AutoPhoroptor (RT-5100) Operations Manual, 2018
The Marco RT-5100 Autophoroptor is a fairly complex system.
Even for an optometrist, it's like learning to refract, all over again.
Hopefully, advance review of this manual will ease the transition to use of the Autorefractor.
Try this link to access the file (20 MB), which is too big to post on this site.
https://drive.google.com/file/d/1jpfip8q65usFNUCnHMtp_67wLAiAW-qc/view?usp=sharing
It is about 20 MB in size, and over 280 pages.