15 Reference
408 InfiniiVision Oscilloscopes User’s Guide
To synchronize the timebase of two or more instruments
The oscilloscope can output it’s 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 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.
The oscilloscope will output it’s 10 MHz reference signal at TTL levels.
To clean the oscilloscope
1 Remove power from the instrument.
2 Clean the external surfaces of the oscilloscope with a soft cloth dampened with a
mixture of mild detergent and water.
3 Make sure that the instrument is completely dry before reconnecting it to a power
source.
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