Yep...backup & save seperate image weekly...
The following is a typical log after running chkdsk /f...usual errors/issues are in red:
Log Name: Application
Source: Microsoft-Windows-Wininit
Date: 4/27/2011 10:39:13 AM
Event ID: 1001
Task Category: None
Level: Information
Keywords: Classic
User: N/A
Computer: Home_Desktop
Description:
Checking file system on C:
The type of the file system is NTFS.
Volume label is Win 7 Hitachi 750 6-16.
A disk check has been scheduled.
Windows will now check the disk.
CHKDSK is verifying files (stage 1 of 3)...
532736 file records processed.
File verification completed.
666 large file records processed.
0 bad file records processed.
2 EA records processed.
42 reparse records processed.
CHKDSK is verifying indexes (stage 2 of 3)...
615208 index entries processed.
Index verification completed.
0 unindexed files scanned.
0 unindexed files recovered.
CHKDSK is verifying security descriptors (stage 3 of 3)...
532736 file SDs/SIDs processed.
Cleaning up 35 unused index entries from index $SII of file 0x9.
Cleaning up 35 unused index entries from index $SDH of file 0x9.
Cleaning up 35 unused security descriptors.
Security descriptor verification completed.
41237 data files processed.
CHKDSK is verifying Usn Journal...
35348448 USN bytes processed.
Usn Journal verification completed.
Windows has checked the file system and found no problems.
179197008 KB total disk space.
70883624 KB in 295800 files.
145884 KB in 41238 indexes.
0 KB in bad sectors.
640260 KB in use by the system.
65536 KB occupied by the log file.
107527240 KB available on disk.
4096 bytes in each allocation unit.
44799252 total allocation units on disk.
26881810 allocation units available on disk.
Internal Info:
00 21 08 00 98 24 05 00 32 e7 08 00 00 00 00 00 .!...$..2.......
94 09 00 00 2a 00 00 00 00 00 00 00 00 00 00 00 ....*...........
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
Windows has finished checking your disk.
Please wait while your computer restarts.