LiftMaster LA500UL Installation Manual - Page 40

TROUBLESHOOTING Control Board LEDs INPUT POWER BATT CHARGING TIMER STATUS LEDS OFF OFF state ON AC charger or Solar power available OFF Not charging ON Three stage battery charging OFF The timer is disabled ON The timer is enabled MEDIUM BLINK (1 The timer is running blink per second) FAST BLINK (2 The timer is paused blinks per second) FASTEST BLINK (8 The timer is canceled blinks per second) GATE MOVING OFF ON MEDIUM BLINK (1 blink per second) The gate is stopped The gate is opening or closing Operator is in E1 (single entrapment) FASTEST BLINK (8 The operator is in E2 (double blinks per second) entrapment) BATT LOW OFF No battery error ON Battery low MEDIUM BLINK (1 Battery critically low blink per second) ACC PWR OFF OVLD ON OFF state Accessory overload protector opened SBC INPUT FIRE DEPT INPUT EXIT SHADOW CLOSE EYES/INTERRUPT CLOSE EDGE OPEN EYES/EDGE LOCK OFF ON BLINK OFF ON BLINK OFF ON BLINK OFF ON BLINK OFF ON BLINK OFF ON BLINK OFF ON BLINK OFF ON INPUT LEDS Input inactive Input active Input active on other operator Input inactive Input active Input active on other operator Input inactive Input active Input active on other operator Input inactive Input active Input active on other operator Input inactive Input active Input active on other operator Input inactive Input active Input active on other operator Input inactive Input active Input active on other operator Maglock relay inactive Maglock relay active 40