it takes ages to recognize a disc when first switched on and will sometimes take a long time to eject or close the disc draw also it will not finalize recordings

dave, October 2015

Not much out there, as I am sure you will have seen when you did a search fo ryourself.

In case you couldn't have been bothered, I found these:

https://www.avforums.com/threads/lg-drt389h-dvd-recorder-problems.1162867/

http://pvrandharddiskrecorders.everyproblemsolved.co.uk/181/-/1/

XXXXX, October 2015