Contents - Table Of Contents
- Table Of Contents
- Table Of Contents
- Table Of Contents
- Table Of Contents
- Table Of Contents
- Table Of Contents
- Table Of Contents
- Table Of Contents
- Electrostatic Discharge (ESD) Information
- Handling of Electronic Components and ESD
- Getting Started with Troubleshooting
- Running Self–Test
- A18 CPU Turn–On Test
- Checking the A18 CPU Voltages
- No Instrument Control From the Front Panel
- Self–Test Failures and Related Troubleshooting
- troubleshooting
- Troubleshooting Assembly–Level Problems
- Self–Test Errors
- power supply
- Self–Tests 22xx: A8 Output Self–Test Errors
- Self–Tests 24xx: A38 Lowband Filter Self–Test Errors
- Self–Tests 25xx: A43 Amp Filter Self–Test Errors
- Self–Tests 26xx: A8 Output Self–Test Errors
- Self–Tests 27xx: A46 Offset Loop Self-Test Errors (Option UNY)
- Troubleshooting Unlocks
- A7 Reference Unlock
- Sampler Unlocked
- Internal Pulse Generator Unlock
- Troubleshooting Unlevels
- Troubleshooting Performance Test Problems
- Troubleshooting the RF Path
- Troubleshooting RF Power Levels
- Troubleshooting Pulse Modulation
- Troubleshooting AT1 Attenuator
- Troubleshooting Harmonic Spurious
- GHz Models
- GHz and 44 GHz Models Only
- and 67 GHz Models Only
- Troubleshooting Non–Harmonic Spurious
- Troubleshooting Option UNR/UNX/UNY and Instruments with Serial Prefixes ≥ US4805/MY4805 Phase Noise
- Overall Description
- Input/Output Interface
- Frequency Generation
- A6 Frac–N
- A7 Reference
- A9 YIG Driver
- Reference/Synthesis Loop Description
- A5 Sampler (CW mode only)
- A8 Output
- A38 Switch Filter and A43 Lowband Amp Filter (Option 1EH)
- Reference/Synthesis Loop
- RF Path Description (Frequency Generation, Level Control, and Modulation)
- A23 Lowband Coupler/Detector, A24 Highband Coupler, and A25 High Band Detector
- A30 Modulation Filter
- A36 Quadraplier (Analog Models > 40 GHz)
- ALC Loop
- Modulation (Option UNT–AM, FM, ΦM, UNU–Standard Pulse, and UNW–Fast Pulse)
- Digital Modulation
- Approximate Device Gains and Losses
- Vector Low Band RF Path
- Self–Test Overview
- Contacting Keysight Technologies
- Keysight Sales and Service Offices
- Ordering Information
- Frequency, Hardware, and Personality Options
- Assemblies
- Assemblies from the Inside Front Panel View
- Assemblies from a Top View
- Assemblies from a Microcircuit Deck View
- Assemblies from a Bottom View
- A18BT1 Lithium Battery
- Cables
- Hardware
- Front Panel View
- Disassembled Front Panel View
- Disassembled Rear Panel View
- Disassembled AT1 90dB/115dB Attenuator View (Option 1E1)
- Disassembled A24 20GHz Highband Coupler and A25B Highband Detector Bias Board (Option 521)
- Disassembled A24 50GHz Highband Coupler and A25B Highband Detector Bias Board
- Disassembled A24 67GHz Highband Coupler and A25B Highband Detector Bias Board
- Microcircuit Interface Deck Top View
- Main Chassis and MID Bottom View
- mm RF Output Connector (Option 567 Only)
- mm RF Output Connector
- APC 3.5 RF Output Connector (Options 513 and 520 Only)
- Type-N RF Output Connector (Option 1ED Models Only)
- Main Chassis with Inside Cover and Right-Side Support Wall
- Outer and Inner Instrument Covers and Associated Parts
- Miscellaneous
- Accessories
- Abbreviations Used in Part Descriptions
- Before You Replace an Assembly
- Assemblies That You Can Replace
- Outer Instrument Cover
- Inner Instrument Cover
- Front Panel
- Replacement Procedure
- A1 Keyboard
- A2 Display
- Tools Required
- A3 Power Switch
- A4 Inverter (serial number prefix < US/MY5XXX3XXX only)
- A45 Frac-N and A46 Offset
- A11 Pulse/Analog Modulation Generator
- A12 Pulse Modulator Board
- A13 I/Q MUX (E8267D Standard or with Option
- A14 Baseband Generator (E8267D Only)
- A17 Baseband Generator Interface (E8267D Only)
- A18BT1
- A19 Power Supply
- A20 SMI (Source Module Interface)
- A21 Rear–Panel Interface
- A22 Line Module
- A23 Lowband Coupler/Detector
- A24 40 GHz Highband Coupler (Option 540)
- A24 50 GHz Highband Coupler (Options 532 and 544)
- A24 67 GHz Highband Coupler (Options 550 and 567)
- A25 20 GHz Highband Detector (Options 503, 509, 513, 520, & 521)
- A25 40 GHz Highband Detector (Option 540)
- A25 50 GHz Highband Detector (Options 532 and 544)
- A25 67 GHz Highband Detector (Options 550 and 567)
- A25B Highband Detector Bias Board
- A26 MID (Microcircuit Interface Deck)
