Maintenance-Object Repair Procedures
555-233-143
8-474 Issue 1 May 2002
1920 ABORT No response from far end.
1. The problem is with the far-end system; a technician at the far end should
test the test line (TN771 or ADFTC).
1921 ABORT No data returned from far end.
1. The problem is with the far-end system; a technician at the far end should
test the test line (TN771 or ADFTC).
1922 ABORT Steady, unidentifiable tone from far end
1. See actions for error code 1905.
1923 ABORT Broadband energy detected from far end (such as voice or announcement).
1. See actions for error code 1905.
1924 ABORT No test tone from far end
1. See actions for error code 1905.
1938 ABORT Near-end self test failed.
1. Test the TN771 circuit packs.
1939 ABORT Loss self check at 0dBm at 1004 Hz failed.
1. Test the TN771 circuit packs.
1940 ABORT Far-end noise self check failed.
1. The problem is with the far end system; a technician at the far end should
test the test line (TN771 or ADFTC).
1941 ABORT High-frequency singing return loss self check failed.
1. Test the TN771 circuit packs.
1942 ABORT Echo return loss self check failed.
1. Test the TN771 circuit packs.
1943 ABORT Singing return loss self check failed.
1. Test the TN771 circuit packs.
1944 ABORT Loss self check at -16 dBm at 1004 Hz failed.
1. Test the TN771 circuit packs
1945 ABORT Loss self check at -16 dBm at 404 Hz failed.
1. Test the TN771 circuit packs.
1946 ABORT Loss self check at -16 dBm at 2804 Hz failed.
1. Test the TN771 circuit packs.
Table 8-190. Test #844-848 Transmission Test — Continued
Error
Code
Tes t
Result Description / Recommendation
Continued on next page
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