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Service Guide
Assembly-Level Repair
The 8590 Series Analyzers Assembly-Level Repair Service Guide
provides the information needed to adjust and repair the
8590 E-Series
and L-Series spectrum analyzers, the
8591C cable TV
Analyzer
and
8594Q QAM
Analyzer to the assembly level.
The 8590 Series Analyzers Component-Level Repair Service Guide
provides component-level information for the repair of
individual
Analyzer assemblies. The binder contains Component-Level
Information Packets (CLIPs) for selected assemblies. Each CLIP
contains component-level schematics, a component parts list, and
illustrations for component location by reference
designator. Each CLIP
has its own part number which is changed whenever the part
number
for its related
Analyzer assembly is changed. A list of all
CLIP part
numbers for the 8590 E-Series and L-Series spectrum
analyzers, 8591C
cable TV analyzers, and
8594Q QAM analyzers is provided in
Chapter
12 of this service guide.
The guide is divided into the following chapters.
• Chapter 1, “Introduction,” contains information on the
analyzer
identification, firmware revisions and upgrades, and safety and
reliability considerations.
• Chapter 2, “Making Adjustments,” contains the adjustment
procedures needed to adjust the
Analyzer to meet its
specifications.
• Chapter 2a, “Making Adjustments: 3335A Source Not Available,”
contains the adjustment procedures needed to adjust the
Analyzer to
meet its specifications when a 3335A source is not available.
• Chapter 3, “Backing Up and Reloading Correction Constants,”
contains information for safe-guarding the correction data
stored in
the
Analyzer and restoring the
Analyzer memory.
• Chapter 4, “Troubleshooting the
Analyzer,” contains
information for
starting to troubleshoot a
Analyzer failure.
• Chapter 5, “Troubleshooting the IF Section,” contains specific
troubleshooting information for selected assemblies in the
IF section
and the A15 Motherland assembly.
• Chapter 6, “Troubleshooting the RF Section,” contains
troubleshooting information for the RF and LO sections of
the 8590 E-Series and L-Series spectrum
Analyzer and
8591C cable
TV
Analyzer. The information is separated by the following tabs.
• Chapter 6a, “8590L,
8591C and 8591E,” contains specific
troubleshooting information for selected assemblies within
the RF
and LO sections of the
8590L
8591E spectrum analyzers, and
8591C:cable TV analyzers.
• Chapter 6b, “8592L/94L,
8594Q
and
8593E.94E/95E/96E,”
contains specific troubleshooting information for selected
assemblies
within the RF and LO sections of the
8592L
8594L
8593E
8594E
8595E,
8596E spectrum analyzers, and the
8594Q QAM
Analyzer.
• Chapter 7, “Replacing Major Assemblies,” contains
instructions for
the removal and replacement of most major assemblies.
• Chapter 8, “Contacting
Agilent Technologies,” contains
information
on how to contact
Agilent Technologies and return the
Analyzer for
repair.
• Chapter 9, “Assembly Descriptions and Block Diagrams,”
contains
information and block diagrams describing
Analyzer operation and
individual assemblies.
•Chapter 10, “Analyzer Options and Block Diagrams,” contains
information on the available
Analyzer options.
•Chapter 11, “Major Assembly and Cable Locations,” contains
figures identifying all major assemblies and cables.
•Chapter 12, “Replaceable Parts,” contains information needed to
order assemblies and component-level information for the
analyzer.
•Chapter 13, “Softkey Descriptions,” contains a description
of the
calibration, service, and diagnostic softkeys.
•Chapter 14, “Analyzer Messages,” contains a description of the
Analyzer messages that are displayed when there is a problem
with
the
Analyzer.
•Chapter 15, “Service Equipment and Tools,” contains information
about equipment and tools used to service the
Analyzer.
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