Agilent Technologies DSO-X 4022A, User Manual

Page: 341 / 488

Utility Settings
20
Agilent InfiniiVision 4000 X-Series Oscilloscopes User's Guide 341
If the externally supplied sample clock signal is lost, a hard unlock will
occur. The lock symbol in the upper right part of the display will become
an unlocked padlock icon and the oscilloscope will stop acquiring data.
The oscilloscope will resume sampling when the externally supplied
sample clock becomes stable again.
To synchronize the timebase of two or more instruments
The oscilloscope can output its 10 MHz system clock for the purpose of
synchronization with other instruments.
1
Connect a BNC cable to the BNC connector labeled 10 MHz REF on the
rear panel of the oscilloscope.
2 Connect the other end of the BNC cable to the instrument(s) that will
accept the 10 MHz reference signal. Put a 50
Ω
termination at the input
to the other instrument to terminate the signal.
3 Press [Utility] > Options > Rear Panel > Ref Signal .
4 Use the Entry knob and the Ref Signal softkey to select 10 MHz output.