- A27 40 GHz Doubler (Option 540)
- A27 40 GHz Doubler (Options 532 and 544 only)
- A28 YIG Oscillator
- A29 20 GHz Doubler
- A30 Modulation Filter (Standard and Option 1EA/1EU)
- A31 Motherboard (E8257D & E8663D)
- A31 Motherboard (E8267D)
- A32 10 MHz Crystal Oscillator
- A33 6dB PAD (Options 503, 509, 513, 520, and 521)
- A33 10dB PAD (Options 532 and 544)
- Rear Panel (Standard)
- Rear Panel (Option 1EM)
- A34 Internal Hard Drive (E8267D Only - Discontinued)
- A35 3–20 GHz I/Q Modulator (E8267D Only - Standard or with Option 015)
- A36 Quadraplier (Options 550 and 567)
- A37 Upconverter (E8267D Only)
- A38 Lowband Switch Filter
- A39 Directional Sweep Coupler
- A40 Compact Flash Drive Assembly
- A41 Flash Drive Door Assembly
- A42 20 GHz Power Amp (Option 521)
- A43 Lowband Amp Filter
- A44 Scan Modulation Bias Adapter (E8257D-520 and E8663D Only)
- AT1 90 dB Attenuator
- AT1 115 dB Attenuator
- AT1 90 dB Attenuator (Option 1EM)
- AT1 115 dB Attenuator (Option 1EM)
- Post–Repair Procedures Matrix
- CPU Configuration
- safety and regulatory
- general safety considerations
|
Contents9A4 Inverter (serial number prefix < US/MY5XXX3XXX only) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 277Tools Required . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 277Removal Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 277Replacement Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 277A5 Sampler, A6 Frac–N, A7 Reference(Standard and Option UNR/UNX/UNY), A8 Output,A45 Frac-N and A46 Offset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 279Tools Required . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 279Removal Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 279Replacement Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 279A9 YIG Driver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 281Tools Required . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 281Removal Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 281Replacement Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 281A10 ALC. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 283Tools Required . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 283Removal Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 283Replacement Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 283A11 Pulse/Analog Modulation Generator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 285Tools Required . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 285Removal Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 285Replacement Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 285A12 Pulse Modulator Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 287Tools Required . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 287Removal Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 287Replacement Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 287A13 I/Q MUX (E8267D Standard or with Option 015)(Serial Prefixes Tools Required . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 289Removal Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 289Replacement Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 289A13 I/Q MUX (E8267D Standard or with Option H16/016)(Serial Prefixes ≥ US4722/MY4722) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 291Tools Required . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 291Removal Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 291Replacement Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 292A14 Baseband Generator (E8267D Only) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 293Tools Required . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 293Removal Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 293Replacement Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 293A17 Baseband Generator Interface (E8267D Only) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 295Tools Required . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 295Removal Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 295Replacement Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 295A18 CPU . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 297Tools Required . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 297Removal Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 297
|
