Name: Anritsu VNA Master MS2024B
Brand: Anritsu
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Removal and Replacement 6-9 GPS (Option 31) Replacement

Model MS20xxB MM PN: 10580-00303 Rev. D 6-25

Note

The PCB Assembly that is shown in Figure 6-18 is not a VNA Master, but the removal steps are

appropriate.

Figure 6-18. Removing the GPS Module from the Main/VNA board (SPA board set to the side)

Remove

2 screws

Remove nut and washer

from GPS SMA connector

Default Chapter3
- Safety Symbols3
- Table of Contents5
Chapter 1-General Information11
- Product Description12
  - Frequency Ranges12
  - Standard Accessories12
- Related Documents13
- Options13
- Anritsu Customer Service Centers13
- Recommended Test Equipment14
- Replaceable Parts and Assemblies17
- Performance Verification Procedures20
Chapter 2-VNA Performance Verification23
- Frequency Accuracy23
  - Equipment Required23
  - Procedure23
- Transmission Dynamic Range24
  - Equipment Required24
  - Procedure24
- Return Loss Measurement Accuracy Verification25
  - Equipment Required25
  - Procedure25
Chapter 3-Spectrum Analyzer Performance Verification27
Residual Spurious Response28
- Equipment Required28
- Procedure28
Displayed Average Noise Level (DANL)30
- Equipment Required30
- Procedure30
Frequency Accuracy32
- Equipment Required32
- Related Tests33
- Single Side Band (SSB) Phase Noise34
  - Equipment Required34
  - Procedure34
Spurious Response (Second Harmonic Distortion)36
- Procedure36
Input Related Spurious (IRS) Signals39
- Equipment Required39
- Procedure39
Resolution Bandwidth Accuracy43
- Equipment Required43
- Procedure43
Amplitude Accuracy46
- 50 Mhz Amplitude Accuracy Verification46
- Equipment Required46
- Procedure46
- Amplitude Accuracy Across Frequency Verification50
- Equipment Required50
- Procedure50
Third Order Intercept (TOI)56
- Procedure56
Chapter 4-Options Performance Verification61
- VNA Mode Bias Tee (Option 10) Operational Check62
  - Equipment Required62
  - Procedure62
- GPS (Option 31) Operational Check64
  - Equipment Required64
  - Procedure64
- Spectrum Analyzer Frequency Accuracy with GPS on66
  - Equipment Required66
  - Procedure66
Chapter 5-Battery Information69
- Introduction69
- Battery Pack Removal and Replacement70
  - Battery Pack Information72
Chapter 6-Removal And Replacement73
- Figures of Instrument Construction73
  - Removal and Replacement Instructions74
Internal Anatomy of All Four VNA Master Models75
- First Step for Opening the Case75
- Screws on Case Back76
- Basic Case Parts77
- Ms20Xxb Instrument Overview78
Internal Anatomy of Ms202Xb79
- Ms202Xb Separating Case Back from Case Front79
- Ms202Xb Parts in Case Front80
- Ms202Xb Connector Panel81
Internal Anatomy of Ms203Xb82
- Ms203Xb Separating Case Back from Case Front82
- Ms203Xb Parts in Case Front83
- Ms203Xb Connector Panel84
- PCB Assembly out of Case92
- PCB Cable Connections94
  - GPS (Option 31) Replacement96
  - 6-10 Ethernet PCB Assembly (Option 411) Replacement98
- Ethernet PCB Assembly99
  - Main/Vna PCB Assembly Replacement100
Section 6-6 "Opening the Instrument Case100
- Section 6-9 "GPS (Option 31) Replacement100
Section 6-11 "Main/Vna PCB Assembly Replacement100
- 6-12 Main/Vna/Dsp PCB Assembly Replacement101
Section 6-12 "Main/Vna/Dsp PCB Assembly Replacement101
- 6-13 Fan Assembly Replacement102
Section 6-13 "Fan Assembly Replacement102
- 6-14 LCD Assembly Replacement104
Section 6-14 "LCD Assembly Replacement104
- 6-15 LCD Backlight PCB Removal and Replacement107
Section 6-15 "LCD Backlight PCB Removal and Replacement107
- 6-16 Keypad and Keypad PCB Replacement108
Section 6-16 "Keypad and Keypad PCB Replacement108
- 6-17 Touch Screen Replacement109
Section 6-17 "Touch Screen Replacement109
Chapter 7-Troubleshooting111
- Turn-On Problems111
- Operating Problems112
- Other Issues114
Appendix A-Test Records115
- Introduction115
- A-1 Introduction115
MS2024B Test Record116
- VNA Frequency Accuracy116
- VNA Transmission Dynamic Range116
- VNA Return Loss Measurements Accuracy116
MS2025B Test Record117
- VNA Frequency Accuracy117
- VNA Transmission Dynamic Range117
- VNA Return Loss Measurements Accuracy117
MS2034B Test Record118
- VNA Frequency Accuracy118
- VNA Transmission Dynamic Range118
- VNA Return Loss Measurements Accuracy118
- Spectrum Analyzer Residual Spurious Response118
- Spectrum Analyzer Displayed Average Noise Level (DANL119
- Spectrum Analyzer Frequency Accuracy119
- Spectrum Analyzer Frequency Accuracy (Option 31, GPS119
- Spectrum Analyzer Single Side Band (SSB) Phase Noise120
- Spectrum Analyzer Spurious Response (Second Harmonic Distortion120
- Spectrum Analyzer Input Related Spurious (IRS) Signals120
- Spectrum Analyzer Resolution Bandwidth Accuracy121
- Spectrum Analyzer Amplitude Accuracy122
- Spectrum Analyzer Amplitude Accuracy (Continued123
- Spectrum Analyzer Amplitude Accuracy (Continued125
- Spectrum Analyzer Amplitude Accuracy (Continued126
- Spectrum Analyzer Amplitude Accuracy (Continued127
- Third Order Intercept128
MS2035B Test Record129
- VNA Frequency Accuracy129
- VNA Transmission Dynamic Range129
- VNA Return Loss Measurements Accuracy129
- Spectrum Analyzer Residual Spurious Response130
- Spectrum Analyzer Displayed Average Noise Level (DANL131
- Spectrum Analyzer Frequency Accuracy132
- Spectrum Analyzer Frequency Accuracy (Option 31, GPS132
- Single Side Band (SSB) Phase Noise132
- Spectrum Analyzer Spurious Response (Second Harmonic Distortion133
- Spectrum Analyzer Input Related Spurious (IRS) Signals133
- Spectrum Analyzer Resolution Bandwidth Accuracy134
- Spectrum Analyzer Amplitude Accuracy135
- Spectrum Analyzer Amplitude Accuracy (Continued136
- Spectrum Analyzer Amplitude Accuracy (Continued137
- Spectrum Analyzer Amplitude Accuracy (Continued138
- Spectrum Analyzer Amplitude Accuracy (Continued139
- Spectrum Analyzer Amplitude Accuracy (Continued140
- Spectrum Analyzer Amplitude Accuracy (Continued141
- Third Order Intercept142

Anritsu VNA Master MS2024B Maintenance Manual

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Brand	Anritsu
Model	VNA Master MS2024B
Category	Measuring Instruments
Language	English