Getting Started With Troubleshooting; Check The Basics - Keysight Technologies N5224/5A Service Manual

Troubleshooting

Getting Started with Troubleshooting

Getting Started with Troubleshooting
Where you begin troubleshooting depends upon the symptoms of the failure.
Start by checking the basics as outlined in the following section. Also review
the flowchart in
where in the troubleshooting procedure to begin, to locate the failed assembly.

Check the Basics

A problem can often be solved by repeating the procedure you were following
when the problem occurred. Before calling Keysight Technologies or returning
the instrument for service, please perform the following checks:
1. Is there power at the mains receptacle? If not, correct this situation and
2. Is the instrument turned on? Check to see if the front panel line switch
3. Is the Windows® operating system running? If not, refer to
4. If other equipment, cables, and connectors are being used with the
5. Review the procedure for the measurement being performed when the
6. If the instrument is not functioning as expected, return the unit to a known
7. Is the measurement being performed, and the results that are expected,
8. If the problem is thought to be due to firmware, check to see if the
9. If the necessary test equipment is available, perform the operator's check
4-4
Figure 4-1 on page
proceed.
displays a light. This indicates the power supply is on. If the front panel
line switch is on but the power supply does not appear to be on, go to
"Power Up Troubleshooting" on page
System Recovery" on page 8-17
instrument, make sure they are clean, connected properly and operating
correctly.
problem appeared. Are all the settings correct? If not, correct them.
state by pressing the UTILITY
within the specifications and capabilities of the instrument? Refer to the
embedded help in the analyzer for instrument specifications.
instrument has the latest firmware before starting the troubleshooting
procedure. Refer to "Firmware Upgrades" on page 8-16
and system verification in
4-5. You should then be able to determine
4-6.
for instructions.
key.
Preset
Chapter 3, "Tests and Adjustments."
Keysight N5224A/25A Service Guide
"Operating
for instructions.