CTC Union FMUX03, Operating Instructions Manual, Page: 17 / 50

FMUX03
15
4-2 E1 Configuration
There are two types of loopback tests for E1 configuration: Local Loopback and
Remote Loopback. To perform the test on an individual E1 channel or all channels,
select the function CH#(n) or CH#All.
Note: Refer to Chapter 5 for detailed information on Diagnostics and Loopback
Functions.
4-3 Trunk Link Signal
There are two types of loopback tests for the Trunk Link Signal: Local Loopback and
Remote Loopback.
Note: Refer to Chapter 5 for detailed information on Diagnostics and Loopback
Functions.
O/E Module status can be obtained from this current menu:
Under normal operation, LCD display shows that the working O/E module as
“Working” and the backup O/E Module as ”Standby.”
If FMUX03 detects a Loss of Signal, the LOS light will be lit and the LCD
display will show that there is a Loss of Signal.
4-4 Optical Module Manual Switch
Users can manually which between O/E module 1 and O/E module 2 if a secondary
O/E module is installed on the FMUX03.
4-5 Craft Port Operation
Craft port allows user to monitor and configure FMUX03 through a remote terminal
emulator, such as VT100.