Installation and Operation Manual
35
Refer to Table 6 for trouble event types and explanation of the events.
Table 6 Trouble Event Type
Control panel detects ground condition
Primary power voltage is too high
Charger voltage is too high
History record file is missing
Configuration file is missing
Configuration file is damaged
ALU’s configuration file is mismatched with
AMI’s
AMI jumper is in laptop access mode shorted
PCU/ALU/NOU/ROU/XNU is missing
The network annunciator is missing
1. Two or more ALUs have the same
addresses, or
2. Two NOUs have the same addresses
The unit is working, but it is not configured
The unit address changed during running
The network annunciator is working, but it is
not configured
The network circuit is grounded
Two or more annunciators on the network
circuit have the same address
The Signaling Line Circuit is shorted
The Signaling Line Circuit is open
The Signaling Line Circuit wire is cross power
The notification appliance circuit is
malfunctioning (open, short, grounding, etc.)
The heat detector sensing has an error
The chamber of the smoke detector is