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T1 Testing Screen Reference
Loop Code Controls
Loop Code Controls
The Loop Codes area controls T1 loopback capabilities. The Service Advisor
can transmit several types of codes to activate and deactivate loopback at the
far-end equipment.
The Code button lets you select the type of loopback code you want to use.
Note that the following screen appears when you tap the Codes button on the
Bert Sequences screen. The Codes screen displayed from the T1 Testing
screen does not have the OCU-DP and None options.
The following Codes screen appears when you have configured DDS BERT
settings.
Default Loop-up and Loop-down Settings
The following table lists the default bit sequence for each loop code type.
/RRS&RGH'HILQLWLRQV
/RRS&RGH7\SH
'HIDXOW/RRS8S&RGH
'HIDXOW/RRS'RZQ&RGH
&68'6LQEDQG
1,8'6LQEDQG
5–26