Troubleshooting; Control Board Leds - Chamberlain LiftMaster CSL24V Installation Manual

TROUBLESHOOTING

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.
STATUS LEDS
LIMIT SETUP LEDS
SET OPEN SET CLOSE
LED LED
BLINKING BLINKING
OFF OFF
BLINKING BLINKING
BLINKING ON
ON BLINKING
ON ON
LIMIT SETUP LEDS
OPERATOR MODE EXPLANATION
NORMAL MODE Limits are not set.
NORMAL MODE Limits are set.
LIMIT SETTING MODE Limits are not set.
LIMIT SETTING MODE Open limit is not set.
LIMIT SETTING MODE Close limit is not set.
LIMIT SETTING MODE Limits are set.
GREEN XMITTER LED
GREEN XMITTER LED
XMITTER LED EXPLANATION
OFF No remote control activity, normal operation.
ON Programming mode active.
FAST Recognized remote control signal.
FASTER Unrecognized remote control signal.
FASTEST Remote controls are being erased.
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CONTROL BOARD LEDS
DIAGNOSTIC CODES LEDS
INPUT LEDS