Yes you are answering you own question. Something is not assembled correctly or something has been broken which is not good since I think the right side USB and other port are soldered on the Motherboard not sure this is true on 15" models 17" models right side modules are soldered. yours may be different and you just didn't get a cable correctly installed? ofr bent a pin?
G752VY-DH72 Win 10 Pro
512 GB M.2 Samsung 960 Pro
1 TB Samsung 850 pro 2.5 format
980m GTX 4 GB
32GB DDR 4 Standard RAM
Z97 PRO WiFi I7 4790K
Windows 10 Pro
Z97 -A
Windows 10 Pro