Disk errors found thru CHKDSK

The Event Viewer records the following from a CHKDSK scan:

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Checking file system on C:

The type of the file system is NTFS.

A disk check has been scheduled.

Windows will now check the disk.

381760 file records processed. 311 large file records processed. 0 bad file
records processed. 0 EA records processed. 44 reparse records processed.
426726 index entries processed. 0 unindexed files processed. 381760 security
descriptors processed. Cleaning up 9 unused index entries from index $SII of
file 0x9.

Cleaning up 9 unused index entries from index $SDH of file 0x9.

Cleaning up 9 unused security descriptors.

22484 data files processed. CHKDSK is verifying Usn Journal...

34697080 USN bytes processed. Usn Journal verification completed.

CHKDSK is verifying file data (stage 4 of 5)...

Read failure with status 0xc000009c at offset 0x1791d6e000 for 0x2000 bytes.

Read failure with status 0xc000009c at offset 0x1791d76000 for 0x1000 bytes.

381744 files processed. File data verification completed.

CHKDSK is verifying free space (stage 5 of 5)...

3316043 free clusters processed. Free space verification is complete.

Windows has checked the file system and found no problems.

105812088 KB total disk space.

91867072 KB in 353699 files.

189020 KB in 22485 indexes.

144 KB in bad sectors.

491680 KB in use by the system.

65536 KB occupied by the log file.

13264172 KB available on disk.

4096 bytes in each allocation unit.

26453022 total allocation units on disk.

3316043 allocation units available on disk.

Internal Info:

40 d3 05 00 84 bd 05 00 e2 ba 09 00 00 00 00 00 @...............

d2 02 00 00 2c 00 00 00 00 00 00 00 00 00 00 00 ....,...........

42 00 00 00 12 75 78 77 80 84 22 00 80 7c 22 00 B....uxw.."..|".

Windows has finished checking your disk.

Please wait while your computer restarts.
>>>>


Two other error messages are as follows:


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The description for Event ID 0 from source CLCapSvc cannot be found. Either
the component that raises this event is not installed on your local computer
or the installation is corrupted. You can install or repair the component on
the local computer.

If the event originated on another computer, the display information had to
be saved with the event.

The following information was included with the event:

Service started
>>>>

<<<<
The description for Event ID 0 from source CLSched cannot be found. Either
the component that raises this event is not installed on your local computer
or the installation is corrupted. You can install or repair the component on
the local computer.

If the event originated on another computer, the display information had to
be saved with the event.

The following information was included with the event:

Service started
>>>>

What can I do to repair my system?

Thanks for any help.

Tim