ADTRAN TSU 120, Руководство пользователя

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Chapter 3. Operation
61200.129L1-1 TSU 120 User Manual
45
that value. When the value is set, the cursor moves
back to the menu item position indicating the opera-
tion is complete.
Another menu field may be selected, or press Cancel
to return to the menu.
Pressing Cancel prior to pressing Enter voids any data
changes. The original data value is restored and the
cursor returns to the menu field.
Display Only Data Fields
Data fields preceded by an equal (=) symbol cannot be
edited. See Figure 3-4.
Data Field
Display Field
Figure 3-4
Display and Data Fields
Pressing Enter moves the cursor to the data field. Use
arrows to select AUTO and press Enter. The unit
automatically sets the Line Build Out. The display
field shows the value actually set. The equal symbol
after LBO in the second line indicates the information
that follows is displayed data and cannot be edited.
Exit Any Menu Field Operation or Display
Press Cancel as many times as required to return to
the desired menu level or press Home to return to the
Main menu.