Chapter 3. Operation
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 When the alarm condition is no longer valid, the OK LED activates (turns on).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
COPY Used in the DS0 mapping menu operations to copy the last data entered into the current DS0. 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.
General Menu Operation
The TSU 120 uses a multilevel menu structure containing both menu items and data fields. All menu operations and data are displayed in the LCD window. The menu items are numbered and can be viewed by scrolling with the Up and Down arrows.
DATA FIELD You can edit menu items followed by a colon (:).
DISPLAY You cannot edit menu fields followed by an
ONLY FIELD equal symbol (=). This symbol identifies a field used for value display only.
ARROWS Menus that display small up or down arrows in the lower right corner indicate there are more menu items than are visible on a
TSU 120 User Manual |
