Lucent Technologies lucent ユーザーズマニュアル
DEFINITY Enterprise Communications Server Release 6
Maintenance for R6vs/si
Maintenance for R6vs/si
555-230-127
Issue 1
August 1997
Maintenance Object Repair Procedures
Page 10-1190
STRAT-3 (Stratum 3 Clock)]
10
reinserted, and the cable between the Stratum 3 clock and the
TN780 Tone-Clock circuit pack should be replaced. If Test #651
continues to fail, then escalate the problem.
TN780 Tone-Clock circuit pack should be replaced. If Test #651
continues to fail, then escalate the problem.
c. This error indicates that the Tone/Clock circuit pack in the master port
network is not a TN780 Tone/Clock circuit pack when a Stratum 3 clock is
administered. Verify that the Tone/Clock in the master port network is
TN780.
administered. Verify that the Tone/Clock in the master port network is
TN780.
d. This error indicates that the Stratum 3 clock has either reference A or CI
card A failed. Please refer to the error code 1 in the test description of the
Test #649 for the repair procedure.
Test #649 for the repair procedure.
e. This error indicates that the Stratum 3 clock has one power supply failed.
Please refer to the error code 2 in the test description of the Test #649 for
the repair procedure.
the repair procedure.
f. This error indicates that the Stratum 3 clock has one clock unit failed.
Please refer to the error code 4 in the test description of the Test #649 for
the repair procedure.
the repair procedure.
g. This error indicates that the Stratum 3 clock has either reference B or CI
card B failed. Please refer to the error code 8 in the test description of the
Test #649 for the repair procedure.
Test #649 for the repair procedure.
h. This error indicates that the Stratum 3 clock has all power supplies failed.
Please refer to the error code 16 in the test description of the Test #649 for
the repair procedure.
the repair procedure.
i. This error indicates that the Stratum 3 clock has all clock units failed.
Please refer to the error code 32 in the test description of the Test #649 for
the repair procedure.
the repair procedure.
System Technician-Demanded Tests:
Descriptions and Error Codes
Descriptions and Error Codes
Always investigate tests in the order presented in the following table when
inspecting errors in the system. By clearing error codes associated with the
inspecting errors in the system. By clearing error codes associated with the
Stratum 3 Clock Alarm Query Test,
for example, you may also clear errors
generated from other tests in the testing sequence.
1.
D = Destructive; ND = Nondestructive
Order of Investigation
Short Test
Sequence
Long Test
Sequence
D/ND
1
Stratum 3 Clock Alarm Query (#649)
X
X
ND