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66250756-EN - V2.1 - 05/11/19
- 45 -
4000 Series GSM Lite Audio Intercom - Technical Manual
4000 Series GSM Lite Audio Intercom
Double beep, a single
short beep followed by a
long beep.
Button pressed but no number stored.
Program a telephone number for the button
pressed.
Long beep followed by
short beep while the
system is in standby.
Invalid text message received.
If this has happened when sending one of the
programming text messages then check the
message for errors. These beeps will also be heard
if the 4 digit code in the text message is incorrect.
If you are unsure of the 4 digit code, try resetting
it to 1111.
Double beep.
Button pressed, GSM LITE dialling stored
number.
None, this is normal.
Long beep while the
system is in use.
Manually ending/cancelling a call by pressing
another call button.
None, this confirms the call has been cancelled.
Another call can be placed if required.
Four long beeps.
Not registered with a network provider but still
trying.
Leave it a short while to see if it manages to find
the network. If the beeps repeat every 30 seconds
then try moving the antenna to a better location
or changing the SIM to another network provider.
Six long beeps.
Unknown registering problem.
Try moving the antenna to a better location.
Try changing the SIM card to another network
provider.
Single short beep every
10 seconds after power
up.
Unable to see the SIM card.
Check the SIM card is fitted correctly. Try removing
the SIM card, cleaning and fitting again. Try a
different SIM card.
Short beep, long beep
repeated 3 times.
Call button pressed and either the call is on divert
to the master number or there is no master number
stored.
This may be the required setup but if it’s not then
either check and store a master number to divert
the calls to or open the switch between
AO1
&
g
used to switch the calls into divert mode.
Additional User Information