Agilent Technologies E8663B Service Manual
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Agilent Technologies E8663B Service Manual

Agilent Technologies E8663B Service Manual

Analog signal generator
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Service Guide
Agilent Technologies
E8663B Analog Signal Generator
For the latest revision of this guide, go to http://www.agilent.com/find/e8663b and click Product Library.
Part Number: E8663-90009
Printed in USA
June 2008
© Copyright 2006-2008 Agilent Technologies, Inc.

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  • Page 1 Service Guide Agilent Technologies E8663B Analog Signal Generator For the latest revision of this guide, go to http://www.agilent.com/find/e8663b and click Product Library. Part Number: E8663-90009 Printed in USA June 2008 © Copyright 2006-2008 Agilent Technologies, Inc.
  • Page 2 Notice The material contained in this document is provided “as is”, and is subject to being changed, without notice, in future editions. Further, to the maximum extent permitted by applicable law, Agilent disclaims all warranties, either express or implied with regard to this manual and to any of the Agilent products to which it pertains, including but not limited to the implied warranties of merchantability and fitness for a particular purpose.

  • Page 3: Table Of Contents

    Troubleshooting AT1 Attenuator ......... . 1- 45 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 4 Save Money with Rebuilt- Exchange Assemblies ........3- 1 Shipping a Defective Assembly Back to Agilent Technologies ......3- 2 Frequency, Hardware, and Personality Options.
  • Page 5 Replacement Procedure ..........2- 10 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 6 ..........2- 30 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 7 Removal Procedure........... 2- 54 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 8 Certification ............5- 2 viii Agilent E8663B Analog Signal Generator Service Guide...
  • Page 9 Basic Function Commands • Analog Commands • SCPI Command Compatibility Service Guide • Troubleshooting • Replaceable Parts • Assembly Replacement • Post- Repair Procedures • Safety and Regulatory Information Key Help • Key function description Agilent E8663B Analog Signal Generator Service Guide...
  • Page 10 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 11: Troubleshooting

    Always handle a printed circuit board assembly by its edges. This reduces the possibility of ESD damage to components, and prevents contamination of exposed plating. Agilent E8663B Analog Signal Generator Service Guide...

  • Page 12: Getting Started With Troubleshooting

    • If the Self Test passed: “The current status of self test is: Success All self tests have passed.” • If the Self- Test failed: “The current status of self test is: Failed.” The message also reports the most independent failure. Agilent E8663B Analog Signal Generator Service Guide...

  • Page 13: A18 Cpu Turn-On Test

    5. If either of the voltages are missing, refer to “Power Supply Troubleshooting” on page 1- 6. If DS9 and DS10 are on, proceed to “Checking the A18 CPU Voltages” on page 1- Agilent E8663B Analog Signal Generator Service Guide...

  • Page 14: Checking The A18 Cpu Voltages

    Error Messages If error messages are reported after the turn–on check is completed, refer to the Error Messages list, located on the E8663B Signal Generator Documentation Set CD (part number E8663- 90010) for details. Agilent E8663B Analog Signal Generator Service Guide...

  • Page 15: Self-Test Failures And Related Troubleshooting

    1100 Power Supply A26 Micro Interface Deck “Self–Tests 12xx: A26 MID Self–Test Errors” on page 1- 29 1200 Power Supply 1201 Mod Filter 1202 20 GHz Doubler 1204 RF Path 1205 LB Pulse Mod Agilent E8663B Analog Signal Generator Service Guide...
  • Page 16 “Self–Tests 22xx: A8 Output Self–Test Errors” on page 1- 34 2200 Ground and PTAT Test 2201 Prelevel Loop Test 2202 Switched Filters Test 2203 ALC Mod System Test 2204 Pulse Mod System Test 2205 RF Path Test Agilent E8663B Analog Signal Generator Service Guide...

