User guide
Error Code
677
16
DBX 36 
004
The system don't see 
the USB modem to 
use to connect server
Ask customer to check that 
USB modem well plugged
1 Check the custo-
mer usually using 
modem to connect 
server (not LAN) 
2 Check the modem 
connection 
3 Check if the 
modem is a neo-
post one
DBX 36 
011
Modem route not allo-
cated
DBX 36 
014
Modem remote dis-
connection
Check servers status
DBX 36 
015
There is a modem 
issue
1 Try switch off and on and retry 
2 Swap the modem
DBX 36 
017
Modem device not 
ready
Turn off, unplug phone cable, turn on plug phone 
cable and retry
DBX 36 
018
Modem detect a voice 
answer
Check servers phone num-
bers
DBX 36 
019
Server not answering 
using modem connec-
tion
Check phone number Contact back office to know 
server status
DBX 36 
020
No carrier found on 
the analog connection
1 Check phone cable connection 
2 Check phone line with analog phone 
3 Ask the customer to ask for a check from his 
phone line supplier
DBX 36 
021
No dial tone detected 1 Check the phone cable connections 
2 Check the line with analogical phone. 
3 Reset system with phone line unplugged, plug it 
again and retry connection
DBX 36 
023
Modem bad phone 
number
Check server phone number: Press 13 on nume-
ric keypad enter Supervisor pin code and press 
OK Press 9.2 and check phone numbers 
DBX 36 
024
The phone lie is busy Check if there is any device using the line and 
retry when the line is free. Check the line with ana-
log phone and contact phone sline supplier if the 
line always busy
Code Description Helpdesk On site










