Sony Reader PRS-950 - Manual (Page 153)

Troubleshooting
153
Table of Contents Index
 The Reader cannot transfer content to memory cards
directly. Use Reader Library to transfer content.
A memory card cannot be recognized on the Reader or Reader
Library.
 If a memory card is formatted by your computer, it may
become unusable on the Reader and Reader Library.
When formatting a memory card, format it using the
Reader (  130 ).
Content on a memory card cannot be deleted.
 Unlock the erasure prevention switch if it is locked.
 Uncheck the read-only attribute of content from your
computer.