Technical data

82 6000 Series Oscilloscopes Service Guide
4 Troubleshooting
✔ Check that the oscilloscope probe’s BNC connector is
securely attached to the oscilloscope’s input connector.
✔ Check that the probe clips are securely connected to
points in the circuit under test.
✔ Check that the circuit under test is powered on.
You may have pressed the AutoScale key before an input
signal was available.
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
(6000A Series models) or switch on the analog channel
by selecting Analog from the menu bar of the Remote
Front Panel (6000L Series models).
b Press the digital channels (D15 Thru D0) key until it is
illuminated (6000A Series models with the MSO option)
or switch on the digital channels by selecting Digital
from the menu bar (6000L Series models with the MSO
option). Ensure that the desired channels are turned
on.
✔ Press the AutoScale key to automatically set up all
channels.
6000_series_service_guide.book Page 82 Friday, March 23, 2007 2:43 PM