HP-41C/CV/CX service manual
hhc at johnea.net
Thu Aug 8 01:02:18 MDT 2019
Everyone else (who's interested) may have already found this document on the internet. For some reason I've never stumbled onto it until now.
At nearly 200 pages, this is the original HP service manual for the HP-41C/CV/CX:
What a wealth of information on the architecture and operation of these calculators.
More information about the HHC