HP 8517B Manual de usuario Pagina 70
- Pagina / 136
- Tabla de contenidos
- SOLUCIÓN DE PROBLEMAS
- MARCADORES
Valorado. / 5. Basado en revisión del cliente
5-10
HP 8517B S-Parameter Test Set Manual
Troubleshooting the Test Set
Troubleshooting Procedures
Figure 5-6 The ACTIVE LED Location
If the Self-Test Fails to Run Properly
If the portion of memory holding the self-test program is faulty, the self-test
will not run properly. If any of the following conditions occur, it indicates
thattheA4HP-IBboardislikelytobefaulty.
• All LEDs flash briefly, then turn off
• All LEDs flash briefly and stay on
• The ACTIVE LED turns on too quickly after power on
• The ACTIVE LED does not turn on at all
- HP 8517B 1
- S-Parameter Test Set 1
- Restricted Rights Legend 2
- HP 8517B S-Parameter Test Set 3
- Warranty 4
- Service and Support 6
- Instrument Markings 7
- Safety Earth 8
- Path Name 9
- Contents 11
- Contents-2 12
- Contents-3 13
- Contents-4 14
- Contents-5 15
- Contents-6 16
- Getting Started 17
- Test Set Description 18
- HP 8517B Test Set Options 20
- Verifying Test Set Operation 21
- Accessories 26
- 11900-90003) 27
- Recommended Test Equipment 28
- Power Level Test Port 29
- Installation 31
- Initial Inspection 32
- Installing the Test Set 34
- Connecting the System 36
- Replacing O-Rings in 36
- Anti-Rotation Clamps 36
- Packaging the Test Set 37
- Front-Panel Features 39
- Rear-Panel Features 40
- Multiple Test-Set Connections 43
- Measurement Calibration 46
- • recalls the cal set 46
- ≤+17 dBm 47
- Calibration 48
- Storing Trace 49
- Memories 49
- Viewing Normalized 49
- Parameters 49
- {SELECT DEFAULTS} 50
- {DEFAULT to MEMORY: 2} 50
- Making Operational Checks 51
- Performance Verification 52
- Using Anti-Rotation Clamps 53
- Positioning the thumb-screw 54
- Positioning the connector 55
- Aligning the thumb-screw 56
- Attaching the second clamp 56
- Specifications 58
- Rear Panel RF Connectors 59
- Troubleshooting the Test Set 61
- Theory of Operation 62
- Troubleshooting Sequence 65
- Equipment Needed 66
- But Not Supplied 66
- A15 Primary Regulator 67
- Board Assembly 67
- A27 Post-Regulator Board 67
- Assembly 67
- Troubleshooting Procedures 68
- HP 85102 IF 72
- Amplifier Test 72
- Using the Service Adapter 72
- Service Adapter Conclusions 73
- Isolating Signal Path 74
- Problems 74
- TestingPaths5and6 76
- HP 8517B, Option 007 80
- Unratioed Power Test 80
- Finding the Faulty 83
- Performance Tests 86
- Adjustments 86
- Switch/Splitter 89
- Replacement 89
- Frequency Converter 89
- Regulator Board 90
- Filter Capacitor 90
- Test Port Connector 91
- Fan Assembly 92
- Power Transformer 92
- WARNING 93
- Front Panel and 94
- Interface Board 94
- Test Port Coupler 95
- Test Port Attenuator 95
- Input Amplifier 96
- Buffer Amplifier 96
- Post Regulator Board 97
- • Telephone 1-(800) 227-8164 100
- HP 8517B Replaceable Parts 101
- Abbreviation Prefix Multiple 108
- Table 7-5 Instrument Fuses 110
- *Components not visible 114
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