  • Page 17: Troubleshooting Assembly-Level Problems

    The A2 Display brightness can be adjusted from 50 (high brightness) to 1 (low brightness) using the RPG, arrow keys, or the numeric keypad. Other display features located under the Utility > Display softkey, include a screen saver and inverse video. Agilent E8663B Analog Signal Generator Service Guide...
  • Page 18 34, 36, 37, 39, 40 If >21V check the power supplies. If the power supplies are good, replace the motherboard. The pulse state signals are control lines, clock, and data for the LCD. Agilent E8663B Analog Signal Generator Service Guide...
  • Page 19 J9−1, 2, 3, 8 to 15 Refer Figure 1- 1 on page 1- 9. If these signals are good, replace the LCD. If these signals are not good, replace the power switch/flat panel interface board. Agilent E8663B Analog Signal Generator Service Guide...
  • Page 20 5. If both signals are correct, press the faulty hardkey or softkey while monitoring the KEYCOL or KEYROW on the oscilloscope. The KEYCOL line should pulse low; the KEYROW line should pulse high. If either line does not function properly, replace the front panel board. 1-10 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 21 P112- 17, 18, P112- 3, 28 A10 ALC P122- 4 P122- 28 P122- 2, 27 A11 Mod Gen P132- 4 P132- 28 P132- 2, 27 A12 Pulse Modulator J14- 10 J14- 9 1-11 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 22 –5.2 Vdc –3 Vdc +3.5 Vdc +6.5 Vdc +12 Vdc Voltage A2 Display P11- 43 A3 Power Supply P231- 12, P231- 80 13, 52, 53 A5 Sampler P22- 2, 17 P22- 4, 19 1-12 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 23 A29 20 GHz Doubler J32- 4 J32- 8 J32- 1, 3 A30 Mod Filter J31- 4 J31- 8 J31- 1, 3 B1 Fan Fan+P25 2- 2 252- 2 Fan- P252- 1 P252- 1 1-13 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 24 +15 Standby LED on the motherboard. This is controlled by the +15 Standby line supplied by the power supply, which is routed via the motherboard to the front panel. To troubleshoot, turn the instrument off and follow the signal path. 1-14 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 25 3. Turn the instrument off and reinstall the assembly removed in Step 1. Remove the next assembly and see if the supply LED lights. Continue this process until the supply functions properly. 4. Replace the last assembly that you removed. 1-15 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 26 1. Turn the front panel switch on and ensure that the +15 Standby is good. 2. Verify that the ON/OFF control line is > 3.5 Vdc. The Power Switch/Flat- Panel Interface Board in the front panel assembly controls this signal. 1-16 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 27 4. Power the instrument up again and check the faulty supply. If it is still bad, power down and re- install the first assembly removed. 5. Remove the next assembly and see if that fixes the problem. Continue this process until the supply functions properly. 6. Replace the last assembly that you removed. 1-17 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 28: Self-Tests 2Xx: A5 Sampler Self-Test Errors

    3. If the supply voltages are good at the origin, replace the A31 Motherboard. 4. If the supply voltages are bad at the origin, troubleshoot the problem using that assembly’s troubleshooting procedure. 1-18 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 29 8 GHz CW, the A6 Frac–N signal should be at a frequency of 593.75 MHz and at a power level of +7 dBm. 4. If the signal is good, replace the A5 Sampler, if the signal is bad go to the A6 Frac–N troubleshooting procedure. 1-19 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 30: Self-Tests 6Xx: A9 Yig Driver Self-Test Errors

    –6.86 –7.14 Main Supply +5.2 Digital high P111- 64, 65, 129, 130 +5.04 +5.36 Main Supply +3.4 Digital Low P111- 60, 61, 62, 63, 125, 126, 127, 128 +3.29 +3.5 Main Supply 1-20 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 31 Sweep: Freq 1 MΩ Sweep Time: Auto Sweep Repeat: Continuous A positive- and negative- going signal should be present. • If the signal is present at J9, replace the A9 YIG Driver. 1-21 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 32: Self-Tests 7Xx: A6 Frac-N Self-Test Errors

    YIG Driver –5.2 P32- 4,19 –5.1 –5.3 YIG Driver –6 P32- 3, 18 –5.88 –6.12 YIG Driver 700 Ref Voltage • Replace the A6 Frac–N. 701 Loop Gain • Replace the A6 Frac–N. 1-22 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 33 • If the signal out the A29 20 GHz Doubler is good, replace the cable. • If the signal out the A29 20 GHz Doubler is bad, replace the A29 20 GHz Doubler. 1-23 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 34 • If the signals is present, replace the A6 Frac–N. • If the signal is not present, refer to A11 Pulse/Analog Modulation Generator troubleshooting. 707 Sweep Phase Detector Test 1. Replace the A6 Frac–N. 1-24 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 35: Self-Tests 9Xx: A10 Alc Self-Test Errors

