Self-Test Indication, Lsn Tlk Srq Rem | HP 8517B instruction

Troubleshooting the Test Set

Troubleshooting Procedures

Figure 5-7 HP 8518B Test Set, A4 Board Assembly LEDs

Table 5-4 Instrument Self-Test Indicator State Definitions

Self-Test Indication	LSN	TLK	SRQ	REM	Time (Following Power-On)

PWON	ON	ON	ON	ON	0 to 0.5 seconds

Start ROM Test	OFF	ON	ON	ON	on briefly (a flash)

HP 8517B S-Parameter Test Set Manual 5-11

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HP 8517B manual Self-Test Indication, Lsn Tlk Srq Rem

Contents

HP 8517B Parameter Test Set Restricted Rights Legend What You’ll Find in This Manual… Certification Warranty Warranty Assistance Service and Support Instrument Markings Safety and Regulatory Information Safety Earth Ground Italics Typeface Conventions HP 8517B S-Parameter Test Set Manual Contents Installation Specifications HP 8517B Test Set Replacement Procedures HP 8517B Replaceable Parts Contents-6HP 8517B S-Parameter Test Set Manual Getting Started How to Use This Manual Test Set Description Test Set Description Option 004, HP 8517B Test Set Block Diagram Options HP 8517B Test Set Option Description HP 8517B Test Set OptionsHP 8517B Options and Descriptions HP 8517B Test Set Options Verifying Test Set Operation Verifying Test Set OperationTest Set Operation Verification Maintaining Measurement Accuracy Maintaining Measurement Accuracy Instruments Supported by This Manual Instruments Supported by This Manual Source Firmware Revision Compatibility Matrix Instrument Firmware Compatibility Option Description Service and Support Options AvailableService and Support Options Service and Support Options Available Accessories AccessoriesAccessories Available HP 8517B Test Set Accessories Available Accessory Model Number Contents or Description Recommended Test Equipment Critical Recommended Model Use SpecificationsRecommended Test Equipment Recommended Test Equipment Operating and Safety Precautions Operating and Safety PrecautionsSafety Precautions Maximum Input Power Levels 14HP 8517B S-Parameter Test Set Manual 2Installation Initial Inspection Initial Inspection Anti-rotation Clamps RF Source Cable, Rack Configuration RF Source Cable, Bench-top Configuration Installing the Test Set Into a System Rack Installing the Test Set Into a System RackInstalling the Test Set on a Bench Recommended Static-Free Workstation Configuration Configuring the Test Set in a System Configuring the Test Set in a System Replacing O-Rings in Anti-Rotation Clamps Connecting the System CablesConnection Instructions and Connector Descriptions Packaging the Test Set Packaging the Test Set 8HP 8517B S-Parameter Test Set Manual Front-Panel Description Front-Panel Features Rear-Panel Features Port 1 Bias Controlling Multiple Test SetsActive devices under test HP 8517B S-Parameter Test Set Manual Multiple Test-Set Connections Initialization at Power-Up Selecting a Test Set Selecting a Test Set When Multiple Units are Configured New Address With Switch #1 With Switch #2 Measurement Calibration Measuring High-Power Devices with Option Changing the Test Port Attenuators Changing Signal Path States After System Calibration Storing Trace Memories Viewing Normalized Parameters Default to Memory Instrument State Local Auxiliary Menus System Making Operational Checks Performance Verification Attach the first clamp Using Anti-Rotation Clamps Positioning the thumb-screw Using a Torque Wrench Correctly Visually Aligning Clamp and Nut Flats Positioning the connector Attaching the second clamp Using Anti-Rotation ClampsAligning the thumb-screw HP 8517B S-Parameter Test Set Manual HP 8510/HP 8517B Supplemental Characteristics Mechanical SpecificationsSupplemental Characteristics HP 8510/HP 8517B Mechanical Specifications 3HP 8517B S-Parameter Test Set Manual HP 8517B S-Parameter Test Set Manual Troubleshooting the Test Set Theory of Operation RF Source PowerTheory of Operation Theory of Operation LO Signal Control Troubleshooting Sequence Troubleshooting Sequence Equipment Type HP Part Number Equipment Needed But Not SuppliedEquipment Required, But Not Supplied Power Supply Voltages to A27 Troubleshooting ProceduresAssembly Power Supply Voltages to A15 Power Supply Fuses and Test Points Fuse Location Instrument HP-IB Switch Setting Active LED Location If the Self-Test Fails to Run Properly LSN TLK SRQ REM Self-Test Indication Service Adapter Connections Using the Service Adapter Most likely in the source or the test set. Refer to Service Adapter ConclusionsHP 85102 is working properly. The problem is