
R
58
LCP128
TM
Setup and Maintenance Guide
Troubleshooting Guide
(continued)
Symptom
Likely Cause
Action(s) for Remedy
Contact closure outputs
do not work.
(a) Controller is in the
override screen.
(a) Press the
Home button to exit the override screen
(b) Control Stations are
disabled.
(b) Enable the controls. See the “Overrides” section in this
guide for more information.
(c) Link has an address
conflict.
(c) Check all control station address switches and ensure
that there are no duplicate settings.
(d) Link is mis-wired.
(d) See the
LCP128 Installation Guide
for proper wiring. If a
T-tap was created to wire a control to the control station
link, it should be no longer than 8 ft. (2.44m).
(e) System is programmed
incorrectly.
(e) Check the action that initiates the output, and ensure that
it is programmed correctly. See STEP 4 in this guide for
more information.
Emergency does not
work.
(a) Sense lines are not
connected.
(a) For emergency to work, the right-most pin on the 6-pin
connector at the top of the controller must be wired
between panels. See the
LCP128 Installation Guide
for
more emergency sense wiring information.
(b) Emergency switch is
not set correctly.
(b) Essential emergency panels must have their emergency
switch set to the right-most position. Non-Essential
normal panels must have their emergency switch set to
the left-most position.
(c) There must be at least
one non-essential panel
and at least one
essential panel.
(c) Essential emergency panels sense the presence of non-
essential panels. Therefore, there must be at least one of
each for emergency to work.
(d) Emergency levels are
not programmed.
(d) Emergency levels must be programmed. See STEP 7 in
this guide for more information.
LCD backlight is OFF.
(a) Screen saver is on.
(a) Press any button on the controller.
(b) Controller is not
powered.
(b) The ‘POWER’ LED at the bottom of the controller should
be lit. If it is not, there is no power, and the circuit should
be checked for power.