Service manual

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ER-A Model SRV (Service) Mode – Free Key Overview
ER-A320 and ER-A330 FREE KEY Programming
For the ER-A320 and ER-A330 models, the following key operation is used to assign function keys to the
keyboard:
From SRV Mode:
NOTE: If the “fixed” function keys are accidentally placed in the wrong position, it may become
necessary to restore the MRS default keyboard in order to continue. “Fixed” function keys are those keys
required for programming, such as 00-9, Decimal Point, CL, @/FOR, SBTL, CA/AT keys.
Example ER-A320 Function Key List (Not all Function Keys are shown):
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