HP 98568A Installation Instruction page 481

HP 46084A 10 Module
Description and Support
The HP 46084A ID Module contains a unique, machine-readable serial number
required by software which uses HP's "Codeword Delivery" security scheme
(e.g., HP 98305A HP EGS), or software which is customized to an HP 46084A.
It connects to your computer via the HP-HIL interface.
HP 46084A 10 Module
Series 300 HP-UX Operating System Support
on Release
with Model
5.0 or later all Series 300
Adding Miscellaneous Peripherals 10-39