Harris Constellation - Loopback Procedures; IF Loopback Test; Figure 4-1: if Loopback Test

Constellation™ November 2003
4-2 Loopback Testing
An IF or OC3 loopback test disrupts traffic.
Loopback Procedures
IF Loopback Test
From the Keypad, select
CONTROL > LOCK/IF LPBK > MODEM IF LPBK
Figure 4-1: IF loopback test
Transmitter
Assembly
HLM
Modem
ACU
Receiver
Assembly
Tes t
set
Local Terminal
Signal loopback