Connecting The Modem Loopback Connector - Digital Equipment DEC 3000 500X AXP Owner's Manual

Modem If your Digital service representative requests that you
Loopback connect the modem loopback connector, connect it as shown
Connector in Figure 13–10.
Figure 13–10 Connecting the Modem Loopback Connector
Reporting Problems to Digital Services
3
2
IS D N
S3
4
1
H z
5
0
MLO-009418
Running Diagnostic Tests 13–15