DEFINITY Enterprise Communications Server Release 7
Maintenance for R7r
555-230-126 Issue 4
June 1999
Maintenance Object Repair Procedures

9-684DS1 CONV-BD

9
Far-end Lightwave Transceiver Loopback Test (#789)
This test is destructive.
2321 ABORT DS1 CONV circuit pack is not busied out. Busyout the DS1 CONV circuit pack
via the busyout board command.
2332 ABORT The test was aborted because it cannot be run at the far-end with this system
configuration (PNC simplex) when there is only one DS1-FAC avai lable (the link
would be lost and no test results would be seen at the SPE). Run the test at the
other end of the DS1C comp lex.
2500 ABORT Internal system error
1. Retry the command at 1-minute intervals a maximum of 3 times.
FAIL Far-end DS1 CONV loopback failed. A problem exists between the DS1 CONV
A and the DS1 CONV B (see diagram above).
1. If there are facilities that are not digital data compatible, then busyout
those facilities via the busyout ds1-facility command.
2. If the test is executed as a part of an error analysis, then return back to the
related section.
3. Enter display errors and follow the associated repair procedures for any
on-board DS1C-BD errors on this DS1 CONV circuit pack and the DS1
CONV circuit pack at the other end of the DS1 CONV Complex. Enter
display errors and follow the associated repair proced ures for any
DS1-FAC errors on the DS1 facilities.
4. Check the DS1 Conver ter Measurements Report to see if there are facilities
with excessive errors, exec ute command list measurements ds1-facility
summary. If there are facilities with excessive errors, execute Far-end
Internal Loopback test #797 on those facilities, and follow repair
procedures described for the test.
5. If the test still fails, replace the DS1 CONV circuit pack at the other end of
the DS1 CONV Complex.
6. If the test still fails, replace this DS1 CONV circuit pack.
PASS Transmission through the path of the loopback is successful.
0NO
BOARD The system software found no board.
1. Reset the board.
2. Remotely retry the command.
Table 9-264. TEST #788 Far-end DS1 Converter Board
Loopback Test — Continued
Error
Code Test
Result Description/ Recommendation
Continued on next page