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NFS2-640/E Operations Manual —
P/N 52743:F1 06/16/2011
Point and System Troubles Lists
System Troubles
DVC DVC AUX TROUBLE
This trouble is generated when the auxiliary input is
supervised (as determined in VeriFire Tools
programming) and no signal is coming from the input.
Check the wiring and source.
DVC EXT RAM ERROR
The external RAM test failed.
Service is required.
DVC FFT TROUBLE
There is a short or open on the FFT riser.
Check that the 4-wire switch is correctly set and that
there is an end-of-line resistor in place for 2-wire
operation.
DVC FLASH IMAGE ERR
The DVC software is corrupt.
Re-download the panel code software from VeriFire
tools. If the trouble still does not clear, call Technical
Services.
DVC LOADING NO SERV
A program or database download is in progress. The
panel is NOT providing fire protection during the
download.
Proper authorities should be notified while a download
is in progress so that other means of fire protection
can be supplied.
DVC LOCAL MIC. TBL
The local microphone is in trouble. There is no
communication, or paging has been enabled for over 28
seconds and no signal has been received.
Investigate whether the mic is plugged into the DVC
or whether there is a problem with the local mic.
DVC LOCAL PHONE TBL
The local FFT handset is in trouble. There is no
communication, or paging has been enabled for over 28
seconds and no signal has been received.
Investigate whether the handset is plugged into the
DVC or whether there is a problem with the local
handset.
DVC NVRAM BATT TBL
Battery backup and/or clock backup is low.
Replace the battery. Refer to the
DVC Series
Manual
for replacement instructions.
DVC PROGRAM CORRUPT The database that houses the DVC’s programming is
corrupt.
The database must be re-downloaded, or all
programming must be cleared and re-entered. If the
trouble still does not clear, contact Technical Services.
DVC REM. MIC. TBL
The remote microphone is in trouble. It is installed and
supervised, but no signal is coming from it.
Check wiring and connections.
DVC SELF TEST FAIL
The diagnostic test failed on the DVC.
Call Technical Services.
DVC SOFT. MISMATCH
One or more DAAs has a software revision that does not
match other DAA software revisions.
Update the DAA software to match.
EPROM ERROR
The application and/or boot code is corrupt.
Service is required.
EXCEEDED CONN. LIMIT
More than two panels have been connected to a high-
speed network communications module.
Remove extra panel(s).
EXTERNAL RAM ERROR
The external RAM test failed.
Service is required.
GROUND FAULT
A ground fault has occurred within the panel.
Locate the ground fault and repair.
GROUND FAULT LOOP x
There is a ground fault on loop x.
Locate the ground fault and repair.
HS-NCM SNIFFER ACTIV
The panel is in a diagnostic mode.
No action is required.
INTERNAL RAM ERROR
The internal RAM test failed.
Service is required.
LCD80 SUPERVISORY
Communication has been lost with the LCD-80.
Check connections to the LCD-80 Annunciator.
LOADING.NO SERVICE
A program or database download is in progress. The
panel is
NOT
providing fire protection during the
download.
Proper authorities should be notified while a download
is in progress so that other means of fire protection
can be supplied.
MASTER BOX TROUBLE
A TM-4 connected to a municipal box is in trouble.
Reset the master box.
MASTER BOX NO ANSWER A TM-4 connected to a municipal box is not responding.
Determine whether the device is functional and
connected properly.
NCM COMM FAILURE
Communication is lost between the CPU2-640 and the
network communications module or DVC.
Check to see if the NUP cable is properly installed
and the network communications module or DVC is
functional.
NETWORK FAIL PORT x
Communication lost between NCM Port x and
corresponding node.
Check wiring and verify the node is online.
NETWORK INCOMPATIBLE The brand of this panel is incompatible with this network. Verify all nodes are branded for the same OEM.
NFPA 24HR REMINDER
This message occurs every day at 11 AM if any troubles
exist.
Resolve any troubles on the system.
NO DEV. INST ON L1
No devices are installed on the system.
Install SLC and run autoprogram.
PANEL DOOR OPEN
The panel door is open.
Close door.
POWER SUPPLY COMM
FAIL
There has been a communication failure with the power
supply.
Service is required.
SYSTEM TROUBLES
TROUBLE MESSAGE
TYPE
TROUBLE DESCRIPTION
ACTION
Table D.2 System Troubles
