ADEMCO Vista-20 User Manual page 31

TROUBLE CONDITIONS
~piOS[ "Check"
Displays
' Nole that zone
number 9 repre-
sents a problem
with wireless re-
ceivers or other
system devices,
which are not user
serviceable. CALL
FOR SERVICE
IMMEDIATELY.
The word CHECK on the Keypad's display, accompanied by a rapid "beeping" at the
Keypad, indicates that there is a trouble condition in the system. The displays in
parenthesis may appear on non-alpha keypads when the associated trouble condition
is present.
To silence the beeping sound for "check" conditions, press any key.
1. CHECK+ Indicates that a problem exists with those zone(s)*. First, deter-
Zone mine if the zone(s) displayed are intact and make them so if they
Descriptors
are not. If the zone uses a wireless detector, check that changes
in the room (moving furniture, televisions, etc.) are not blocking
wireless signals from the detector. If the problem has been cor-
rected, the zone descriptor(s) and CHECK should disappear. If not,
key an OFF sequence (security code plus OFF) to clear the dis-
play. A CHECK condition can also indicate a wiring problem. If the
"check" display persists, CALL FOR SERVICE IMMEDIATELY.
Note that the system will not allow arming if a CHECK condition
exists. To arm the system with a CHECK condition present, you
must first bypass the zone(s) having the CHECK condition.
2. Telco Fault
If the telephone line monitor feature has been programmed for your
(or CHECK
system, this display indicates that the telephone line has been
and zone 94) disconnected
or cut. In some
systems, this display will be
accompanied by a trouble sound from the keypad and the external
sounder may be activated. CONTACT YOUR SERVICE
COMPANY IMMEDIATELY.
To silence the trouble sound, enter your security code plus OFF.
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