Malfunction Detection And Troubleshooting - Intracom netMod User Manual

MALFUNCTION DETECTION AND TROUBLESHOOTING

Malfunction
The green led is off.
netMod is not supplied by the
AC mains, you Hook-off and
you do not hear the dial tone.
Some of the supplementary
services do not function on
the analogue ports.
You connect an analogue
modem or a FAX to the
analogue port, but when you
receive an incoming call the
connection is interrupted.
User's Manual of netMod Network Termination Unit
Possible Cause
The device is not
connected to the AC
mains.
The device that you
are using does not
operate in case of
emergency operation.
These supplementary
services have not
been activated on the
ISDN line (ISDN
connection).
The Call Waiting
service has been
activated on this port.
85
Correcting Action
Connect the device to the AC
mains Power Supply (the AC
mains voltage should be at least
100VAC).
• If your device is an ISDN
device, be sure that it can
operate in emergency mode
and then check if the switch
SW3 of netMod is in the
"ON" position.
• If your device is an analogue
device, be sure that the SW3
switch of netMod is in the
"OFF" position.
Check if the local ISDN
exchange supports the
functional or the keypad protocol
to activate / deactivate the
Supplementary / Additional
services and set-up the netMod
accordingly. Request the
activation of the desired
Supplementary / Additional
services on your line from the
Local Exchange.
Adjust the identification time
FLASH
period of
analogue ports, assigning to the
S56 register the proper value.
Deactivate the Call Waiting
service on the port to which the
analogue modem or the FAX is
connected.
key on the