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MX3+ v.2.02 EN
Operating
Troubleshooting
Emergency
button N/O
Emergency
button N/C
The telephone beeps every 5 seconds
This is to notify the passengers of the ongoing call (anti eaves
dropping).
The unit makes an alarm call when powered up
• Improper type of emergency button selected. Change from
N/C to N/O or from N/O to N/C.
• Emergency button is stuck.
No sound transmitted from the lift car to the call receiver
Press “0” to get an outside line. Make a 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”. If no sound is transmitted from the
lift car, check the microphone.
Poor/distorted sound quality
Volume might be set too loud! Lower the volume and check again.
Interfering noise when the call is connected
The problem might be due to induction in the phone cable.
According to the phone companies’ regulations, the phone line
must be installed in a separate cable.
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 unit or close to the cabelling.
Cannot dial out
• Broken line connection (LED not blinking green).
• No money on refill SIM-card, verify the SIM-card by inserting it
into a normal mobile phone.
No voice switching
• The volume is set too high.
• The problem might be due to induction in the phone cable.
The unit can not make an alarm call
At least one phone number (and one ID code if using data
identification) must be configured to enable making a call from the
unit. Refer to the parameter list (*11*).
