This document pertains to the National Vendors Snacktron2 Refreshtron2 software, version 00CA9 (Final). This software is designed for the 146 472 model, specifically for its door controller EPROMS, utilizing the 2732 EPROM type. The primary function of this software backup is to provide essential code for maintaining the operational integrity of these vending units.

This software backup manual provides critical information for managing the 146 472 National Vendors Snacktron2 Refreshtron2 system. It includes the backup code for both door controller EPROMS, along with technical data such as checksums for EPROM1 (0005A9FBh) and EPROM2 (0006DC8Dh). This resource is essential for ensuring proper functionality and for any necessary restoration or maintenance procedures related to the system's software components.