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Troubleshooting
6- 74
RSA3303A & RSA3308A Service Manual
Replace
A10 A/D board,
A40 DIFP board
1
, or
A20 DDC board
2
Reconnect the W32 cable.
Unplug the coaxial cable W31 on the
RF3 module (See Figure 6--37).
Using another spectrum analyzer,
measure the output at the connector.
Is
the spectrum
measured as follows?
Frequency: 39 MHz
±
10 Hz
Amplitude: --20 dBm
±
1 dB
No
Yes
Unplug the coaxial cable W207 on
the RF2 module (See Figure 6--37).
Using another spectrum analyzer,
measure the output at the connector.
Is
the spectrum
measured as follows?
Frequency: 39 MHz
±
10 Hz
Amplitude: --18 dBm
±
3 dB
No
Yes
Replace RF5 module.
Unplug the coaxial cable W208 on
the RF5 module (See Figure 6--37).
Using another spectrum analyzer,
measure the output at the connector.
Is
the spectrum
measured as follows?
Frequency: 383 MHz
±
10 Hz
Amplitude: --5 dBm
±
3 dB
No
Unplug the coaxial cable W29 on the
RF4 module (See Figure 6--37).
Using another spectrum analyzer,
measure the output at the connector.
Is
the spectrum
measured as follows?
Frequency: 47.875 MHz
±
10 Hz
Amplitude: --5 dBm
±
3 dB
Replace RF5 module.
Yes
Unplug the coaxial cable W201 on
the RF3 module (See Figure 6--37).
Using another spectrum analyzer,
measure the output at the connector.
Is
the spectrum
measured as follows?
Frequency: 4232 MHz
±
10 Hz
Amplitude: --33 dBm
±
3 dB
No
Replace RF4 module.
No
Replace
RF2 module or
RF4 module.
Yes
Yes
Check gain and offset values of
the RF3 module in the service
menu. Refer to
Reconfiguration of
RF Modules
on page 5--31.
Are the
gain and offset values
set correctly?
Replace
RF2 module or
RF4 module.
Enter the correct gain and offset
values of the RF3 module. Refer to
Reconfiguration of RF Modules
on
page 5--31.
Restart the analyzer.
Yes
No
From page 6--73
To page 6--75
1
S/N B020000 and above.
2
S/N below B020000 and J300100 and above.
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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