> You can use a binary sector editor to check the actual contents > of these sectors (0x2000, and perhaps 0x0001) and even put > some unique string contents in there just to be able to > recognize them in testing ... > You can use a binary sector editor to check the actual contents > of these sectors (0x2000, and perhaps 0x0001) and even put > some unique string contents in there just to be able to > recognize them in testing ... The card comes up as I: in a card reader And I do this with dd to get 50M off it dd if=3D\\?\Device\Harddisk5\Partition0 of=3Dd:\dd\card.img bs=3D1M=20 count=3D50 --progress After filling selected sectors with known values with Frhed, would I use this to write it back to the card ? dd if=3Dc:\dd\card.img of=3D\\?\Device\Harddisk5\Partition0 bs=3D1M=20 count=3D50 --progress Just checking. The last thing I need is a wayward write to one of the HDD Joe=20 --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .