Agilent Technologies N5241A Manuals

Manuals and User Guides for Agilent Technologies N5241A. We have 1 Agilent Technologies N5241A manual available for free PDF download: Service Manual

Agilent Technologies N5241A Service Manual (354 pages)

2-Port and 4-Port PNA-X Microwave Network Analyzers

Brand: Agilent Technologies | Category: Analyzers | Size: 24.11 MB

Table of Contents
5
Safety and Regulatory Information
11
Information in this Chapter
12
Chapter One At-A-Glance
12
Safety Symbols
13
General Safety Considerations
13
Safety Earth Ground
13
Before Applying Power
13
Servicing
14
Electrostatic Discharge Protection
16
Regulatory Information
17
Instrument Markings
17
Lithium Battery Disposal
18
General Product Information
19
Information in this Chapter
20
Chapter Two At-A-Glance
20
Maintenance
21
Physical Maintenance
21
Electrical Maintenance
21
Analyzer Options Available
21
Options as Upgrades
21
Option H08, Pulsed RF Measurement Capability
21
Option H85, High Power Configuration Capability
21
Option 010, Time Domain Operation
22
Option 020, Add if Inputs for Antenna and Millimeter-Wave
22
Option 021, Add Pulse Modulator to 1St Internal Source
22
Option 022, Add Pulse Modulator to 2Nd Internal Source
22
Option 025, Add Four Internal Pulse Generators
22
Option 029, Noise Figure Measurement Capability
22
Option 080, Frequency Offset Measurements
23
Option 082, Scalar Calibrated Converter Measurements
23
Option 083, Vector and Scalar Calibrated Frequency Converter Measurements
23
Option 1CM, Rack Mount Kit for Instruments Without Handles
23
Option 1CP, Rack Mount Flange Kit for Instruments with Handles
23
Option 200, Standard 2-Port Configuration
23
Option 219, 2-Port with Extended Power Range and Bias Tees
24
Option 224, 2-Port with 2Nd Source, Combiner, and Mechanical Switches
24
Option 400, Standard 4-Port Configuration
24
Option 419, 4-Port with Extended Power Range and Bias Tees
24
Option 423, 4-Port with Combiner, and Mechanical Switches
24
Option 551, N-Port Calibrated Measurements
24
Option 897, Built-In Tests for Commercial Calibration
25
Option 898 Built-In Tests for Standards Compliant Calibration
25
Calibration Options
26
Analyzer Upgrades Available
27
Analyzer Accessories Available
29
CD-RW Drive-N4688A
29
USB Hub-N4689A
29
Pulse I/O Adapter-N1966A
29
Required Service Test Equipment
30
Agilent Support, Services, and Assistance
33
Service and Support Options
33
Contacting Agilent
33
Shipping Your Analyzer to Agilent for Service or Repair
33
Tests and Adjustments
35
Information in this Chapter
36
Conventions Used for Hardkeys, Softkeys, and Menu Items
36
Chapter Three At-A-Glance
36
Before You Begin
38
Verify the Operating Environment
38
Protect against Electrostatic Discharge (ESD)
38
Allow the Analyzer to Warm up
38
Review the Principles of Connector Care
39
About System Verification and Performance Tests
40
System Specifications
40
Instrument Specifications
40
System Verification Procedure
41
Performance Tests
41
Certificate of Calibration
42
ANSI/NCSL Z540-1-1994 Verification
43
Non-ANSI/NCSL Z540-1-1994 Verification
44
Preliminary Checks
45
The Operator's Check
45
The Test Port Cable Checks
47
System Verification
54
What the System Verification Verifies
54
Measurement Uncertainty
55
Measurement Traceability
56
Performing System Verification
57
Performance Tests
63
Source Power Accuracy Test
63
Source Maximum Power Output Test
64
Source Power Linearity Test
64
Frequency Accuracy Test
65
Trace Noise Test
65
Receiver Compression Test
66
Noise Floor Test
67
Calibration Coefficients Test
68
Dynamic Accuracy Test
69
Adjustments
70
