User`s guide

18 E6651A User’s Guide
2 Getting Started
Frequency Use this button to set frequency- related values including
Center Frequency, Frequency Offset, Resolution Bandwidth
(RBW), Channel Bandwidth (CBW) and SPAN. The Center
Frequency is used as the starting point for frequency
parameter adjustment.
Mode Use this button to select the BSE (Base Station Emulator),
SA (Signal Analyzer) or SG (Signal Generator) mode of
operation.
Measure Use this button to display the Measurement Menu in SA
mode. When the unit is in BSE or SG mode, pressing this
button switches the mode to SA. SA measurement selections
available in this mode include Spectrum Analysis, WiMAX
Modulation Analysis, I/Q input Analysis, Error Vector
Spectrum Analysis, and CCDF.
System This button displays the Mode Setup Menu including options
for Input Source Selection, Reference Clock Selection, Trigger
On/Off Selection, I/Q Output Level Adjustment, Connect
E6655A On/Off Selection, Machine ID Adjustment, UL
Permbase Adjustment and I/Q Reverse On/Off Selection.
Preset Use this button to revert most parameters to their default
values and some are unaffected.
Pause Use the Pause button to stop Test Set operation in BSE or
SA mode. When Pause status is active, PAU in Setting
Window is lit in red.
Local Use this to return the Test Set to front panel control after
remote interface operation.
Bk Sp Press the Bk Sp (back space) key to delete the selected digit.
ENT Press the Enter key to apply inputs and terminate input
selection.
Yes This button is used to confirm the action or choice
presented in the Yes/No window
No Press this button to terminate the Test Set GUI.
RF Press this button to generate an RF modulation signal. Both
the RF and MOD functions must be enabled to generate a
WiMAX output signal.
MOD Press this button to generate a modulation signal. Both the
RF and MOD functions must be enabled to generate a WiMAX
output signal.