C:\Users\crunc\Downloads\release>nandBinCheck.exe slc.bin
** nandBinCheck : Wii nand info tool **
from giantpune
built: Mar 24 2017 23:49:06
NAND Type: SLC (WiiU)
checking boot1...
Boot1 hash: "3806d41a5c5f139f5b09bbe5b74a5ec45e0f5507"
Boot1 OK!
checking for lost clusters...
total used clusters 2ff6 of 0x8000
found 0 lost clusters
UNK ( 0xffff ) 38 (6c30, 6c31, 6c32, 6c33, 6c34, 6c35, 6c36, 6c37, 6c78, 6c79, 6c7a, 6c7b, 6c7c, 6c7d, 6c7e, 6c7f, 6de0, 6de1, 6de2, 6de3, 6de4, 6de5, 6de6, 6de7, 7568, 7569, 756a, 756b, 756c, 756d, 756e, 756f, 7578, 7579, 757a, 757b, 757c, 757d, 757e, 757f, 7580, 7581, 7582, 7583, 7584, 7585, 7586, 7587, 7588, 7589, 758a, 758b, 758c, 758d, 758e, 758f)
free 48c2
verifying ecc...
0 out of 904576 pages had incorrect ecc.
they were spread through 0 clusters in 0 blocks:
()
0 of those clusters are non-special (they belong to the fs)
verifying hmac...
verifying hmac for 491 files
hmac bad (1)
"scfm.img" is 8004000 bytes ( 2001 ) clusters
00000000 ff000000 00000000 00000000 00000000 ................
00000010 00000000 00000000 00000000 00000000 ................
00000020 00000000 00000000 00000000 00000000 ................
00000030 00000000 00000000 00000000 00000000 ................
00000000 ff000000 00000000 00000000 00000000 ................
00000010 00000000 00000000 00000000 00000000 ................
00000020 00000000 00000000 00000000 00000000 ................
00000030 00000000 00000000 c4073b08 9b0d6402 ..........;...d.
00000000 f3484085 3aeb6f6b e79779f6 04b8ba73 .H@.:.ok..y....s
00000010 033dc352 .=.R
bad HMAC for "/scfm.img"
1 files had bad HMAC data
checking HMAC for superclusters...
hmac bad (1)
supercluster 7f30
00000000 ffffffff ffffffff ffffffff ffffffff ................
00000010 ffffffff ffffffff ffffffff ffffffff ................
00000020 ffffffff ffffffff ffffffff ffffffff ................
00000030 ffffffff ffffffff ffffffff ffffffff ................
00000000 ffffffff ffffffff ffffffff ffffffff ................
00000010 ffffffff ffffffff ffffffff ffffffff ................
00000020 ffffffff ffffffff ffffffff ffffffff ................
00000030 ffffffff ffffffff ffffffff ffffffff ................
00000000 851d402c 42b7c580 ec8edb06 acfa6cd9 ..@,B.........l.
00000010 43ff42ad C.B.
1 superClusters had bad HMAC data
(32560)