10 Mhz Frequency Reference Adjustment
71
IF Gain Adjustment
72
Synthesizer Bandwidth Adjustment
72
Source Adjustment
73
Receiver Adjustment
74
Receiver Characterization
77
EE Default Adjustment
77
Noise Figure Adjustment (Available Only with Option 029 Installed)
78
Troubleshooting
81
Information in this Chapter
82
Chapter Four At-A-Glance
82
Conventions Used for Hardkeys, Softkeys, and Menu Items
83
Operating the Analyzer with Covers Removed
83
Protect against Electrostatic Discharge (ESD)
83
Assembly Replacement Sequence
83
Getting Started with Troubleshooting
84
Check the Basics
84
Troubleshooting Organization
85
Power up Troubleshooting
86
Power Supply Check
87
Troubleshooting LCD Display Problems
92
Front Panel Troubleshooting
93
A3 Display Test
95
Checking the A2 USB Board
96
A1 Front Panel Interface Board
96
Rear Panel Troubleshooting
97
Checking the USB Ports
97
Checking the CONTROLLER Port
97
LAN Troubleshooting
98
Measurement System Troubleshooting
103
Before You Begin-Consider: Where Do You See a Problem
103
Verifying the A, B, C, D, and R Traces (Standard S-Parameter Mode)
105
Where to Begin Troubleshooting
107
Checking the Source Group
109
Checking the Signal Separation Group
113
Checking the Receiver Group
117
Instrument Block Diagrams Sheet 1
122
Instrument Block Diagrams Sheet 2
124
Theory of Operation
125
Information in this Chapter
126
Chapter Five At-A-Glance
126
Network Analyzer System Operation
127
Functional Groups of the Network Analyzer
128
Synthesized Source Group Operation
131
Basic Operation
131
A4, A13, and A11 13.5 Ghz Synthesizer Boards
134
A5 and A8 26.5 Ghz Source Boards
134
A21 Multiplier/Amplifier 26.5 Board (HMA26.5)
135
A10 Frequency Reference Board
135
A19 Test Set Motherboard
136
Signal Separation Group Operation
140
Configurable Test Set
140
A25-A28 Bridges
141
A29-A32 Test Port Couplers
141
A34-A37 65-Db Source Step Attenuators and A38-A41 Bias Tees (Optional)
144
A46-A49 Mechanical Switches and A50 Combiner (Optional)
144
Receiver Group Operation
145
A42-A45 35-Db Receiver Step Attenuators (Optional)
145
A33 Reference Mixer Switch
145
A23 and A24 Mixer Bricks
145
A20 if Multiplexer Board
146
A12 SPAM Board (Analog Description)
148
Noise Measurement Group Operation (Option 029)
151
A52 and A53 Test Port 1 and 2 Option 029 Switches
151
A54 Test Port 2 Option 029 Bridge
151
A55 Noise Downconverter
151
A7 Noise Receiver Board
151
Digital Processing and Digital Control Group Operation
153
Front Panel Subgroup
155
Data Acquisition and Processing Subgroup
156
Power Supply Group Operation
158
Replaceable Parts
159
Information in this Chapter
160
Chapter Six At-A-Glance
160
Ordering Information
161
Assembly Replacement Sequence
161
Rebuilt-Exchange Assemblies
162
Replaceable Parts Listings
163
Front Panel Assembly, Front Side, All Options
168
Front Panel Assembly, Back Side, All Options
170
Top Assemblies, All Options
172
Top Cables, All Cables-All Options
174
Bottom Assemblies, Standard 2-Port Configuration, Option 200
176
Bottom RF Cables, Standard 2-Port Configuration, Option 200
178
Bottom Ribbon Cables and Wire Harnesses, Standard 2-Port Configuration, Option
180
Bottom Assemblies, 2-Port, Option 219 (Including Option 029)
182
Bottom RF Cables, 2-Port, Option 219 Without Option 029
184
Bottom RF Cables, 2-Port, Option 219 with Option 029
186
Bottom Assemblies, 2-Port, Option 224 (Including Option 029)
190
Bottom Assemblies, 4-Port, Option 419 (Including Option 029)
204
Bottom RF Cables, 4-Port, Option 419 Without Option 029 (Ports 1 and 2)
206
Bottom RF Cables, 4-Port, Option 419 with Option 029 (Ports 1 and 2)
208
