Chapter 3. LCD Operation
35
November 2001
3.4.3 E1 Line Parameter Detail The following screens show the setup
screens under the E1 Line Parameter Screen.
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Press ENTER and the E1 LINE sub-menu will be displayed. E1 Line sets
the frame type, CRC mode, cascade mode, idle code, RAI state and Line
Code for the E1 link of the ETU-01A.
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Use the arrow keys to browse the individual link parameters (frame, CRC,
etc.). Press ENTER on the parameter to select it with the cursors. Now use
the arrow keys to browse the available settings for that parameter. The
following is a breakdown of each parameter and available settings:
FRAME; CCS(PCM31), CAS(PCM30), or UNFRAME, CCS default. When
UNFRAME is selected, the Data Port rate is automatically set to 2.048 Mbps.
CRC-4; OFF or ON, OFF default. (cannot be set when unframed)
CASCADE, OFF or ON. OFF default.
IDLE CODE; any hex code from 00 to FF, 7E default.
RAI; (Remote Alarm Indicator) DISABLE or ENABLE, ENABLE default.
LINE CODE; HDB3 or AMI, HDB3 default.
IMPEDANCE; displays setting dependant upon the DIPSW1 settings.
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