Hi,
I followed your instructions, but without success.
Here is the log generated.
Thanks.
---------------------- LOG -----------------------------
Sun Apr 27 17:45:43 2014
Command line: TestDisk
TestDisk 6.14, Data Recovery Utility, July 2013
Christophe GRENIER <
grenier@cgsecurity.org>
http://www.cgsecurity.org
OS: Windows 7 (7601) SP1
Compiler: GCC 4.7, Cygwin 1007.17
Compilation date: 2013-07-30T14:08:52
ext2fs lib: 1.42.2, ntfs lib: 10:0:0, reiserfs lib: 0.3.1-rc8, ewf lib: 20120504
disk_get_size_win32 IOCTL_DISK_GET_LENGTH_INFO(/dev/sda)=80026361856
disk_get_size_win32 IOCTL_DISK_GET_LENGTH_INFO(/dev/sdb)=163928604672
disk_get_size_win32 IOCTL_DISK_GET_LENGTH_INFO(\\.\PhysicalDrive0)=80026361856
disk_get_size_win32 IOCTL_DISK_GET_LENGTH_INFO(\\.\PhysicalDrive1)=163928604672
disk_get_size_win32 IOCTL_DISK_GET_LENGTH_INFO(\\.\C:)=75162576384
filewin32_getfilesize(\\.\D:) GetFileSize err Incorrect function.
filewin32_setfilepointer(\\.\D:) SetFilePointer err Incorrect function.
Warning: can't get size for \\.\D:
disk_get_size_win32 IOCTL_DISK_GET_LENGTH_INFO(\\.\G:)=163913347584
Hard disk list
Disk /dev/sda - 80 GB / 74 GiB - CHS 9729 255 63, sector size=512 - ST980829A, S/N:2020202020202020202020205035314b34364a4d, FW:3.06
Disk /dev/sdb - 163 GB / 152 GiB - CHS 19929 255 63, sector size=512 - Maxtor 6 Y160L0
Partition table type (auto): Intel
Disk /dev/sdb - 163 GB / 152 GiB - Maxtor 6 Y160L0
Partition table type: Intel
Interface Advanced
Geometry from i386 MBR: head=255 sector=63
check_FAT: can't read FAT boot sector
check_part_i386 failed for partition type 0C
get_geometry_from_list_part_aux head=255 nbr=2
get_geometry_from_list_part_aux head=8 nbr=2
get_geometry_from_list_part_aux head=16 nbr=1
get_geometry_from_list_part_aux head=32 nbr=1
get_geometry_from_list_part_aux head=64 nbr=1
get_geometry_from_list_part_aux head=128 nbr=1
get_geometry_from_list_part_aux head=240 nbr=1
get_geometry_from_list_part_aux head=255 nbr=2
1 P FAT32 LBA 0 1 1 19927 254 63 320143257
fat32_boot_sector
1 P FAT32 LBA 0 1 1 19927 254 63 320143257
FAT32 at 0/1/1
Info: size boot_sector 320143257, partition 320143257
FAT1 : 32-39103
FAT2 : 39104-78175
start_rootdir : 78176 root cluster : 2
Data : 78176-320143199
sectors : 320143257
cluster_size : 64
no_of_cluster : 5001016 (2 - 5001017)
fat_length 39072 calculated 39071
file_pread(5,16,buffer,95(0/1/33)) ReadFile Data error (cyclic redundancy check).
file_pread(5,1,buffer,95(0/1/33)) ReadFile Data error (cyclic redundancy check).
comp_FAT: can't read FAT1
Boot sector
fat32_boot_sector: Can't read boot sector.
Bad
Backup boot sector
OK
First sectors (Boot code and partition information) are not identical.
Second sectors (cluster information) are not identical.
A valid FAT Boot sector must be present in order to access
any data; even if the partition is not bootable.
copy backup boot sector over boot sector
file_pwrite(5,3,buffer,63(0/1/1)) write err Input/output error
Write error: Can't overwrite FAT32 boot sector
fat32_boot_sector
1 P FAT32 LBA 0 1 1 19927 254 63 320143257
file_pread(5,3,buffer,63(0/1/1)) ReadFile Data error (cyclic redundancy check).
FAT32 at 0/1/1
Info: size boot_sector 320143257, partition 320143257
FAT1 : 32-39103
FAT2 : 39104-78175
start_rootdir : 78176 root cluster : 2
Data : 78176-320143199
sectors : 320143257
cluster_size : 64
no_of_cluster : 5001016 (2 - 5001017)
fat_length 39072 calculated 39071
comp_FAT: can't read FAT1
Boot sector
fat32_boot_sector: Can't read boot sector.
Bad
Backup boot sector
OK
First sectors (Boot code and partition information) are not identical.
Second sectors (cluster information) are not identical.
A valid FAT Boot sector must be present in order to access
any data; even if the partition is not bootable.
TestDisk exited normally.