docs/BATTERY-FAQ +++ b/docs/BATTERY-FAQ @@ -79,10 +79,13 @@ A6: http://www.greenbatteries.com sells 1800 mAh NiMH cells at $3.25USD each, Q7: What kind of run-time can I expect on a set of fully-charged batteries when running Rockbox? A7: For the stock 1500 mAh cells, from 6 hours to 8 hours, depending on - which charger was used (see Q3). It depends a lot on the condition of the + which charger was used (see Q3) and the bitrate you use (higher bitrate + means more harddisk runtime). It depends a lot on the condition of the batteries. With 2000 mAh batteries, you should reach about 10 hours or more. We are looking into implementing more battery-saving techniques in rockbox to make it rock longer. + If you have a modified AJB with 8 MB, you can reach playing times of up to + 16 hours with 2100 mAh batteries. Q8: Can I use different batteries in my Archos? How much playtime would I gain by using 1800 mAh batteries instead of the 1500 mAh ones? @@ -245,3 +248,14 @@ A16: Nothing's wrong. The battery level is calculated out of the voltage. battery voltage, it is usual that the battery level is going a little bit up and down sometimes. This cannot be avoided although we tried to make the battery level display as little confusing as we could. + +Q17: My batteries are at 92%, the charger is connected to my recorder, deep + discharge is off. But charging doesn't start. What's wrong? +A17: Charging starts if the battery level is below 85%. This is because + charging batteries that *are* already more or less full is not good for + the batteries and the end of the charging cycle can't be detected safely. + So it's better to start at a level at least as low as 85%. + If you want to have full batteries in the morning, leave the charger + connected over night. Charging will then start some hours later. The + second possibility: Use the Archos charging algorithm. At least, + your batteries will be full one more time. ;-)
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