Edition 04/2007 US, Version A001, Excalibur, Subject to Technical Changes
Page: 11
3.2.3 Relay Status Indication
Each relay has an LED on the pcb for display of the relay status [only visible with removed housing
cover].
3.2.4 Power und Status Indication
The receiver has 5 externally visible LEDs that display the current system status.
LED
Description
1: Power On
Lights orange:
as soon as the receiver has voltage
2:
Without function
3: RF Reception
Lights green:
if valid data from the transmitter is received and both K0 relays are
activated.
Lights orange:
if valid data from the transmitter is received and the K0 relays are
deactivated.
Lights red:
if data from another transmitter [with invalid address] is received.
OFF,
if no transmitter is identified.
4: Command
Lights green:
if commands are received [normal condition]
5: Fault indication
Blinks red:
This LED flashes a fault code if the receiver detects a fault at any time.
Note!
A further LED [6], which displays the status of the second processor, is located on the
processor pcb.
The LED [6] blinks orange if the receiver does not detect a transmitter, and green if valid
telegrams are received. If the 2nd processor detects a fault, it will signal this by
blinking in red, see appendix for blink sequences.
