2-10
Table 2-3. IDNet Troubles (continued)
Type Trouble Message Possible Causes / Troubleshooting
IDNet Device:
Custom_Label
Troubles for ZAMs / Pull Stations / Monitor IAMs
• Open. Check the field wiring.
• Short. Check the field wiring.
Troubles for RIAMs
• Manual Override.
• Output Abnormal. Indicates a bad relay on the RIAM. Replace
or swap a known working device in place of the RIAM and see if
the problem clears.
Troubles for TrueAlarm Devices
• Almost Dirty. Change or clean device.
• Dirty. Change or clean device.
• Excessively Dirty. Change or clean device.
• Output Abnormal (only for devices with sounder/relays). Check
24 VDC power into base.
• Head Missing. Normally indicates the TrueAlarm sensor has
been removed from the sensor base. In some cases, the
TrueAlarm sensor head may be defective.
Extra Device
This trouble indicates that there is a device answering that is not
included in the configuration.
Extra devices can be caused by:
- Installation of more devices than required for the installation.
- Device not programmed.
Open the trouble log to identify the address(es) of the extra devices.
If this trouble occurs in conjunction with a No Answer Trouble, the
problem is most likely a misaddressed device. Fix the address and
warmstart the panel to clear the trouble.
Class A Status
This trouble indicates a Class A trouble condition on the IDNet line.
Check the following:
• Is there an open on the IDNet wire?
• Is the circuit wired for Class B, not Class A, but there is no jumper
installed.
• The installation includes isolator bases and there is an output
abnormal trouble on the isolator point.
Power Supply Status
This point indicates a power supply trouble on the IDNet card.
Replace the SFIO board.
Ground Fault Status
This trouble indicates that there is a ground fault in the IDNet line.
Check the field wiring.
IDNet
Point
Short Status
This trouble point indicates a short condition on the IDNet card.
Check the field wiring.
IDNet Troubles, Continued
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