Troubleshooting Guide - BeaconMedaes TotalAlert 2 Installation, Operation And Maintenance Instructions

Troubleshooting Guide

Symptom
1) No visual indicators illuminated
on entire alarm panel
2) No visual indicators illuminated
on isolated module(s). Green
annunciator module POWER
indicator is illuminated.
3) Constant audible alarm that
can not be silenced by pressing
front panel MUTE
Red annunciator module
ALARM SYSTEM FAULT
indicator is flashing.
4) Visual indicators are dimly
illuminated or vary in brightness
between one or more
multiplexer, multi-signal or digital
display modules. Front panel
green POWER indicator is
illuminated brightly.
120
6-847718-00 Rev. B00
Possible Cause
a. AC power is not turned on.
b. Blown internal fuse.
c. AC power wiring is not
connected.
d. Power supply DC wire harness
is not connected properly
between power supply and
annunciator board
e. Faulty power supply assembly.
a. 20-wire ribbon cable(s) between
annunciator module and
multiplexer, multi-signal or digital
display module(s) not
connected.
b. Faulty 20-wire ribbon cable.
c. Faulty multiplexer, digital display
or multi-signal module.
d. Faulty annunciator module.
a. Annunciator module
microprocessor not running.
b. Power supply voltage(s) low.
button.
c. Faulty annunciator module.
a. Programmable display intensity
levels have been set too low or
at different values between
modules.
b. Faulty multiplexer, multi-signal or
digital display module.
Corrective Action
a. Check AC power source.
b. Replace fuse.
c. Check AC entrance wiring at
power supply terminals. Verify
two-pin plastic connector is
plugged into power supply
circuit board.
d. Check connections on each end
including orientation of cable
connectors. Reconnect if
necessary.
e. Replace power supply
assembly.
a. Reconnect ribbon cable(s).
b. Replace faulty cable.
c. If alarm panel contains another
working alarm module, unplug
ribbon cable from working
module and connect to non-
working module. If module
does not illuminate, replace
faulty alarm module.
d. Replace faulty annunciator
module.
a. Verify green PULSE LED on
annunciator circuit board is
flashing. If LED is not flashing,
replace faulty annunciator
module.
b. Check power supply voltages
Refer to Power Supply Testing
(Page 119). If power supply
voltages are low, replace power
supply assembly.
c. Replace faulty annunciator
module.
a. Reset display intensity values for
each module. Refer to Set-Up
instructions:
Page 62 - Multiplexer module
Page 67 - Digital display module
Page 71 - Multi-signal module
b. Replace faulty module.