    P121- 64, 65, 129, 130 +5.04 +5.36 Main Supply +3.4 Digital Low P121- 60, 61, 62, 63, 125, 126, 127, 128 +3.29 +3.5 Main Supply 900 Power Supply • Replace the 10 ALC assembly. 1-25 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 36 • If the signal is not present, refer to highband RF loop troubleshooting. • If the signal is present, replace the A10 ALC. 904 Scalar Mod Pulse • Replace the A10 ALC. 905 ALC Mod Test • Replace the A10 ALC. 1-26 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 37: Self-Tests 10Xx: A7 Reference Self-Test Errors

    . If the signal is present, replace the A7 Reference. 2. If the signal is not present, replace the internal 10 MHz standard. 1002 1 GHz Test • Replace the A7 Reference. 1-27 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 38: Self-Tests 11Xx: A18 Cpu Self-Test Errors

    +9 ±.18 Vdc 4. If the voltages are present on the A31 Motherboard, turn power off, remove the A18 CPU and inspect the connector. If the pins look good, replace the A18 CPU. 1-28 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 39: Self-Tests 12Xx: A26 Mid Self-Test Errors

    P201- 15, 16, 17, 18, 19, 20 +9.7 +10.3 Main Supply P201- 39 +7.5 +8.5 –7 P201- 40, 43, 56 –7.21 –6.79 Main Supply –5.2 P201- 41, 42 –5.30 –5.10 YIG Driver 1-29 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 40 A24 Highband Coupler and A25 Highband Detector. 1. Connect a spectrum analyzer to the RF output of the signal generator. 2. Turn the RF power on and verify the presence of an RF signal on the output. 1-30 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 41 Change the pulse period to 1 ms and the pulse width to 500 µs. • If the pulse is not present, perform the A11 Pulse/Analog Modulation Generator self–test, and follow the troubleshooting procedure. 1-31 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 42: Self-Tests 13Xx: A11 Analog/Pulse Modulation Generator Self-Test Errors

    P131- 64, 65, 129, 130 +5.04 +5.36 Main Supply +3.4 Digital Low P131- 60, 61, 62, 63, +3.29 +3.5 Main Supply 125, 126, 127, 128 1300 Power Supply • Replace the A7 Reference. 1-32 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 43 • Replace A11 Pulse/Analog Modulation Generator. 1314 External 1 • Replace A11 Pulse/Analog Modulation Generator. 1315 External 2 • Replace A11 Pulse/Analog Modulation Generator. 1316 AM Path Loss • Replace A11 Pulse/Analog Modulation Generator. 1-33 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 44: Self-Tests 22Xx: A8 Output Self-Test Errors

    3. Connect a spectrum analyzer to the A6 Frac–N RF output at J4 of the A8 Output. The signal at J4 should be at 3 GHz and ≥0 dBm. • If the signal is not present or at the correct level, replace the Frac–N. • If the signal is present, replace the A8 Output. 1-34 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 45: Troubleshooting Unlocks

    30 minutes. This is not a failure unless the message does not go off after 30 minutes. If it continues to be displayed after 30 minutes, replace the A7 Reference. 1-35 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 46: 515 10 Mhz Signal Bad

    A11 Pulse/Analog Modulation Generator. This error message is turned on if the signal generator is in phase modulation mode and there is a problem with the 10 MHz digital signal to the in phase clock. 1-36 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 47: Troubleshooting Unlevels

    Connect the RF output of the signal generator to the spectrum analyzer. Measure and record the minimum power level. c. Set the signal generator and spectrum analyzer start/stop frequencies to the next start/stop frequency in Table 1- 1-37 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 48 • Set the signal generator to a frequency between 250 kHz and 3.2 GHz. Set the amplitude so the power meter reads +21 dBm (or the maximum settable power) on cable W27 going to J3 on A30 Modulation Filter. 1-38 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 49 If the signal generator is unleveled at all frequencies, the problem is most likely the A10 ALC. a. Checking the A10 ALC: • Run a complete self–test and troubleshoot the reported failure. 1-39 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 50: Troubleshooting Adjustment Problems

