Erase Memory - Chamberlain LA500U Troubleshooting Manual

ERASE MEMORY

ERASE ALL REMOTE CONTROLS
1. Press and release the LEARN button (operator will beep and green XMITTER LED will light).
2. Press and hold the LEARN button again until the green XMITTER LED flashes and then release the button (approximately 6 seconds). All remote
control codes are now erased.
TO REMOVE AND ERASE ALL MONITORED ENTRAPMENT PROTECTION DEVICES (AC OPERATORS)
1. Remove the entrapment protection device wires from the terminal block.
2. Press and release the OPEN LEFT and OPEN RIGHT buttons simultaneously. The handing direction LED will remain solid. The other direction LED
will begin flashing (entering setup mode).
3. Press the OPEN LEFT and OPEN RIGHT buttons simultaneously to exit.
TO REMOVE AND ERASE MONITORED ENTRAPMENT PROTECTION DEVICES (DC OPERATORS)
1. Remove the entrapment protection device wires from the terminal block.
2. Press and release the SET OPEN and SET CLOSE buttons simultaneously. The SET OPEN and SET CLOSE LEDs will turn on (entering learn limit
mode).
3. Press and release both SET OPEN and SET CLOSE buttons again to turn off the SET OPEN and SET CLOSE LEDs (exiting learn limit mode).
Any remaining entrapment protection devices will automatically relearned and any disconnected entrapment protection devices will be unlearned. A
minimum of ONE monitored entrapment protection device is required to operate the gate.
ERASE LIMITS (DC OPERATORS)
1. To erase the limits, press and hold the SET OPEN and SET CLOSE buttons simultaneously (5 seconds) until both the SET OPEN and SET CLOSE
LEDs blink rapidly and the operator beeps.
2. Release the buttons and the SET OPEN and SET CLOSE LEDs will blink slowly indicating the limits will need to be set.
Any remaining entrapment protection devices will automatically relearned and any disconnected entrapment protection devices will be unlearned. A
minimum of ONE monitored entrapment protection device is required to operate the gate.
ERASE HANDING (AC OPERATORS)
1. To erase the limits, press and hold the OPEN LEFT and OPEN RIGHT buttons simultaneously (5 seconds) until both the OPEN LEFT and OPEN
RIGHT LEDs blink rapidly and the operator beeps.
2. Release the buttons and the OPEN LEFT and OPEN RIGHT will blink slowly indicating the handing will need to be set.
BASIC TROUBLESHOOTING
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