LiftMaster CSW24V High-Cycle Commercial DC Swing Gate Operator - Manual (Page 42)

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CONTROL BOARD LEDS
The control board is equipped with many LEDs that have a variety of functions. The control board LEDs indicate the status of the operator, assist with programming, and
diagnose potential problems with the operator.
NOTE: When cycling or disconnecting power (ac/dc) to the control board, it is recommended that you unplug the J15 plug.
CONTROL BOARD LEDS
TROUBLESHOOTING
STATUS LEDS
LIMIT SETUP LEDS
SET OPEN
LED
SET CLOSE
LED
OPERATOR MODE EXPLANATION
BLINKING BLINKING NORMAL MODE Limits are not set.
OFF OFF NORMAL MODE Limits are set.
BLINKING BLINKING LIMIT SETTING MODE Limits are not set.
BLINKING ON LIMIT SETTING MODE Open limit is not set.
ON BLINKING LIMIT SETTING MODE Close limit is not set.
ON ON LIMIT SETTING MODE Limits are set.
LIMIT SETUP LEDS GREEN XMITTER LED
DIAGNOSTIC CODES LEDS
INPUT LEDS
YELLOW NETWORK LED
GREEN XMITTER LED
XMITTER LED EXPLANATION
OFF No remote control activity, normal operation.
ON Programming mode active.
ON (for 1 second) Recognized remote control signal.
ON (for a 1/4 of a second) Unrecognized remote control signal.
ON (8 blinks per second) Remote controls are being erased.