RYTEC System 4 - SCHEMATICS; GENERAL - INCOMING POWER

TROUBLESHOOTING—TROUBLESHOOTING WITH STATUS LEDS
53
24 V Short LED
Red in color
Normal operation = LED off
24 V failure = LED on
24 VDC system short
=flashing LED
Note: If the 24 V power
supply is overloaded or
has a defective device
(such as a shorted photo
eye) connected to it, the
power supply will auto-
matically power down for
self-protection.
Run LED There are two green
LEDs.
The left one flashes with
the speed of the door
(power to microboard).
The other flashes at a
constant rate (power to
main board).
LED Group
Associated LED
Function