Have you tried the Support website for your camera here:-
https://www.sony.co.uk/electronics/support/camcorders-tape-camcorders/dcr-hc14e
https://www.sony.co.uk/electronics/support/articles/00172974
Transfer is possible digitally using an iLink cable if your PC has iLink/Firewire connection. Otherwise you may need to purchase a USB Video Capture device to transfer as an analogue signal.
