Paradyne Hotwire 8775 User Manual page 38

Tdm sdsl termination units
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4. Monitoring the Unit
Table 4-1.
4-4
Health and Status Messages (2 of 2)
Message
What Message Indicates
Net Margin Threshold,
The signal-to-noise margin
Pt n
has fallen below the
configured threshold for
Port n .
OOF at Net, Pt n
Three consecutive frame
synchronization bits were in
error.
SYNC Pt Down, Pt n
The interchange circuits for
Port n are configured to
monitor DTR and/or RTS,
and a monitored lead is not
asserted.
System Operational
There are no problems
detected.
February 2001
What To Do
1. Check the Network
Performance Statistics
screen for possible line
impairments.
2. Set the unit to run at a lower
DSL line rate.
3. Contact network provider.
1. Check the Transmit Clock
Source configuration options.
Do not set both the local and
remote unit to Internal,
External, or Loop timing.
2. If the unit is configured as an
LTU, verify that Transmit
Clock Source is set to
External and that the
synchronous port is
providing valid clocking.
3. Check the Network
Performance Statistics
screen for possible line
impairments.
4. Set the unit to run at a lower
DSL line rate.
5. Contact network provider.
Verify that the DTE is providing
the monitored signals.
No action is needed.
8700-A2-GB25-10

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