    ALC Modulator Calibration A30 Modulation Filter A8 Output Attenuator Calibration- Lowband and Highband Power RF Path Attenuator Calibration- Highband and High Power RF Path Attenuator Calibration- Lowband and Low Power RF Path 1-40 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 51: Troubleshooting Adc Adjustment Failures

    6. If self–test fails, turn power off, reinstall the assemblies and remove the ribbon cable from J10 on the A26 MID (W35). 7. If self–test passes, replace the A26 MID. 8. If self–test fails, replace A18 CPU. 1-41 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 52: Troubleshooting Performance Test Problems

    “Option 509 Models” on page 1- Sub- Harmonic Spurious Non- Harmonic Spurious Refer to “Troubleshooting Non–Harmonic Spurious” on page 1- Single- Sideband Phase Noise Refer to “Troubleshooting the RF Path” on page 1- 1-42 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 53: Troubleshooting The Rf Path

    250 kHz to 2 GHz A6 Frac- N A8 Output A29 20 GHz Doubler A30 Modulation Filter A23 Lowband Coupler/Detector RF Output Connector 2 GHz to 3.2 GHz A24 Highband Coupler/Detector A8 Output 1-43 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 54: Troubleshooting Pulse Modulation

    10. If signal levels are good, replace the A8 Output. 11. If the signals are bad, check the cable continuity. If the cable is bad, replace the cable. If the cable is good replace the A11 Pulse/Analog Modulation Generator. 1-44 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 55: Troubleshooting At1 Attenuator

    –45.0 to –54.99 dBm –55.0 to –64.99 dBm –65.0 to –74.99 dBm –75.0 to –84.99 dBm –85.0 to –94.99 dBm –95.0 to –104.99 dBm >–105.0 dBm 4. If the voltages are correct, replace the attenuator. 1-45 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 56: Troubleshooting Harmonic Spurious

    Use this procedure to troubleshoot harmonic problems with a fundamental frequency between 3.2 GHz and 10 GHz. 1. Set the signal generator as follows: • Frequency: set to harmonic frequency to be measured 1-46 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 57: Troubleshooting Non-Harmonic Spurious

    These spurs are generated on the A5 Sampler. They are caused by harmonics of Spurs the A5 Sampler IF. The spurs are measured in highband at 133 kHz offset from the CW frequency. 1-47 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 58: Troubleshooting Phase Noise

    This regulation can take place on any assembly and then routed to the required assemblies. 1-48 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 59: Input/Output Interface

    The rear panel contains the power line module, LAN, GPIB, RS–232, scalar interface, and BNC connectors used for sweep interface. BNC and SMB connectors may be present on the rear panel but not operational if the option associated with that connector is not installed. 1-49 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 60: Frequency Generation

    A6 Frac–N frequency accuracy. The frequency reference for the A7 Reference can be an: • external 10 MHz signal • internal high stability 10 MHz OCXO (Oven Controlled Crystal Oscillator) and the A7 Reference 1-50 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 61 Internally generated signals up to 1 MHz can be switched to the LF Output BNC on the front panel. A11 Pulse/Analog output signals are routed as follows: Modulation Type Routed to Amplitude A10 ALC Pulse A30 Modulation Filter A8 Output Frequency and Phase A6 Frac–N 1-51 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 62 Troubleshooting Overall Description This page intentionally left blank. 1-52 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 63 Source Module Crystal Oscillator Interface GPIB Auxiliary Interface Source Settled Trigger In Trigger Out Sweep Out p-anaphoto_top A18 CPU 120 Vac A19 Power Supply A22 Line Module 240 Vac A31 Motherboard Block Diagram for the Overall E8663B Analog Signal Generator e8663b_ovr-all...

