Control Board Illustration - Chamberlain LiftMaster Professional SL585GL Manual

UL325 ENTRAPMENT PROTECTION (CONTINUED)
EDGE/PHOTO OPEN
This switch (S2-3) selects edge or photo sensor for the gate
opening protection input.
Open Photo Eye (Pause): When the
control board is configured for photo
eyes, the input functions to pause the gate
during the opening cycle. Once the input
is cleared the gate continues to open.
Shown as factory default.
Open Edge: When the control board is
configured for safety edges, the input
functions to reverse the gate to the close
limit when the edge is activated during the
opening cycle.

CONTROL BOARD ILLUSTRATION

J2 Connector
PHOTO OPEN
S2
ON
ON
1 2
EDGE OPEN
S2
ON
ON
1 2
Main Terminal
Wiring
J5 Connector
SAMS
Relay Drive
Troubleshooting LEDs
J1 Terminal
Troubleshooting LEDs
EDGE/PHOTO CLOSE
This switch (S2-4) selects edge or photo sensor for the gate
closing protection input.
Close Photo Eye (Reverse): When the
control board is configured for photo eyes,
the input functions to reverse the gate to
the open limit when activated during the
3 4
close cycle. Shown as factory default.
NOTE: Timer to close will reset if enabled.
Close Edge: When the control board is
configured for safety edges, the input
functions to reverse the gate to the open
limit when activated during the close cycle.
The entrapment is not cleared at the limit
3 4
and the timer to close will be disabled. The
timer to close may be enabled by
activating the interrupt (safety) loop, open
or override open inputs.
J4 Connector
Master/Second
Dip Switch #4
Master/Second
Potentiometer
Timer to Close
15
Potentiometer
Force Adjustment
Dip Switch #2
Dip Switch #1
Diagnostic LED
Limit LEDs
Programming Port
(factory use only)
Motor Learn
Button
J3 Connector
Aux. Relay Drive
(not used)
PHOTO CLOSE
S2
ON
ON
1 2 3 4
EDGE CLOSE
S2
ON
ON
1 2 3 4