Bottom RF Cables, 4-Port, Option 419 Without Option 029 (Ports 3 and 4)
210
Bottom RF Cables, 4-Port, Option 419 with Option 029 (Ports 3 and 4)
212
Bottom Assemblies, 4-Port, Option 423 (Including Option 029)
216
Bottom RF Cables, 4-Port, Option 423 Without Option 029 (Ports 1 and 2)
218
Bottom RF Cables, 4-Port, Option 423 with Option 029 (Ports 1 and 2)
220
Bottom RF Cables, 4-Port, Option 423 Without Option 029 (Ports 3 and 4)
222
Bottom RF Cables, 4-Port, Option 423 with Option 029 (Ports 3 and 4)
224
Top Hardware and Miscellaneous Parts, All Options
228
Bottom Hardware and Miscellaneous Parts, All Options Except 029
230
Bottom Hardware and Miscellaneous Parts, Option 029
232
Internal Hardware and Miscellaneous Parts, All Options
234
External Hardware and Miscellaneous Parts, All Options
236
Rear Panel Assembly, All Options
238
Miscellaneous Part Numbers
240
Repair and Replacement Procedures
243
Information in this Chapter
244
Chapter Seven At-A-Glance
244
Personal Safety Warnings
245
Electrostatic Discharge (ESD) Protection
245
Removal and Replacement Procedures
246
Removing the Covers
248
Removing and Replacing the Front Panel Assembly
250
Removing and Replacing the A1-A3 and Other Front Panel Subassemblies
252
Removing and Replacing the A4-A13 Boards
256
Removing and Replacing the A14 System Motherboard
258
Removing and Replacing the A15 Midplane Board
260
Removing and Replacing the A16 Power Supply Assembly
262
Removing and Replacing the A17 CPU Board Assembly
264
Removing and Replacing the A18 GPIB Board
266
Removing and Replacing the A19 Test Set Motherboard
268
Removing and Replacing the A20 if Multiplexer Board
270
Removing and Replacing the A21 HMA26.5
272
Removing and Replacing the A22 Splitter
274
Removing and Replacing the A23 and A24 Mixer Bricks
276
Removing and Replacing the A25-A28 Bridges and Bridge Mounting Brackets
278
Removing and Replacing the A29-A32 Test Port Couplers
280
Removing and Replacing the A33 Reference Mixer Switch
282
Removing and Replacing the A34-A37 Source Attenuators, the A38-A41 Bias Tees, and the A42-A45 Receiver Attenuators
284
Removing and Replacing the A38-A41 Bias Tees
286
Removing and Replacing the A46-A49 Bypass Switches and the A50 Combiner
288
Removing and Replacing the A51 Hard Disk Drive (HDDA)
290
Removing and Replacing the A52 and A53 Option 029 Test Port Switches
296
Removing and Replacing the A54 Option 029 Test Port 2 Bridge and the A55 Option 029 Noise Downconverter
298
Removing and Replacing the Rear Panel
300
Removing and Replacing the Front Panel LED Boards
302
Removing and Replacing the Fans
304
Removing and Replacing the Lithium Battery
306
Post-Repair Procedures
310
General Purpose Maintenance Procedures
313
Information in this Chapter
314
Chapter Eight At-A-Glance
314
Conventions Used for Hardkeys, Softkeys, and Menu Items
314
Error Terms
315
Using Error Terms as a Diagnostic Tool
315
Performing Measurement Calibration
316
Using Flowgraphs to Identify Error Terms
316
Accessing Error Terms
320
Error Term Data
322
Option Enable Utility
325
Accessing the Option Enable Utility
325
Option Entitlement Certificate
325
Enabling or Removing Options
326
Repairing and Recovering Option Data
327
Installing or Changing a Serial Number
328
Firmware Upgrades
329
How to Check the Current Firmware Version
329
Downloading from the Internet
329
Operating System Recovery
330
Recovering from Hard Disk Drive Problems
330
Correction Constants
331
Storing Correction Constants
331

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Agilent Technologies N5241A Service Manual (354 pages)

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