1 Probable Cause
1 Corrective Action
. A remote annunciator’s RESET
or SILENCE switch not in the
normal postion
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Transformer connection P4 not
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Open card supervisory loop
Restore to normal position.
Connect the transformer cable
rconnecting harnesses
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Battery fuse F3 open
nections are not
Replace F3 (8 amp) fuse.
# 8. Both “SYSTEM TROUBLE” and one
or more “SIGNAL” Trouble LEDs
are on
from circuit (bell, horn,
AN uni
0 Open connection on signal circuit
- Repair the open line condition.
(The E.O.L. resistor’s 1 OK ohms
should be read between the signal
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Electrical short in signal circuit
- Repair the short circuit condition.
(The E.O.L. resistor’s 10K ohms
should be read between the signal
EM TROUBLE” and CITY
TROUBLE LEDs are on
. CITY BYPASSswitch not in its
normal position
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Configuration jumpers incorrectly
set
Set jumper correctly.
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Open in city circuit field wiring
- Repair the open line condition.
# 8. Both “SYSTEM TROUBLE” and
“GROUND TROUBLE” LEDs are on
One or more conductors are shorted
to ground
* Remove field wiring from connector:
one pair at a time until
ground fault clears.
# 9. Both “SYSTEM TROUBLE” and
“ANNUN TROUBLE” LED’s are on
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Burned out LED in annunciator
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Open connection between panel
and annunciator
* Depress SYSTEM RESET to check
annunciator LEDs.
* Repair open line condition.
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Serial annunciator not installed
in system
Set SW3 to all closed positions.
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DIP switch SW3 settings incorrect
0 DIP switch SW1 1 settings incorrect
Set SW3 to indicate correct number of
senal annunciators in system.
Set SW1 1 to indicate correct number
of supervised annunciators. See Wire
Diagrams.
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Defective annunciator
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Defective module in fire alarm panel
Call Simplex
Call Simplex
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