Sky Q box states that we have a problem with hard drive.

[ARBROATH17]

We have had problems with recording and playing programmes. It then have a message on the screen stating that we had hard drive fault on the Q box. I reset the hard drive using the remote. This seems to clear the problem but that reocccurs.

[lettice]

As you have mentioned resetting hard drive, assume as per the  Sky help article linked below and still having problems, you can via the link in that article request a replacement Sky Q box;

https://www.sky.com/help/articles/fix-recording-problems-on-sky-q-other-recordings-problems

Be aware, that when the courier delivers your new replacement Sky Q box and takes away your broken box, make sure you remove your current Sky viewing card from the broken box to use in your new replacement box.