  • Page 64: Reference/Synthesis Loop Description

    A9 YIG Driver, fine tuning the YIG oscillator to the desired frequency. 1-55 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 65: A6 Frac-N

    FM coils. The main coil is used to set the frequency and for FM ≤230 Hz. The FM coil is used for FM rates >230 Hz. Both the A9 YIG Driver and the A28 YIG Oscillator contribute to phase noise between 100 KHz and 1 MHz. 1-56 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 66: A29 20 Ghz Doubler

    ≤3.2 GHz; and the A5 Sampler to provide the feedback needed for fine tune correction in CW mode • RF signal amplification and filtering Both the A29 20 GHz Doubler and the A30 Modulation Filter contribute to phase noise >3.2GHz. 1-57 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 67 Troubleshooting Reference/Synthesis Loop Description This page intentionally left blank. 1-58 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 68 1 GHz 618 to 905 MHz Output to 900 MHz A5 Sampler 155 MHz Vtune Mixer IF 12 to 155 MHz 750 MHz 900 MHz 750 MHz B Block Diagram for the E8663B Analog Signal Generator Reference / Synthesis Loop E8663b_ref_synth-loop...

  • Page 69: Rf Path Description (Frequency Generation, Level Control, And Modulation)

    UNW hardware, and the pulse diode on the A8 Output is biased on, allowing the RF signal to pass through. The pulse shaper circuitry on the A11 Pulse Modulator needs to be set using a license key to provide narrower pulse widths. 1-61 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 70: A23 Lowband Coupler/Detector, A24 Highband Coupler, And A25 High Band Detector

    In external leveling operation, the internal detectors are replaced with an external detector, so the level control voltage is provided by the external detector. The external detector must be a negative detector to provide the correct 1-62 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 71: Modulation (Am, Fm, Φm, Standard Pulse, Option Unw-Fast Pulse)

    ALC diode drive level. Because drift in that leveling circuit can occur over time in open- loop operation, it is not recommended to stay in search mode for extended periods of time without closing the loop and refreshing the ALC diode drive voltage. 1-63 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 72: Approximate Device Gains And Losses

    J1 to J4 Gain > 9 J3 to J4 Loss < 3 A24 Highband Coupler < 3.2 GHz Loss < 2.5 2–9 GHz < 0.5 AT1 (0 dB step) Loss < 2.5 1-64 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 73 Divide Detector H_BURST Front Panel ALC_MOD_OFFSET_DAC 50 ohm from from 3.2-10GHz ALC_MOD_DRIVER_ A11 Pulse / Analog A7 Reference from MOD_MUX BIAS/GAIN_DAC Modulation Generator A29 Doubler from A10 ALC and A5 Sampler Block Diagram for the E8663B Analog RF Path E8663b_rf-path...

  • Page 74: Self-Test Overview

    Select/Deselect Test • Run Highlighted Tests • Select/Deselect All • Run Selected Tests • View Details • When View Details is selected, the highlighted test’s measured value, lower, and upper limits are displayed. 1-67 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 75: Contacting Agilent Technologies

    Describe the problem: What action has been taken: If you are having a problem with performance tests or adjustments Software revision: Name of adjustment or performance test: Reported software message: Describe the problem: 1-68 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 76 Troubleshooting Contacting Agilent Technologies If you are having a problem with an application Describe what you want to do: Describe the problem: 1-69 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 77: Agilent Sales And Service Offices

    3. Seal the shipping container securely with strong, nylon adhesive tape. 4. Mark the shipping container “FRAGILE, HANDLE WITH CARE” to ensure careful handling. 5. Retain copies of all shipping papers. 1-70 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 78: Replaceable Parts

    1. Determine the part number. 2. Determine the quantity required. 3. Mail this information to the nearest Agilent Technologies office or, in the U.S., call the hot- line number listed in the following section. To order a part not listed in the replaceable parts lists, mail the following information to the nearest Agilent Technologies office or, in the United States, call the hot- line number listed in the following section.

  • Page 79: Shipping A Defective Assembly Back To Agilent Technologies

    If you are inside the United States, stick the pre- printed return address label over the label that is already on the box and return the box to Agilent Technologies. (Agilent Technologies pays postage on boxes mailed within the United States.) If you are outside the United States, do not use the return address label;...

  • Page 80: Frequency, Hardware, And Personality Options

    Replaceable Parts Frequency, Hardware, and Personality Options Frequency, Hardware, and Personality Options This section lists the options available with the Agilent E8663B analog signal generator. Frequency Options 100 kHz to 3.2 GHz frequency range 100 kHz to 9.0 GHz frequency range...

