Agilent Technologies E5071C Service Manual page 179

Figure 4-2 Primary trouble isolation flowchart
Display and Boot-up Problems
Power on
Display on screen?
Yes
Stop in booting process?
No
Power-on self test pass?
Yes
Go to Function Specific
Troubleshooting*
(To Check the LCD)
Problems on Measurement Performance and Measurement Result
Power on
Diagnostics test
No
Diagnostics test pass?
e5071cse1118
Chapter 4
Go to No Display
No
Troubleshooting
Go to Booting Process
Yes
Troubleshooting
Go to Troubleshooting
No
Using Diagnostics Test
* In case of display scan,
brightness and color
problems.
Go to Diagnostics Test
Failure Troubleshooting
To Troubleshoot the Instrument
Problems on Front Panel, Keyboard,
Mouse, LCD Display, Hard Disk
Drive, Video Output, GPIB Interface
and External Trigger Input.
Power on
Go to Function Specific
Troubleshooting
Performance test
Go to Performance test
No
Performance test pass?
Failure Troubleshooting
Yes
End
Troubleshooting
179