Sam4s ER-920 - S-Mode Programming

SAM4s ER-900 Series Operator's & Programming Manual v.1.28 S-Mode Programming • 93
S-Mode Programming
Overview
A separate key, marked “C” will access the hidden S key lock position one position clockwise
from the PGM key lock position.
Caution: For information security, distribute the “C” key only to owners or managers
who will need to use these procedures.
The following secure procedures are performed in the S-Mode.
 Self Tests
 Clearing Memory
 EPROM Information
 Memory Allocation
 Function Key Assignment Programming
 Updating Firmware Program
 SD Card Utilities
 Load/Save Receipt Images