ADTRAN ESU 120e user manual Operation keys, Module Status

Chapter 3. O peration

Module Status

	Name	Description
	OK (green)	Indicates the operation is in the normal mode and no
		errors have been detected.
	Test (yellow)	Indicates that one of the interfaces is operating in a test
		mode. This includes a self-test or a test loopback.
		When lighted, this LED also indicates that normal data
		flow is not occurring in at least one of the module ports.
	Alarm (red)	Indicates an alarm condition has been detected. When
		the alarm condition is no longer valid, the OK LED
		activates (turns on). To view an alarm condition, select
		the active alarm menu item or select Alarm by pressing
		Shift 8. If the alarm conditions have been corrected, the
		alarm which caused the activation of the Alarm LED
		can be viewed under the Unit History menu.
Operation keys
	Name	Description
	Copy	Used in the TS0 mapping menu operations to copy the
		last data entered into the current TS0. This key operates
		without pressing the Shift key.
	Home	Returns home to the Main menu from any menu
		location.
	Alarm	Used as quick access to the active alarm display menus.
		This can be activated while any other menu item is in
		use. When the Alarm menu is exited, the unit returns to
		the location of the same menu that was active when
		Alarm was selected.
	Clear	Used in various menus to clear data/result fields.

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