60 5000 Series Oscilloscopes Service Guide
4 Troubleshooting
Performing the checks listed here ensures that the signals
from the circuit under test will be seen by the oscilloscope.
Perform the remaining checks in this topic to make sure the
oscilloscope channels are on, and to obtain an automatic
setup.
✔ Check that the desired oscilloscope channels are turned on.
a Press the analog channel key until it is illuminated.
✔ Press the AutoScale key to automatically set up all channels.