Agilent N5181A/82A MXG Signal Generators User’s Guide 141
11 Troubleshooting
• Display on page 142
• Signal Generator Lock- Up on page 142
• RF Output on page 143
— No RF Output
— Power Supply Shuts Down
— No Modulation at the RF Output
— RF Output Power too Low
— Distortion
— Signal Loss While Working with a Spectrum Analyzer
— Signal Loss While Working with a Mixer on page 144
• Sweep on page 146
— Cannot Turn Off Sweep
— Sweep Appears Stalled
— Incorrect List Sweep Dwell Time
— List Sweep Information is Missing from a Recalled Register
— Amplitude Does Not Change in List or Step Sweep on page 146
• Internal Media Data Storage on page 147
— Instrument State Saved but the Register is Empty or Contains the Wrong State
• External Media Data Storage on page 147
— Instrument Recognizes External Media Connection, but Does Not Display Files
• Preset on page 147
— The Signal Generator Does Not Respond
— Pressing Preset Performs a User Preset
• Error Messages on page 148
• Front Panel Tests on page 149
• Self Test on page 149
• Licenses on page 150
• Contacting Agilent Technologies on page 151
— Returning a Signal Generator to Agilent
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