Specifications

ER-650/650R Program Mode Programming • 199
SERVICE
1. Press the SERVICE key to view the service function key options:
SERVICE KEY PROG.
DESC : SERVICE 
NON-ADD # COMP N
PRINT ON RECEIPT Y
NEGATIVE BALANCE
IN MGR CONTROL N
CALCULATE TAX1 Y
CALCULATE TAX2 Y
2. Press ENTER from the last field or press PAGE DOWN to view the second
page of service function key options:
SERVICE KEY PROG.
CALCULATE TAX3 Y
CALCULATE TAX4 Y
COMPULSORY VALID N
HARD CHECK PRINTER
PORT(0-2) 0
3. Press ENTER from the last field to return to the FUNCTION KEY
PROGRAM screen, or press ESC at any time to return to the FUNCTION
KEY PROGRAM screen without saving changes.