41
SL6+ v.3.30 EN
Service
Troubleshooting
voice station
*, **, *** Refer to chapter ”Related Test Procedures”
PROBLEM
POSSIBLE CAUSE(S)
SOLUTION
The unit can not make an alarm call. • At least one phone number
and/or one ID code if using
data identification must be
programmed to make a call
from the unit.
• Refer to the parameter *11*.
• Button not connected.
• No voice unit connected.
• Check wiring.
• At least one voice station must
be connected in order to make
an alarm call.
No voice switching.
• If the main unit is installed
on the car roof, the problem
might be due to induction in
the phone cable.
• Place the bus cable in an
environment with little external
interference(***).
Do a microphone test(***).
The pictogram LEDs are flashing
quickly and simultaneously.
• The address switch is
set to an invalid number
(0, 7, 8, 9). Valid numbers
are 1-6.
• The address switch setting
has been changed during
operation.
• Change the address switch to
a valid number and restart the
SL6 unit.
The pictogram LEDs
are flashing alternately.
Bus communication error
caused by any of the following
reasons:
• Two or more units have the
address switch set to the
same number.
• Bus cable broken.
• Incorrect wiring of the bus
cable.
• Ensure that the address
switches of the units are set to
different numbers.
• Ensure that the bus cable is not
broken.
• Check the bus cable installa-
tion.
The telephone beeps every 5
seconds.
This is to notify the passengers
of the ongoing call (anti eaves-
dropping).
This is a normal procedure.
