LN17 and LN17ps Printers System Software SIMM Upgrade

This document provides instructions for upgrading the system software of Digital LN17 and LN17ps printers using a System Software SIMM. The upgrade updates the printer's software to version 1.00.70, which is essential for enabling the printer to operate with the LN17 Mailbox/Collator. The guide details the steps for both installing and removing the SIMM, including important precautions against static electricity and how to verify the successful installation by printing a configuration sheet.