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Troubleshooting
RSA3303A & RSA3308A Service Manual
6- 75
Modify the signal generator
controls as follows:
Frequency: 100 MHz
Level: --50 dBm
Is
the spectrum
displayed with correct
amplitude?
No
Change the reference level from
--20 to --42 dBm in one dB step
on the analyzer.
Yes
Replace RF5 module.
Modify the signal generator
controls as follows:
Frequency: 100 MHz
Level: 0 dBm
Change the reference level from
+30 to +10 dBm in one dB step
on the analyzer.
Is
the spectrum
displayed with correct
amplitude?
No
Yes
Replace the step attenuator 1.
Perform the gain calibration
(Refer to page 5--16).
Does the
display report
any errors?
Unplug the coaxial cable W119 from
J302 on the A100 Interconnection
board (See Figure 6--38/6--39).
Using another spectrum analyzer,
measure the output at the connector.
Is
the spectrum
measured as follows?
Frequency: 50 MHz
±
10 Hz
Amplitude: --30 dBm
±
3 dB
No
Yes
Does
the output level
increase to --18 dBm
±
2 dB
transiently when pressing the
Calibrate Gain
side key?
Replace
Step attenuator 1 or
A100 Interconnection board.
Yes
Replace A100 Interconnection board.
No
Unplug the coaxial cable W13 from
J301 on the A100 Interconnection
board (See Figure 6--38/6--39).
Using another spectrum analyzer,
measure the output at the connector.
Is
the spectrum
measured as follows?
Frequency: 50 MHz
±
10 Hz
Amplitude: --30 dBm
±
3 dB
Yes
No
Replace RF4 module.
RF2 band check
(RSA3308A only)
Modify the analyzer controls
as follows:
Center frequency: 3.5 GHz
Span: 1 MHz
Reference level: 0 dBm
Is
the spectrum
displayed with correct
frequency and
amplitude?
No
Modify the signal generator
controls as follows:
Frequency: 3.5 GHz
Level: --10 dBm
Yes
No
Yes
RSA3308A
RSA3303A
From page 6--74
To page 6--76
Figure 6- 35: Troubleshooting procedure 3 — Signal path (Cont.)
Содержание RSA3300A
Страница 4: ......
Страница 12: ...Table of Contents viii RSA3303A RSA3308A Service Manual...
Страница 16: ...Service Safety Summary xii RSA3303A RSA3308A Service Manual...
Страница 20: ...Preface xvi RSA3303A RSA3308A Service Manual...
Страница 22: ...Introduction xviii RSA3303A RSA3308A Service Manual...
Страница 23: ...Specifications...
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Страница 43: ...Operating Information...
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Страница 46: ...Operating Information 2 2 RSA3303A RSA3308A Service Manual...
Страница 47: ...Theory of Operation...
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Страница 55: ...Performance Verification...
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Страница 109: ...Adjustment Procedures...
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Страница 145: ...Maintenance...
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Страница 190: ...Removal and Installation Procedures 6 44 RSA3303A RSA3308A Service Manual Figure 6 21 Mother board removal...
Страница 213: ...Removal and Installation Procedures RSA3303A RSA3308A Service Manual 6 67 Figure 6 32 Rear panel modules...
Страница 214: ...Removal and Installation Procedures 6 68 RSA3303A RSA3308A Service Manual...
Страница 231: ...Options...
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Страница 234: ...Options and Accessories 7 2 RSA3303A RSA3308A Service Manual...
Страница 235: ...Electrical Parts List...
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Страница 238: ...Electrical Parts List 8 2 RSA3303A RSA3308A Service Manual...
Страница 239: ...Diagrams...
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Страница 242: ...Diagrams 9 2 RSA3303A RSA3308A Service Manual...
Страница 249: ...Mechanical Parts List...
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Страница 255: ...Replaceable Parts RSA3303A RSA3308A Service Manual 10 5 1 2 3 4 5 6 7 8 9 10 2 11 12 13 14 Figure 10 1 External modules...
Страница 261: ...Replaceable Parts RSA3303A RSA3308A Service Manual 10 11 1 2 RF4 RF2 RF3 RF5 3 4 5 Figure 10 4 RF modules...
Страница 279: ...Replaceable Parts RSA3303A RSA3308A Service Manual 10 29 1 2 3 4 5 6 7 8 9 10 11 12 Figure 10 13 Chassis modules 2...
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