https://community.usa.canon.com/t5/EOS-DSLR-Mirrorless-Cameras/My-Canon-70D-card-reader-is-not-operating/m-p/180891#M30436 <P>Is it giving you any messages?&nbsp; You coulld have bent pins inside of the slot, so take a peak inside the slot.&nbsp; If there is nothing that looks obviously wrong, I would say call Canon U.S. Support at 1-800-OK-CAANON.</P> Sun, 31 Jul 2016 09:47:16 GMT Waddizzle 2016-07-31T09:47:16Z https://community.usa.canon.com/t5/EOS-DSLR-Mirrorless-Cameras/My-Canon-70D-card-reader-is-not-operating/m-p/180879#M30435 <P>Suddenly my 70D is not reading any memory cards on inserting. Plus the red flicker light is NOT flashing. Anybody with ideas to rectify ?</P> Sun, 31 Jul 2016 01:38:43 GMT https://community.usa.canon.com/t5/EOS-DSLR-Mirrorless-Cameras/My-Canon-70D-card-reader-is-not-operating/m-p/180879#M30435 Chancelot 2016-07-31T01:38:43Z https://community.usa.canon.com/t5/EOS-DSLR-Mirrorless-Cameras/My-Canon-70D-card-reader-is-not-operating/m-p/180891#M30436 <P>Is it giving you any messages?&nbsp; You coulld have bent pins inside of the slot, so take a peak inside the slot.&nbsp; If there is nothing that looks obviously wrong, I would say call Canon U.S. Support at 1-800-OK-CAANON.</P> Sun, 31 Jul 2016 09:47:16 GMT https://community.usa.canon.com/t5/EOS-DSLR-Mirrorless-Cameras/My-Canon-70D-card-reader-is-not-operating/m-p/180891#M30436 Waddizzle 2016-07-31T09:47:16Z https://community.usa.canon.com/t5/EOS-DSLR-Mirrorless-Cameras/My-Canon-70D-card-reader-is-not-operating/m-p/180896#M30437 The camera message says " no card inside the camera" and these are perfectly good cards. I did look inside the slot but see nothing strange. Sun, 31 Jul 2016 10:38:15 GMT https://community.usa.canon.com/t5/EOS-DSLR-Mirrorless-Cameras/My-Canon-70D-card-reader-is-not-operating/m-p/180896#M30437 Chancelot 2016-07-31T10:38:15Z