Siemens Cerberus CS1140 Commissioning page 91

1. Detector has been
removed
2. Manual call point de-
fective
3. Detector does not re-
spond
1. Insert detectors
2. Replace manual call
points
3. Replace detectors
which do not respond
Displayed on LCD
Fire & Security Products
Siemens Building Technologies Group
The messages appear
when the system is in op-
Detector
eration
Possible fault
Detector
impaired
(message)
DO/DOT/DT/DC
Self-test detects fault
Replace devices
After commissioning a
line
Detector
impaired
(message) AND
Terminal configuration
(fault)
Detectors installed do
not match configura-
tion
1. Check detector
types
2. When commission-
ing, check wiring ac-
cording to order
of installation
Remedy
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