User`s guide

Getting Started 2
E6651A User’s Guide 23
Oven Cold When the Oven Controlled Crystal Oscillator (OCXO), used to
generate the internal reference clock, has not sufficiently
'warmed up' for reliable operation, the O.C. Indicator is
illuminated in red.
Pause This indicator lights up when the Pause button is pressed
during Test Set operation.
Item Value: The Item Value shows the current value of the parameter
selected to be modified.
Up/Down Digit
Cursor
This indicator marks the position of the digit selected for
modification. Use the Arrow Keys to select the digit you
want to modify. Increase or decrease the value of the
selected digit using the Arrow Keys or the Knob.
Modulation
Output
This area displays the status of the Modulation. When the
Modulation is on, this area is highlighted in green.
Lab Application
Status
When the Test Set interoperates with the E6655A WiMAX
Lab Application to connect to an external IP network this
area is highlighted in green.
Remote control
Status
When Test Set is remote controlled, this area is highlighted
in yellow.
10M Clock Status This area displays status of 10MHz clock.