Results Observations Testing Signal Paths Isolating Signal Path ProblemsUnratioed Power Test Drive Port Test switch to restore factory default conditions Testing Paths 5 10 RF Path 1 and Path 2, HP 8517B Standard Test Set 11 RF Path 3 and Path 4, HP 8517B Standard Test Set 12 RF Path 5 and Path 6, HP 8517B Standard Test Set 13 RF Path 1 through Path 4, HP 8517B Option 007 Test Set 14 RF Signal for Path 1 through Path 4, HP 8517B Option 15 RF Path 5 and Path 6, HP 8517B Option Most Probable Failures B indicates Bad indicates Good Sample DiagnosticsTest Results for Path 1 through Path 24HP 8517B S-Parameter Test Set Manual HP 8517B Test Set Replacement Procedures ESD-Safe Workstation Configuration Performance Tests Adjustments Equipment Needed But Not Supplied Replacement-Procedure Tools NeededTools Used for Procedure HP Part Number HP 8517B Major Assembly Location Diagram A14, A10 to A13 Frequency Converter Assembly Assembly Replacement ProceduresInitial Precautions Switch/Splitter Replacement A18 Switch/Splitter Assembly C1 to C4 Filter Capacitors Regulator Board Replacement Filter Capacitor ReplacementA15 Regulator Board Assembly Diagram of 2.4 mm Test Port Connector Mm Test Port Connectors B1 Fan Assembly Fan Assembly ReplacementPower Transformer Replacement This procedure. Disconnect the ac power cord before starting A1 Front Panel and Interface Board Assembly Front Panel Interface Board ReplacementRing Replacement Anti-Rotation Clamp O-Ring Replacement A16 or A17 Port Attenuators Bias Tees Replacement A7 and A9 Bias TeesTest Port Attenuator A6 and A8 Test Port Couplers A23 to A26 Buffer Amplifiers A22 Input Amplifier AssemblyInput Amplifier Buffer Amplifier A27 Post Regulator Board Assembly Post Regulator Board Replacement 14HP 8517B S-Parameter Test Set Manual Rebuilt-Exchange Assemblies Introduction To Order Parts . . . . Fast Assembly Fuse SwitchMeter Electron Tube Recovery Diode, Varactor Ordering Information Manufacturer Names and Addresses Standard Abbreviations Shaped hole Depletion ModeDecoder Degree Helical Male, Maximum, Mega, Mi, Milli, ModeHardware Hexadecimal, Hexagon, Hexagonal Miter Opt Optical, Option, Optional Picoampere, Power AmplifierPad, Power Dissipation Miniature Plastic Pico Farad, Power FactorSubminiature, A-Type Threaded Connector Package Ambient Temperature, Tantalum Subminiature, B-Type Slip-on ConnectorSubminiature, C-Type Threaded Connector Teeth, temperature, Thickness, Time, Timed, Tooth, Typical Abbreviation Prefix Multiple Multipliers, Abbreviation and Description Power Cable and Plug Part Numbers Part number Instrument FusesFuse Name Location Hewlett-Packard pays postage on boxes mailed in the U.S.A Low Cost Rebuilt-Exchange Procedure Description Major Assembly Reference Designator and Parts Information Major Assembly Locations in the Standard HP 8517B Test Set Cable Assembly A8J2 to A9J2 Cable Assembly AT1 to A10J2Cable Assembly A8J3 to A11J2 Cable Assembly A6J3 to A12J2 Flexible Cable Assemblies in the Standard HP 8517B Test Set 18HP 8517B S-Parameter Test Set Manual Miscellaneous Parts, Front Panel HP 8517B Test Set 10 Test Port Connector Assembly Components 11 Miscellaneous Parts, Rear Panel HP 8517B Test Set Washer-LK Intl T 7/16 in 0.439-IN-ID Teflon Cable SleeveLine Module Retainer Clips Washer-LK Intl T 3/8 in 0.377-IN-ID Detailed Views of Hardware Stack-Ups 12 Miscellaneous Parts, Top Internal View C1 C4 0180-2671 13 Miscellaneous Parts, Motherboard2200-0107 Machine Screws Connector-PC Edge 2-Rows XA5 XA6 to XA14 Not Assigned XA15 Connector 5-PIN M Post TypeConnector Post Type 0.100-PIN-SPCG 14-CONT Connector 5-PIN M Post Type J8 and J9 14 Parts Unique to HP 8517B Option 001 Test Set Cable Assembly, A3J3 to J10A7 Cable Assembly, A2J9 to J10A4Cable Assembly, A2J6 to J10A2 Cable Assembly, A2J12 to J10A3 15 Parts Unique to HP 8417B Option 002 Test Set Cable Assembly, A12J3 to Port 1 J13Cable Assembly, A13J3 to Port 2J14 16 Parts Unique to HP 8517B Option 004 Test Set Cable Assembly, AT7 to A9J1Cable Assembly, A8J3 to A17J2 Cable Assembly, A17J1 to A11J2 Input Amplifier Post Regulator Board Assembly Beneath A22 Input Amplifier17 Parts Unique to HP 8517B Option 007 Test Set 08516-60021 DB Attenuators A6 Coupler to A23 HP Part NumberFront Panel J7 to A22 Input Amplifier A22 Input Amplifier to A18J5 18 Parts Unique to Option 002 plus Option 19 Parts Unique to Option 004 plus Option 20 Instrument Chassis Replaceable Parts 36HP 8517B S-Parameter Test Set Manual HP 8517B S-Parameter Test Set Manual Index-1 Index Index-2HP 8517B S-Parameter Test Set Manual