Originally Posted by helebor
I ordered a 16GB Kingston SDHC card at the same time, and plugging it in "works", insofar as it is seen by the RL software. I would expect the system of the device itself to reflect the presence of the card in the memory report that appears on a cold startup. However, it still shows only the inbuilt storage available. I see repeatedly in the docs that Sony would not certify that *any* brand would work.
The Reader only shows books if they're present on the card (and shows a little SD icon next to them). It doesn't have any way to indicate just the presence of the card itself.