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SensTool
52
Bosch Security Systems
Seismic Detectors Application Guide
I-200153-1
04.2016
8.4
Trouble Shooting
Problem
Diagnosis
Solution
PC cannot
communicate
with the de-
tector.
Ensure that the COM port on the PC is
free for use.
Check that the correct COM port is
selected, usually COM1
Close all open applications that could
claim the port.
Ensure the connection cable is plugged
into the serial port on the PC and into the
detector.
Ensure the detector has power.
Check using a multi-meter, also check
for polarity.
Ensure that DIP switches 1 and 2 are in
the ON position to establish comm’s.
Ensure that a detector type has been se-
lected and it is the correct type.
Ensure that the compatible version of
SensTool is being used.
Ensure the correct driver software is in-
stalled on the PC, if a USB/Serial adapter
is used.
Detector is
showing Drill
Alarm
Ensure the GMXD7 anti-drilling foil is con-
nected correctly.
Connected into header marked
GMXD7, refer to detector Install
sheet.
Ensure that the GMXD7 is not open cir-
cuit.
Check using a multi-meter for continu-
ity (around 300Ω resistance for
GMXD7).
Integration
Alarm present
Ensure that the GMXS1 test transmitter is
not activated from an external source.
Check terminal 4 on the detector with
a multi-meter. Refer to the Install
sheet for the detector.
Ensure that the 0v applied or removed
is correct for the detector configura-
tion.
Check that the GMXS5 auxiliary test
transmitter (usually located outside the
protected space) is not activated.
Check terminal 6 on GMXS5 with a
multi-meter. Refer to GMXS5 Install
sheet for input options.
Use the Analyse option to view and rec-
ord the noise.
Use the digital filter options to remove
the noise as required.
Shock Alarm
present
View the shock alarm using the Analyse
option in SensTool.
Change shock settings to reduce
noise.
Change the detection radius, if per-
missible, to remove the noise.
Use the digital filter options to remove
the noise.
Identify the source and take appropri-
ate action to prevent
Temperature
Alarm present
Check the high and low settings of the de-
tectors.
Check ambient temperature of the local
area.
Use SensTool and adjust if required.