Thread: PRS-650 Battery Life
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Old 01-05-2011, 07:45 AM   #10
mediax
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Posts: 255
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Join Date: Jul 2009
Location: Swindon, UK
Device: Sony PRS-T2 (previously 505 and 650)
Quote:
Originally Posted by MaxLV View Post
Why do you beleive the SD card puts an extrat drain on the battery. IME (and through google searching) I can find no 'evidence' that having an SD card (or memory stck) permanently in the reader causes the battery to 'drain' or discharge faster.
A number of postings I've read (mainly on this forum) have given me the impression that using an SD card for storage and reading uses more current that using the reader's main memory. I claim no expertise in this area and this could well be wrong.


Quote:
Originally Posted by MaxLV View Post
More likely it's because you're putting it in standby rather than powering it off between reading sessions.
Yes, I do use standby rather than powering off and I would expect that to be a factor. However, I did the same with my 505, so I'm comparing like with like in that sense.
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