Data Connect IG202T - Figure 2-8. Loopback Diagnostic Modes

Installation
22 User’s Manual - SM202T/SMV23 Modem
Figure 2-7 shows these three loopback diagnostics.
Transmitter
Receiver
Transmitter
Receiver
RTU
Transmitter
Receiver
Transmitter
Receiver
RTU
Transmitter
Receiver
Transmitter
Receiver
RTU
Local (Host) Analog Loop Back
Remote (RTU) Digital Loop Back
Local (Host) Digital Loop Back
Leased Line
HOST
HOST
HOST
Leased Line
Leased Line
Figure 2-7. Loopback Diagnostic Modes