For intermittent CD/DVD drive issues you can run the Microsoft fix it tool, please use the link below.
I have added you as a friend. Please accept my friend request by clicking on my name highlighted in blue and then click on “Friends” tab at the top and then click on “Request to Review” and finally click on “Accept” button.
I am sending you a private message as well. Click on “Inbox” to respond to the message and provide system’s Service Tag so I may check the region/country from where the system was purchased and assist you accordingly. You could also click on Start Conversation to send a private message.