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Troubleshooting
RSA3303A & RSA3308A Service Manual
6- 71
This procedure helps you
determine whether the LCD display
or the CPU module is bad.
Turn on the analyzer.
Does
the initial screen
appear correctly?
Does
the analyzer
respond correctly when
the front-panel keys
are pressed?
Yes
Yes
Change the reference level (AMPLITUDE
→
Ref Level) in one dB step by rotating
the general purpose knob.
No
Can you
hear the relays
working?
Is
the analyzer
shut down correctly when
the ON/STANDBY switch
is pressed?
Yes
Yes
Display and CPU system is OK.
No
No
Unplug the coaxial cable W30 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: 51.20 MHz
Amplitude: +16 dBm
±
3 dB
Connect an external display to the VGA
output connector on the side panel.
Is
the screen
shown normally on
the external
display?
Replace
LCD display,
LCD inverter, or
A62 Front connection board
Replace
A40 DIFP board
1
,
A40 Memory board
2
, or
A50 Mother board
No
Yes
Yes
Did
the BIOS setup
screen appear when
starting up the
analyzer?
No
No
Unplug the coaxial cable W30 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: 51.20 MHz
Amplitude: +16 dBm
±
3 dB
Replace
Hard disk drive or
A62 Front connection board
No
Yes
Replace the CPU board.
Yes
Replace RF5 module.
Replace RF5 module.
1
S/N B020000 and above.
2
S/N below B020000 and J300100 and above.
Figure 6- 34: Troubleshooting procedure 2 — Display and CPU system
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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