LED STATUS Meaning
OFF Off,CentralUnitisdeactivated
RED ON – Central Unit is activated in REMOTE mode
No communication with PCU
GREEN ON – Central Unit is activated in REMOTE mode
Communication link with Portable Control Unit
REDashing
4/1
Error code being displayed on internal LED Display
LED DV Meaning
RED Dump Valve output is supplied
External LEDs (on Central Unit G2B only!)
Note that the LED STATUS is used also for error code alarms and operator controlled
functionsandisthentriggeredbyanevent,thetypeofindicationwillbedeclaredfor
each event further in this document.
6.1 Central Unit status and operational indications
The Central Unit G2B is equipped with 2 individual positions where status and operational
indicationscanberead,theexternalLEDsSTATUSandDVprovidesbasiclimitedinformation
whilsttheLEDdisplayprovidesmoredetailedinformation,theCentralUnitG3Bonlyhavethe
LED-display as shown below.
Position 4: Status LEDs
Position 5: LED-display
5
5
4
6 Operational indications
Document type Document number PageRev
Service Manual S071 C
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