Thank you for the post.
All the most recent product manuals and guides are located here:
Hi Stephen, I had the same issue. Luckily it seems their naming standards for URLs is fairly consistent. I changed the number 13 to 14 in the URL and got this: https://fmhelp.filemaker.com/docs/14/en/fms14_getting_started.pdf
Here is also the Server Help documentation: https://fmhelp.filemaker.com/docs/14/en/fms14_help.pdf
and the Network Setup Install Guide: https://fmhelp.filemaker.com/docs/14/en/fms14_network_install.pdf