Service manual

45 Mbit/s – G.703 (DS3)
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45 Mbit/s – G.703 (DS3)
Settings The following settings are available in the 45 Mbit/s - G.703 menu:
Network source Parameters A/B/Auto
Description You may select the specific network input A or B or you may set
the S
TELLAR
to autodetect the active network input.
Network frame Parameters Off, G.804, G.752
Description The framing must be the same in the encoder and decoder.
Network input format Display 188 RS OFF, 204 RS ON
Description This is a status display. “188 RS OFF” means that the Reed
Solomon algorithm is not applied.
“204 RS ON” means that the Reed Solomon algorithm is applied.
BER alarm threshold Steps 10e
-9
to 10e
-3
Description LO: Set a value that represents a service degradation for your
application. You cannot set the threshold to a higher value than
the one selected for the high threshold.
HI: Set a value that represents a service loss for your application.
You typically set the HI threshold to 10e
-3
.
Network input status Display Present, None
Description This is a status display showing whether the S
TELLAR
has
detected an active network input line or not.