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Chapter 6. Diagnostics
61200217L1-1 T3SU 300 User Manual 6-7
Figure 6-7. Payload BERT Test
DTE Loopback
This test is used to verify proper operation of the link between the
T3SU 300 and the terminal equipment. During this test, all data
sent by the terminal equipment is looped back to the terminal
equipment. A block diagram illustrating the loopback point and the
signal path is shown in Figure 6-8.
Figure 6-8. DTE Loopback Test
BERT OUT
BERT IN
DTE
MUX
T3SU 300
While in DTE Loopback, data from the host is transmitted into the
network.
DTE
MUX
T3SU 300