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2975
Front Panel
View back
panel
Move the mouse over the panel to display detailed information. |
SHIFT,
MODE Key Combination Accesses a pull-down menu for display option selection. |
Test Port for use with Key Loader.
SCOPE CH1 and CH2
Inputs to the Oscilloscope
100V maximum
input! 
Use
caution when probing live circuits! DO NOT connect to AC line!
DVM
Input to the Digital Voltmeter
100V maximum
input! Use
caution when probing live circuits! DO NOT connect to AC line!
Input to the 2975 Audio System
AUDIO I/O
Input and Output to the 2975 Audio System
RF Generator Output. LED indicates port selected for generator output.
DO
NOT transmit RF into this connector!RF Generator Output and RF Receiver Input (Full Duplex). LED indicates T/R Port selected for generator output.
DO NOT exceed
50 W continuous RF power!
Use caution when connecting high power transmitters!RF Receiver Input
DO NOT transmit RF into this connector!3.5" floppy disk drive for copying data and program files to and from the 2975 system.
Liquid Crystal Display for user displays and feedback.
Provides access to the instrument’s help system and displays information on the LCD.
F1 through F7, screen dependent keys whose functions are displayed immediately adjacent to each key on the LCD.
Used in field select mode to return to the previous menu.
Displays a list of major test set operations for the user to select.
Moves the field cursor to the next editable field on the screen when field selection is active.
Allows the alternate value of a key to be selected. Shift LED illuminates when alternative value is active.
Backspaces the present cursor position and deletes one space.
Captures currently displayed image on LCD and stores to internal hard drive for future use.
Escapes the active edit field without saving the new data entry.
Generates a new line when pressed in a text entry field. If pressed in a data edit field, the data value is evaluated, set and the edit process is ended.
Powers the 2975 ON/OFF when the Main Power Switch is in the ON position.
Adjust the threshold for receiver squelch.
Rotate clockwise or counterclockwise to adjust audio volume level on the speaker.
Used to increment and decrement data values in an active edit field and change cursor fields. Rotates clockwise and counterclockwise.
Moves the cursor to a new field when pressed in field select mode. Up and down arrow keys increments or decrements the current digit in edit mode respectively. Left and right keys move the selected character cursor left or right respectively.
Used to enter valid data entry depending on the field being edited.
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