Maintenance-Object Repair Procedures
555-233-143
8-282 Issue 1 May 2002
n. Error Type 2306: too many parity errors in data received from the
LAN/packet bus.
1. Run test board UUCSS.
o. Error Type 2561: Packet Interface Loop Around test (#598) failure. The
ATM-TRK circuit pack has failed, the packet bus has a minor alarm active,
or the packet bus is out of service.
1. Run test board UUCSS.
p. Error Type 2817, 2818: DSP failure detected along the circuit path.
1. Run test board UUCSS.
2. Follow the repair procedures suggested for Test #1293.
If Then
Test 598 fails. Follow the repair procedures suggested for that
test.
Test 598 passes See ‘‘PKT-BUS (Packet Bus)’’ and perform the
specified repair.
There are no errors
against the packet
bus MO
This can be a transient condition. Do nothing
now, but escalate if the error occurs repeatedly.
If Then
Test 598 fails Follow the repair procedures suggested for that
test.
Test 598 passes See ‘‘PKT-BUS (Packet Bus)’’ and perform the
specified repair.
There are no errors
against the packet
bus MO
This can be a transient condition. Do nothing
now, but escalate if the error occurs repeatedly.
Error Type Description
2818 One or more DSPs failed. The Aux Data field contains
the ID number of DSP that failed
2817 DSP test failure. The Aux Data field contains the
following information about the failed DSPs:
X is the number of talker DSPs
Y is the number of listener DSPs
Z is the number of echo-cancelling DSPs
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