Specifications

Chapter 4. Troubleshooting & Diagnostics FOMi-E1/T1 Installation & Operation Manual
4-8 Diagnostic Tests
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To perform a Remote Loopback test:
1. Press the CURSOR button to move to the Menu Type field.
2. Press the SCROLL button until Tests is displayed.
3. Press the CURSOR button to move to the LOC/REM field.
4. Press the SCROLL button to select the local modem or the remote
modem.
5. Press the CURSOR button to move to the Menu Options field.
6. Press the SCROLL button until RLB is displayed.
7. Press the CURSOR button to move to the Parameters field.
8. Use the SCROLL button to toggle to ON.
9. To start the RLB test, press the ENTER button.
The message WAIT... is displayed on the local modem LCD, and then an
asterisk appears next to the ON indication.
REM
RLB
TESTS
LLB
LEDS CHECK
RLB+BERT
BERT
RLB
STATUS
TESTS
LINE CONFIG
DTE CONFIG
ALARM BUFFER
REM
LOC
ON
ON
OFF
Figure 4-5 FOMi-E1/T1 Tests Menu - RLB
The TEST indicator lights up at both the local and remote units. FOMi-E1/T1
digital interface is now connected to its own DTE data output via most of
the modem circuits.
10. After completion of the test (or when the fault has been corrected),
deactivate the LLB test.
11. To stop the test, press the SCROLL button until OFF is displayed and
then press the ENTER button.
The message WAIT... is displayed on the local modem LCD and the test
is terminated.