The "exclusive detailed story" of the SAM4S ER-940 keyboard template
: The paper template is designed to sit beneath a durable, clear silicone cover, protecting the machine from spills while remaining visible to the operator. Design and Utility SAM4s ER-940 Keyboard Cover - ezposnow
A beautiful template is useless if the register isn't programmed to match. Here is a simplified workflow for the SAM4s ER-940.
A concise exclusive template for a small cafe (example):