Denso BHT-100BW-CE User Manual page 27

The functions of the keys may be set by user programs. Shown below is a set of sample functions.
Numerical
keys
Used for data input.
BS (Backspace) key
Moves back one
character.
C (Clear) key
Returns to the previous screen.
M1/M2 (Magic) keys
A tab key and alphabet entry switching
key are assigned to M1 and M2,
respectively, by default.
These keys may be used as a trigger
switch, SF key, ENT key, or backlight
function on/off key depending upon
definition in System Menu or in user
programs.
ENT (Enter) key
Finalizes the inputted data or operations,
and starts the corresponding processing.
PW (Power) key
Turns the BHT on or off.
SF (Shift) key
Used in combination with numerical
keys for special input procedures.
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