Paradyne 7112 - Manual (Page 50)

Monitoring the DSU/CSU
6-8 7112-A2-GB20-20 March 1998
Table 6-2. Health and Status Messages (2 of 2)
Message What To Do What Message Indicates
User Data Port
Down The DTE is not ready to
transmit or receive data. 1. Check on the DTE status. Verify
that the DTE is powered up and
asserting DTR and RTS.
2. Disable send all 1’s on data port
not ready.
Ethernet Link
Down The DSU/CSU detects no
electrical activity on the
10BaseT port. 1. Verify that the Ethernet cable is
securely attached at both ends.
2. Contact your LAN support
technician if problem persists.
System
Operational The unit is functioning
properly and there are no
status messages to display. No action required.
Self-Test Results
The results of the last power-up or reset self-test appear in the middle column of
the System and Test Status screen.
Table 6-3. Self-Test Results Messages
Message What Message Indicates What To Do
CPU Fail The CPU failed internal testing. 1. Reset the unit and try again.
Device Fail One or more of the DSU/CSU’s
integrated circuit chips has failed
device-level testing.
2. Select the Clear function on
the Status screen.
3. Call your service
representative for assistance
B8ZS/LOS
Fail The DSU/CSU failed to transmit all
ones or to detect a Loss of Signal.
3. Call your service
representative for assistance.
Network T1
Fail The DSU/CSU failed to internally
loop data on the network T1 circuit.
Alarm Fail The DSU/CSU failed to transmit AIS
or to detect a Yellow alarm.
Memory Fail The DSU/CSU failed memory
verification.
DSU/CSU
Port Fail The Data Port failed self-test.
Failure
xxxxxxxx An internal failure occurred.
(xxxxxxxx represents an eight-digit
hexadecimal failure code for use by
service personnel.) Record the failure code and
contact your service
representative.
Passed No problems were found during
power-up. No action needed; no problems
were found during power-up or
reset.