S-Mode Programming; Overview - Sam4s ER-390M Operator's And Programming Manual
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Also See for ER-390M:
- Operation and program manual (191 pages) ,
- Quick start programming manual (5 pages) ,
- Operation quick manual (2 pages)
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S-Mode Programming
Overview
A separate key, marked "C" will access the hidden S key lock position one position clockwise from
the P 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.
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ER 390M Electronic Cash Register v1.2
Self Tests
Clearing Memory
EPROM Information
Function Key Assignment Programming
RS-232 Communication Option Programs
S-Mode Programming • 53
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