How to boot with SD in imagemate 12-in card reader?

Hi,

Please use the link and I hope you will be able to find your solution :

http://kb.sandisk.com/app/answers/detail/a_id/108/~/updating-the-firmware-for-the-imagemate-sddr-89-%2812-in-1%29-%26-sddr-99-%285-in-1%29

Come down and in the  " Details " you will the link for ImageMate 12-in-1 (SDDR-89) User Guide, in the second link and download the user manuel.