User manual

32
XII.
XII.
XII.
XII. Failure
Failure
Failure
Failure Troubleshooting
Troubleshooting
Troubleshooting
Troubleshooting
Failure Symptom Reason Failure Recovery Method
“ RUN ” Indicator does not
light up when powered on
Power plug is not
properly connected, or
socket has no power
Check power plug or socket
The host fails to enter into
set-up mode
User password is wrong,
or is modified or
forgotten.
Enter correct user password or
contact local distributor for
recovering password.
The alarm host dials
wrongly when alarming.
Outside line is connected
in parallel with telephone
extension or phone
without internet access is
adopted.
Telephone extension should be
connected in parallel with the
telephone output terminal of the
alarm host, or enter correct code
back to phone arm mode through
standard phone device.
The alarm host alarms
immediately when powered
on or armed.
The end of line resistors
of the alarm host are not
installed or become
loose.
Install end of line resistors according
to operating instructions.
LED “ Invalid ” Indicator
lights up and displays
defense zone number.
The detector for this
defense zone is not
calibrated.
Re-calibrate the detector.
LED “ Low Power ”
Indicator lights up and
displays defense zone
number.
The voltage of the battery
of the detector for this
defense zone is too low.
Replace the battery of the detector.
LED “ Light Interference ”
Indicator lights up and
displays defense zone
number
The detector for this zone
is subject to strong light
interference.
Check if the detector is properly
installed and adjust the installation
location.
“ Phone Cut-off ” indicator
lights up.
In phone alarm mode,
phone line for local calls
is not well connected or
is cut off.
Check phone line for local calls to
ensure the line is well connected, or
replace the line.