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FieldFox MW VNA N9925A
Agilent Technologies FieldFox MW VNA N9925A Manuals
Manuals and User Guides for Agilent Technologies FieldFox MW VNA N9925A. We have
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Agilent Technologies FieldFox MW VNA N9925A manual available for free PDF download: Service Manual
Agilent Technologies FieldFox MW VNA N9925A Service Manual (156 pages)
Brand:
Agilent Technologies
| Category:
Measuring Instruments
| Size: 4.78 MB
Table of Contents
Table of Contents
5
1 Safety and Regulatory Information
9
Information in this Chapter
10
Safety Symbols
11
General Safety Considerations
11
Safety Earth Ground
11
Before Applying Power
12
Servicing
12
Electrostatic Discharge Protection
13
Regulatory Information
14
Instrument Markings
14
Battery Disposal
15
2 General Product Information
17
Information in this Chapter
18
Maintenance
18
Physical Maintenance
18
Electrical Maintenance
18
Analyzer Models
19
Analyzer Options
20
Option Descriptions
21
Agilent Support, Services, and Assistance
24
Service and Support Options
24
Calibration Options
24
Contacting Agilent
25
Shipping Your Analyzer to Agilent for Service or Repair
25
3 Tests and Adjustments
27
Information in this Chapter
28
Before You Begin
29
Protect against Electrostatic Discharge (ESD)
29
Allow the Analyzer to Warm up
29
Review the Principles of Connector Care
30
Service Test Equipment
31
Before Returning an Instrument to a Customer
32
Operational Check
33
Required Equipment
33
Procedure
33
Performance Tests (Agilent N7841A Software Package)
35
Performance Verification Tests
35
Adjustments (Agilent N7841A Software Package)
36
Adjustments
36
4 Troubleshooting
37
Information in this Chapter
38
Protect against Electrostatic Discharge (ESD)
39
Assembly Replacement Sequence
39
Getting Started with Troubleshooting
40
Check the Basics
40
Troubleshooting Organization
41
Power up Troubleshooting
42
Front Panel Group Troubleshooting
43
Checking Display Brightness and Sound
43
Checking the Front Panel Keys
43
USB and SD Card Slot Ports
44
Measurement Group Troubleshooting
45
Problems in NA Mode
45
Problems in SA Mode
47
5 Theory of Operation
51
Information in this Chapter
52
Analyzer System Operation
53
Functional Groups of the Analyzer
53
Front Panel Group
55
A3 Front Panel Interface Board
55
A2 LCD Assembly
56
Measurement Group
57
A4 RF Board
57
A5 System Board
63
A6 SOM Board
67
A7 Real Time Clock Board
67
Main Battery
67
Grounding and Power
68
Grounding
68
Voltages and Power Supplies
68
Power Control and Management
69
Battery Related Information
70
Operation in Modes
72
CAT, NA, and VVM Modes
74
SA and CPM Mode
74
Power Meter Mode
75
Temperature Related Information
75
User Calibration in CAT, NA, and VVM Modes
76
Factory Calibration (Calready)
76
Quickcal
76
Mechanical Calibration
77
Firmware Related Information
78
General Description
78
User Accessible Files
78
Operational Files
78
Erase User Data Utility
78
Error Log
79
Firmware Upgrades
79
LAN Interface
80
6 Replaceable Parts
81
Information in this Chapter
82
Ordering Information
83
Assembly Replacement Procedure
84
Replaceable Parts Listings
85
Entire Analyzer
85
Front Panel Group
86
Measurement Group
88
Case Group
91
Miscellaneous Parts
93
7 Repair and Replacement Procedures
95
Information in this Chapter
96
Personal Safety Warnings
97
Safety Earth Ground
97
Electrostatic Discharge (ESD) Protection
97
Assembly Replacement Sequence
98
Removal and Replacement Procedures
99
Removing and Replacing the Main Battery
100
Removing and Replacing the Case Group Parts
102
Removing and Replacing the Front Panel Group Assemblies
115
Removing and Replacing the Measurement Group Assemblies
121
Post-Repair Procedures
138
Manual Checks and Procedures
139
8 General Purpose Maintenance and Service Procedures
141
Information in this Chapter
142
Service Related User Operations
143
To View Currently Installed Options
143
To View the Current Firmware Revision, Etc
143
To View the Error Log
143
To View Temperature Readings
144
Erase User Data Utility
144
Options
145
To View Currently Installed Options
145
Re-Installing Options
145
Firmware Upgrades
146
To Check the Current Firmware Revision
146
Miscellaneous Service and Maintenance
147
Cleaning the Display
147
Battery Maintenance
147
Appendix A Fieldfox S-Parameter Measurement Uncertainty, for System Verification
150
Corrected Measurement Uncertainty
151
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