D7024 | Operation and Installation Guide | 11.0 Appendix B: D7024 Control Panel Display Messages
66 Bosch | 7/05 | 31499J
11.0 Appendix B: D7024 Control Panel Display Messages
Table 33: D7024 Control Panel Display Messages
Message Description
FIRE DIRTY PT XX
A smoke detector with the Chamber Check
®
feature indicates a dirty chamber.
FIRE DSBL PT Fire point is disabled from the keypad.
FIRE TRBL PT XXX Trouble condition for specific points on the system. Check the control panel wiring and field wiring
for shorts or opens. Also check point programming to ensure the control panel knows which points
should be on the system.
FIRE TROUBLE General fire zone trouble message. Refer to the second line of the display for more information.
INST FLT 4Z EXP There is a missing D7034 Four Zone Expander Board or the expander appeared unexpectedly since
the last time the system was powered up.
INST FLT MX EXP There is a missing D7039 MUX Expander Module or the expander appeared unexpectedly since the
last time the system was powered up.
MONI DSBL PT The monitor point is disabled from the keypad.
MONI TRBL PT XXX Trouble with a monitor point.
MUX BUS A FAILURE
MUX BUS B FAILURE
Wiring problem on Bus A or Bus B in Class “B” Mode. Check the wiring for shorts or opens.
MUX CPU FAILURE A CPU failure occurred on the D7039 Expander Board. Ensure the D7039 is correctly installed on
the header pins. If the message persists, call for service immediately.
SUPV DSBL PT The supervisory point is disabled from the keypad.
SUPV TRBL PT XXX Trouble with a supervisory point.
SYSTEM TROUBLE General trouble message. Refer to the second line of display for more information.
TRBL OPEN LNAC A Local NAC circuit is open. Check the field wiring and the EOL resistor.
TRBL OPEN RNAC A D7038 Remote NAC is open. Check the field wiring and the EOL resistor.
TRBL OPT BUS@XX A wiring fault occurred on Option Bus Terminals 7 to 14. There are specific address problems with
the option bus devices. Check the wiring for the specific device address shown.
T R B L O V R C L N A C
TRBL OVRC RNAC
Overcurrent condition occurred on one of the NACs. Check the field wiring on the notification appli-
ances for shorts.
TRBL SHRT LNAC There is a short on the local NAC.
TRBL SHRT RNAC There is a short on the D7038 Remote NAC.
TROUBLE AC FAIL AC power failure to the control panel. Check the circuit breaker or fuse for AC power problems.
TROUBLE ANN Trouble with one or more annunciators connected to the control panel.
TROUBLE COMM FLT There is a communicator problem. Check the control panel's telephone lines and programming for
the communicator problem.
TROUBLE EEPROM An EEPROM failure occurred. Call for service immediately.
TROUBLE EXP A D7034 Four Zone Expander board problem occurred. Ensure the D7034 is properly connected to
the D7024 PCB.
TROUBLE GRND FLT Ground fault problem occurred. Ensure no control panel wiring is shorted to the earth ground.
TROUBLE KPAD@XX Specific keypad address failure occurred. Check the keypad's wiring and address settings.
TROUBLE LOW BATT The control panel's backup batteries are not charging, or are missing.
TROUBLE MUX
CLASS “A“
There is a failure on the Mux wiring in Class “A” Mode. Check the wiring for shorts or opens.
TROUBLE PHONE There is a problem with the control panel's telephone lines. Check the telephone wiring and line mon-
itor programming.
TROUBLE RELAY@XX One of the control panel's auxiliary relays might be shorted.
TROUBLE SMK PWR There is a short on the smoke power Terminals 24 and 25.
WFLOW DSBL PT Waterflow point is disabled from the keypad.
WFLW TRBL PT XXX There is trouble with a waterflow or sprinkler point.
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