General DataComm SpectraComm SRM-6 Installation & Operation Manual page 36

SRM-6 Operation & Diagnostics
Diagnostics Procedure
1. At the Diagnostics screen, press 1, then press Enter.
A highlight appears at the Aggregate Loopback field.
2. Use the UP arrow key to highlight the Activate option, then press Enter.
3. Type S to save the configuration to the unit. This starts the Aggregate Loopback test.
4. To terminate the test in progress, type 1 to select the Aggregate Loopback field, then press
Enter. Use the UP arrow key to highlight the Terminate option, then press Enter.
5. Type S to save the configuration to the unit. This stops the test in progress.
DTE 1
DTE 2
DTE 3
DTE 4
DTE 5
DTE 6
Figure 3-1
Note
If erros are injected from the local DTE (central site), the errors are received on the local DTE and are also
passed through to the remote DTE.
3-8
CENTRAL SITE
SRM-6 MUX
SC V.F28.8
MODEM
SCM
Aggregate
Loopback
Aggregate Loopback Data Path
SC SRM-6 Multiplexer
Installation & Operation Manual
SRM-6 Diagnostics
REMOTE SITE
VF 4-wire
Leased Line
SC V.F28.8
MODEM
SCM
UP TO
SRM-6 MUX
6 DTEs
076R176-000
Issue 1