ON
OFF
Turns the Site Master on or off. When turned on, the system state at the last
turn-off is restored. If the
ESCAPE/CLEAR
key is held down, the factory preset
state is restored.
Prints the current display to the selected printer via the RS232 serial port.
RECALL
DISPLAY
Recalls a previously saved trace from memory. When the key is pressed, a Re-
call Trace selection box appears on the display. Select a trace using the
Up/Down arrow key and press the
ENTER
key to implement.
To erase a saved trace, highlight the trace and select the
DELETE TRACE
softkey. To erase all saved traces, select the
DELETE ALL TRACES
softkey.
RECALL
SETUP
Recalls a previously saved setup from memory location 1 through 10. When the
key is pressed, a
RECALL SETUP
selection box appears on the display. Select a
setup using the Up/Down arrow key and press the
ENTER
key to implement.
Setup 0 recalls the factory preset state.
RUN
HOLD
When in the Hold mode, this key starts the Site Master sweeping and provides a
Single Sweep Mode trigger; when in the Run mode, it pauses the sweep. When
in the Hold mode, the hold symbol (page 3-21) appears on the LCD. Hold mode
conserves battery power.
SAVE
DISPLAY
Saves up to 200 displayed traces to non-volatile memory. When the key is
pressed,
TRACE NAME:
appears in the lower left of the display. Save the dis-
play with up to 16 alphanumeric characters for that trace name and press the
ENTER
key to implement.
SAVE
SETUP
Saves the current system setup to 1 of 10 internal non-volatile memory loca-
tions. When the key is pressed, a
SAVE SETUP
selection box appears on the dis-
play. Use the Up/Down arrow key to select a setup and press the
ENTER
key to
implement.
START
CAL
Starts the calibration in SWR, Return Loss, Cable Loss, or DTF measurement
modes (not available in Spectrum Analyzer mode). Follow the text in the lower
left message area that instructs you to do the following:
q
CONNECT OPEN TO RF out PORT
, Press
ENTER
The Site Master then measures the calibration “open” that you must attach to
the end of the test port or transmission line.
q
CONNECT SHORT TO RF out PORT
, Press
ENTER
The Site Master then measures the calibration “short” that you must attach to
the end of the test port or transmission line.
q
CONNECT TERMINATION TO RF out PORT
, Press
ENTER
The Site Master then measures the 50
W
termination (load) that you must at-
tach to the end of the test port or transmission line.
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.).
3-4
Chapter 3 Functions and Operations
