40
NO
NC
SL6+ v.3.30 EN
Service
Troubleshooting
main unit
*, **, *** Refer to chapter ”Related Test Procedures”
PROBLEM
POSSIBLE CAUSE(S)
SOLUTION
The unit makes an alarm call
when powered up.
• Improper type of alarm
button selected.
• Alarm button is stuck.
Use SafeLine Pro or a telephone and
parameter *74* and/or *89* to change
from N/C (Normally closed) to N/O
(Normally open) or from N/O to N/C.
The alarm start to sound directly
at power-up.
• Output 2 is set to N/C.
• Input 2 is set to N/O as
default.
Place a jumper between D1 and D3,
reprogram to N/O.
Then remove the jumper and reboot
the device.
No sound transmitted from the
lift car to the call receiver.
• Connect a normal phone (e.g.
Comphone) to the socket on the
main unit and make a call to the car
(press “1”). Alternatively, press ”0”
and wait for dial tone, then dial an
external call.
• If the sound transmission is OK
in both directions, check if your
emergency operator supports the
chosen alarm type.
• If no protocol is used, change the
call type to “VOICE” using SafeLine
Pro, CONNECT or program with
*21*...*24*.
Interfering noise when the call
is connected.
If the main unit is installed
on the car roof, the problem
might be due to induction in
the phone cable.
According to the telephone compa-
nies' regulations, the phone line must
be installed in a separate cable.
Do a noise test (**).
GSM noise.
• Change the antenna position when
a call is connected until you find the
optimal antenna position.
• Do not install the antenna near the
main unit or close to the cabling.
Cannot dial out.
• Broken line connection
(LED 3 not flashing green).
• No money on refill SIM
card.
• Check the phone line connection (*).
• Verify the SIM card by inserting it
into a normal mobile phone.
