Anritsu MU181800A, Руководство по эксплуатации

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Chapter 8 Troubleshooting
8-2.
8.1 Problems Discovered during Module Replacement
Table 8.1-1 Remedies for problems discovered during replacement of MU181800A/B
Symptom Location to Check Remedy
A module is not
recognized.
Is the module
installed properly?
Install the module again by referring to Section 2.3
“Installing and Removing Modules” in the
installation guide.
Are the appropriate
modules installed?
To check the appropriate modules and software
version of the MU181800A/B, access to “MP1800
Series Signal Quality” on your Web site
( http://www.anritsu.com ). Right-click the “MP1800
Series Signal Quality” and you can access to your
area website.
If the appropriate modulus are not recognized, it
may have failed. Contact an Anritsu Service and
Sales office.
Contact information can be found on the last page of
the printed version of this manual, and is available
in a separate file on the CD version.
8.2 Problems Discovered during Use of MU181800A/B
Table 8.2-1 Remedies for problems discovered during use of MU181800A/B
Symptom Location to Check Remedy
Output waveform is
defective
Is the cable loose? Tighten the connector.
Is the unused output
connector terminated?
Terminate it properly.
Do the cables used
have good
high-frequency
characteristics?
Use application part J1349A: coaxial cable, 0.3 m.
Is the input clock
signal used within the
specification range?
Connect a signal that meets the input specifications
for Clock Input.
Is the measurement
system for waveforms
set as shown in
Section 6.3
“Performance Test
Item?”
Check the performance test procedure again.
If a problem cannot be solved using any of the items listed above,
perform initialization and check the items again. If the problem still
occurs, contact an Anritsu Service and Sales office. Contact information
can be found on the last page of the printed version of this manual, and
is available in a separate file on the CD version.