Maintenance Object Repair Procedures
555-233-123
10-1980 Issue 4 May 2002
VC-DSP Port DSP Loopback Test (#1105)
This test is destructive.
This test verifies the connectivity of a VC-DSPPT across the TDM bus. It aborts if
calls associated with the port are in progress. Failure of this test indicates an
on-board fault associated with the port hardware on the circuit pack.
Figure 10-108. VC Circuit pack DSP Port DSP Looparound Test