Chamberlain LIFTMASTER PROFESSIONAL SW470 - Manual (Page 25)

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LED LED NAME DESCRIPTION
RELAY DRIVE TROUBLESHOOTING LEDS
There are 5 troubleshooting LEDs on relay drives K1 through K5. These LEDs will be illuminated when the microcontroller relay drive is
activated.
D6 Contactor A On when Contactor A is activated
D5 Contactor B On when Contactor B is activated
D4 SAM On when SAM relay is activated
D3 Lock On when Mag Lock relay is activated
D2 Alarm On when Alarm Relay is activated
TROUBLESHOOTING LEDS
There are 9 troubleshooting LEDs.
LED LED NAME DESCRIPTION
D11 Radio On when Radio switch is activated
D13 Shadow On when Shadow Loop is activated
D15 Hard Close On when Close switch is activated
D17 (Green) Stop On when Stop switch is not activated
D19 Soft Open On when Open switch is activated
D21 Hard Open On when Open switch is activated
D24 Interrupt (Safety) Loop On when Interrupt/Safety Loop activated
D29 Obstruction Open On when Edge is activated or when Photo Eye
Beam is broken
D31 Obstruction Close On when Edge is activated or when Photo Eye
Beam is broken
CONTROL BOARD PROGRAMMING AND
FEATURES (CONTINUED)
A D J U S T M E N T