1-9
Tables 1-1 and 1-2, below, list the messages that appear on the FACP displays for each type of
trouble.
Note: On hardwired systems, all troubles are displayed as “Open Circuit Trouble.”
Table 1-1. System Trouble Messages
Trouble Description 4010 IDNet Display 4100/4020 RUI Display
AC Fail AC Power Fail AC Voltage Status
Low/Missing Battery Battery Fault Battery Low/Disconnected
Running on Depleted Battery Battery Fault Running on Depleted Battery
Memory/Checksum Error 4009A No Answer Card Missing/Failed
RUI Comm Fail -- Card Missing/Failed
Hardware
Configuration Mismatch
TrueAlert Non-Addressable NAC Open Hardware Configuration
Channel Controller Trouble 4009A No Answer Channel Comm. Failure
Negative Earth* Negative Earth Ground Negative Earth Ground
Positive Earth* Positive Earth Ground Positive Earth Ground
Hardware Configuration Error 4009A No Answer Card Missing/Failed
Memory Test Error 4009A No Answer Card Missing/Failed
Charger Trouble Battery Fault Battery Charger
Table 1-2. Channel Trouble Messages
Trouble Description 4010 IDNet Display 4100/4020 RUI Display
Channel Fail TrueAlert Non-Addressable NAC Open Card x Channel Fail
Short Circuit TrueAlert Non-Addressable NAC Short Card x Short Circuit
Duplicate Appliance TrueAlert Non-Addressable NAC Open Address, Channel Duplicate
Missing Appliance TrueAlert Non-Addressable NAC Open No Answer
Extra Appliance TrueAlert Non-Addressable NAC Open Extra Device
Class A Trouble Custom Label Common Class A Trouble
Earth Trouble* TrueAlert Non-Addressable NAC Open
Negative Earth Ground or Positive
Earth Ground
Isolator Trouble TrueAlert Non-Addressable NAC Open Isolator Short
Bad Download
†
TrueAlert Non-Addressable NAC Open --
Address Out of Range TrueAlert Non-Addressable NAC Open Extra Device
*Refer to “Isolating Earth Grounds” on the next page.
†
Occurs for all circuits not assigned to the TrueAlert point type of QALERT or SQALERT.
Continued on next page
Hardware Components, Continued
System Trouble
Messages
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