Paradyne 3150 Operator's Manual page 61

Symptom
Message DTE is sending an AIS.
AIS at DTE
appears
Message EER at Facility problem.
Net appears
BPV LED is ON 1. Incompatible line coding format between the
DTE and the CSU.
2. DTE cable problem.
A failure message Internal CSU problem.
appears followed
by an 8-digit code
( x x x x x x x x )
Mgmt link is down 1. The manager configuration is mismatched with
the CSU configuration.
2. The manager's link layer protocol is not
running.
No SNMP 1. Cable problem.
communication
via the AUX port
2. The link layer protocol is not running.
Invalid Number The modem cannot dial because the phone
number is invalid or there is no number in the
selected directory.
No Dial Tone The modem cannot dial because there is no dial
tone.
Busy Signal The modem is receiving a busy signal.
No Answer Tone The remote end does not answer within
45 seconds.
Modem In Use The modem is in use.
3150-A2-GB21-80
Table 4-6
(2 of 2)
Troubleshooting
Possible Cause
February 1998
Solutions
Check the DTE.
Contact your facility provider.
1. Check that the line coding format for the DTE
interface is correct.
2. Check that the DTE cable is securely attached
at both ends.
Record the 8-digit code, then contact your
service representative.
1. Check that the configurations are matched.
2. Start the link layer protocol.
1. Check that the cable is securely attached at
both ends.
2. Change the Aux Use configuration option to
None, and then back to SNMP or Daisy (as
appropriate).
Check that the selected phone number is correct.
Check that the modem is connected properly.
Redial the phone number later.
Redial the phone number later.
Redial the phone number later.
Maintenance
4-11