Anritsu S251B manual Sweep, Up/Down, Arrow Key, Functions and Operations

Chapter 3 Functions and Operations

NOTE:

The combined measurements of an open, a short, and a known-impedance load normalizes the measurement system to account for uncertainties intro- duced by measurement-system components (e.g., cables, connectors, etc.).

￿ CONNECT LOADS TO RF Out PORT and RF In PORT, Press ENTER.

	The Site Master then measures the isolation between the RF Out port and the
	RF In port, or between the test port cables attached to the RF Out and RF In
	ports.
	￿ CONNECT RF Out PORT to RF In PORT, Press ENTER.
	The Site Master then measures the through path between the RF Out port and
	the RF In port, or between the ends of the test port cables connected to the
	ports.
SWEEP	Displays the Sweep function soft key menu for the current operating mode.
SYS	Displays the System menu softkey selections.
Up/Down	Increments or decrements a parameter value or chooses an item from a list
Arrow Key	which can then be selected with the ENTER key.

NOTE:

At turn on, before any other keys are pressed, the Up/Down arrow key may be used to adjust display contrast.

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