IAI America RCM-E - Manual (Page 17)

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(6) (Minus) key
- Position Table Column: When you push this in an area such as positioning width which allows minus
input, the key functions as the “-” (minus), and the rest as “.” (point). When you input either or
in the beginning of the number, within the proper area, the key will automatically recognize it as 0.
(7) (Numeric) keys
- This key is used for numeric input.
(8) (Return) key
- This is used for data input and operation confirm.