Agilent Technologies 54621A Sprinkler User Manual


 
5-3
Solving General Problems with the Oscilloscopes
This section describes how to solve general problems that you may
encounter while using the 54621A/22A/24A Oscilloscopes and the
54621D/22D Mixed-Signal Oscilloscopes to make measurements.
After troubleshooting the oscilloscope, if you need to replace parts,
refer to the “Replaceable Parts” chapter.
If there is no trace display
Check that the power cord is connected to the oscilloscope and to a live power
source.
Check that the front-panel power switch is set to 1 (on).
Check that the display is illuminated and that the
INTENSITY knob is adjusted
correctly.
If there is no display, go to the troubleshooting procedures in this chapter.
Check that the oscilloscope probe lead wires are securely inserted into the
connector assembly and that the probe clips make good contact with the probe
lead wires.
Check that the probe clips are securely connected to points in the circuit under
test, and that the ground is connected.
Check that the circuit under test is powered on.
Press the Autoscale key.
Reset the oscilloscope.
To reset the entire oscilloscope, press and hold any softkey and switch the
oscilloscope power on. Release the softkey when the display appears.
Obtain service from Agilent Technologies, if necessary.
service.book Page 3 Wednesday, December 18, 2002 8:35 AM