/dev/sdc1 on /media/ubuntu/SAMSUNG type fuseblk (rw,nosuid,nodev,allow_other,default_permissions,blksize=4096)
/dev/sdc5 on /media/ubuntu/7A97273A09D09CD2 type fuseblk (rw,nosuid,nodev,allow_other,default_permissions,blksize=4096)
/dev/sdb2 on /media/ubuntu/ACER type fuseblk (rw,nosuid,nodev,allow_other,default_permissions,blksize=4096)
/dev/sdd1 on /media/ubuntu/UUI type vfat (rw,nosuid,nodev,uid=999,gid=999,shortname=mixed,dmask=0077,utf8=1,showexec,flush,uhelper=udisks2)
ubuntu@ubuntu:~$ sudo umount /dev/sdd1
ubuntu@ubuntu:~$ sudo dd if=/media/ubuntu/SAMSUNG/Samsung\ Drive\ Manager/HugeGreenBugs_Ubuntu_14.04_64bit_for_Acer_C720_1.0.17_1421293517.iso of=/dev/sdd1 bs=1M
1438+1 records in
1438+1 records out
1508118528 bytes (1.5 GB) copied, 244.852 s, 6.2 MB/s
ubuntu@ubuntu:~$