Honeywell 90DM4 Manuel De L'utilisateur page 25

The rear of the circuit board contains the programming push buttons
and the indicator LED. The button labeled SW1 (or Enter) is on the left
when the unit is held facing you.
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2/07
Figure 8: Programming Pushbuttons
Disabled
Figure 9: EOL Jumper Positions
90DM4 User Manual
Honeywell
LED
E.O.L.
R>1-2
RC>2-3
EOL Positions
R
Wiring Details
Electrical Wiring
RC
23