Symmetricom XLi IEEE 1588 User Manual

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1

Pressing the MENU key on the front of the XLi displays the first function, F1: TIME ZONE OFFSET:

Pressing the UP ARROW key increments to the next function, F2 - 12/24 HOUR FORMAT, and so on. 
Pressing the DOWN ARROW key skips to the highest available function, F126 OPTIONS KEY ENTRY, 
and, from there, decrements through the functions.

The section, 

, provides detailed information on all of the XLi’s 

functions.

Use XLi’s front panel keypad to operate the menu-driven keypad/display interface. 

The following table explains how the individual keys work:

UP ARROW

Increase value/Display next choice above

DOWN ARROW

Decrease value/Display next choice below

RIGHT ARROW

Move cursor right

LEFT ARROW

Move cursor left

0-9

Enter numeric values

ENTER

Enters currently displayed choice, e.g., a function or yes/confirmation to save changes

CLR

Clears the current selection/choice and returns to the last saved value

TIME

Displays the current time. Can also be used to exit a function without saving changes.

STATUS

Displays the clock status and time. Can be used to exit a function without saving 
changes.

MENU

Displays first item in function menu. Use UP/DOWN ARROWs to display other functions. 

F1:

TIME ZONE OFFSET