Message
associated with.. meaning.. ..possible action
Loop voltage too
high/low
Power supply The ADC value too high.
or
The ADC value is too low.
Check PSU values in the [test/eng] menu,
normal reading is 221. Check fuses and replace
PSU if necessary.
Lost Command
number x Loop y
LPC
(loop processor card)
Lost FAB/SAB. Ignore single occurrence and record in the log
book.
Lost Device number x
on loop y
LPC
(loop processor card)
There is no reply on ends 1&2 of the device. Check the device connections.
Lost slave Device
number x on loop y
LPC
(loop processor card)
There is no reply on ends 1&2 of the device. Check the slave device connections and replace
if necessary.
Magnetic switch
operated
number x loop y
Device The reset switch in the base has closed for 3400
devices only.
Check base and proximity of magnetic field.
Main program not
running at
card x
Any Card Problem with software. The watchdog will operate the
MCC / MCB (main control card/board).
Software errors will activate a system reset.
Ignore single occurrence.
Record event in the log book.
Mains failed /
restored
Power supply Failure is detected when the ADC output from the
rectifier is equal to or less than 105.
Check mains and fuse. Replace PSU if
necessary. This should normally equal to 60V to
get a restored message.
Mains too high Power supply The ADC value is too high. Check the PSU values in the [test eng] menu.
Replace PSU if necessary.
Mains too low Power supply Mains supply is too low.
Master alarm
oc
or
sc
Restored
Power supply No end-of-line unit seen.
ADC value is greater than 92
or
ADC value is less than 37
ADC value is 74
Check the wiring to the master alarm circuits.
Ensure EOLs are connected inside the control
panel if master alarm circuits are not used.
4188-856_issue 7_07/15_Generic Vigilon (Compact + VA) Comms. 129
Vigilon 4/6 loops & Compact (VA) panels & network nodes
Appendix B - Message Action List
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