Technical data

67
Agilent U4154A Logic Analyzer
Service Guide
Agilent Technologies
5
Troubleshooting
To use the flowcharts 68
To run the self tests 74
Self-Test Descriptions 70
To exit the test system 75
To test the cables 76
This chapter provides instructions for troubleshooting a
U4154A module that is not operating correctly.
The troubleshooting consists of flowcharts, self- test
instructions, and a cable test.
If you suspect a problem, start at the top of the first
flowchart. During the troubleshooting instructions, the
flowcharts will direct you to perform the self- tests or the
cable test.
The service strategy for the U4154A module is the
replacement of defective assemblies. You can return this
module to Agilent Technologies for all service work,
including troubleshooting. Contact your nearest Agilent
Technologies Sales Office for more details.
CAUTION
Electrostatic discharge can damage electronic components. Use
grounded wrist-straps and mats when you perform any service to
this instrument or to the modules in it.