According to the black-market forums, the PSR-2000 wasn't just a remote. It was the Master Key for the old industrial class-D loaders. If Elias could get it working, he could restart the automated factories and sell the salvage rights for a fortune.
For safety officers, this section alone justifies the manual’s presence on every job site.
A built-in diagnostic program to test functionality.
Standalone manuals for generic PSR series regulators may be less common, as specific documentation is often provided by the distributor or manufacturer (e.g., STNC Pneumatics).
So if you ever find a yellowed booklet titled "Inu Control PSR 2000: User Guide & DSP Expansion" , don’t download it immediately. First, check the copyright page. If the author’s name is a single character, and the last revision date is February 31st… close the file. And back away slowly.