DISPLAY MODULE AND OFFICE CONFIGURATION EDITOR
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3-59
SIG-00-22-02 JUNE 2022 (Revised September 2022)
Version: B.1
The state column shows the following:
•
PSO receiver:
o
Green CLR :X – PSO receiver is unoccupied and receiving code X, where
X=A,C,D,E,F (when the receiver is external, the Code X Is not shown)
o
Grey - PSO receiver is occupied
o
Red CAL – PSO recover required calibration
o
Red HLTH - PSO receive is unhealthy
o
Blue OOS – the PSO receiver is out of service
o
Yellow WRAP – wrap is being applied to the receiver
o
Yellow STICK – stick is being applied to the receiver
o
Yellow TWR – a timed wrap is being applied to the receiver, this indicates the
track circuit is occupied but it is not activating the crossing yet as a drop delay is
running or the advance preemption timer is running
•
PSO transmitter :
o
Green TX :X – transmitter is sending code X, X=A,C,D,E,F
o
Grey - occupied
o
Red - unhealthy
•
Island:
o
Green CLR – unoccupied
o
Grey OCC – occupied
o
Red CAL – island requires calibration
o
Red HLTH – Island is unhealthy
o
Blue OOS – the Island receiver is out of service