  • Page 81: Assemblies And Hardware Options

    AT1 115 dB Mechanical Attenuator E8251- 60070 2- 8 2- 9 B1 Fan 3160- 4121 7, and 2- 9 RF Output Connector (Type- N) 08559- 60002 2- 26 Requires firmware version C.04.53 or greater. Agilent E8663B Analog Signal Generator Service Guide...

  • Page 82: Assemblies From The Inside Front Panel View

    Replaceable Parts Frequency, Hardware, and Personality Options Assemblies from the Inside Front Panel View Figure 2-2 Assemblies from the Inside Front Panel View Agilent E8663B Analog Signal Generator Service Guide...

  • Page 83: Assemblies From A Top View

    Replaceable Parts Assemblies and Hardware Options Assemblies from a Top View Figure 2-3 Assemblies from a Top View A25B Agilent E8663B Analog Signal Generator Service Guide...

  • Page 84: Assemblies From The Inside Rear Panel View

    Replaceable Parts Frequency, Hardware, and Personality Options Assemblies from the Inside Rear Panel View Figure 2-4 Assemblies from the Inside Rear Panel View Agilent E8663B Analog Signal Generator Service Guide...

  • Page 85: Assemblies From A Microcircuit Deck View

    Replaceable Parts Assemblies and Hardware Options Assemblies from a Microcircuit Deck View Figure 2-5 Assemblies from a Microcircuit Deck View A25B Agilent E8663B Analog Signal Generator Service Guide...

  • Page 86: Assemblies From A Bottom View

    Replaceable Parts Frequency, Hardware, and Personality Options Assemblies from a Bottom View Figure 2-6 Assemblies from a Bottom View Agilent E8663B Analog Signal Generator Service Guide...

  • Page 87: A18Bt1 Lithium Battery

    Replaceable Parts Assemblies and Hardware Options A18BT1 Lithium Battery Figure 2-7 A18BT1 Lithium Battery A18BT1 2-10 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 88: Cables

    8121- 0627 A10J3 A25 40 GHz Highband Detector 8121- 0900 A11J204 A12 Pulse Modulator Board 8121- 0623 A11J205 A30J7 8121- 0626 A18J1 A21J3 8121- 0617 A18J2 A26J30 8121- 0619 A20J1 A26J20 8121- 0677 2-11 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 89 Semi- Rigid Cable, A24 20 GHz A30J2 E8251- 20093 Highband Coupler IN Semi- Rigid Cable, A24 20 GHz AT1 115 dB Mechanical Attenuator E8251- 20094 Highband Coupler output input A37J3 A30J2 E8251- 20219 2-12 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 90 E8251- 20333 (with Option UNW) Filter) (OUT) W121 A29 20 GHz Doubler AT1 115 dB Mechanical Attenuator E8251- 20026 (IN) This cable is not replaceable by itself. You must order the corresponding assembly. 2-13 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 91: Hardware

    “Type- N RF Output Connector” on page 2- 26 • “Main Chassis with Inside Cover and Right- Side Support Wall” on page 2- 27 • “Outer and Inner Instrument Covers and Associated Parts” on page 2- 28 2-14 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 92: Front Panel View

    RPG Knob E4400- 40003 Large Keypad Overlay E8251- 80001 Nut- Hex 15/32- 32 2950- 0035 Washer- Wavy .490ID 3050- 1919 Washer- Shoulder 00310- 48801 Bottom Overlay E8251- 80003 Figure 2-8 Front Panel View 2-15 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 93: Disassembled Front Panel View

    Screw- Machine M3.0 x 08 FL- TX 0515- 1227 Cable Retainer Clip 1400- 1439 Sub Panel E8251- 00009 Screw- Machine M3.0 x 06 CW- PN- TX 0515- 0372 Screw- Machine M3.0 x 08 FL- TX 0515- 1035 2-16 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 94 Replaceable Parts Frequency, Hardware, and Personality Options Figure 2-9 Disassembled Front Panel View 2-17 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 95: Disassembled Rear Panel View

    Standoff Screw- Hex .327 6- 32 (GPIB interface) 0380- 0644 Split Lock Washer .194ID 10 (GPIB interface) 2190- 0577 Screw- Machine M3.0 8 FL- TX (line module) 0515- 1035 Right Rear Strut E8251- 00006 Left Rear Strut E8251- 00030 2-18 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 96 Replaceable Parts Frequency, Hardware, and Personality Options Figure 2-10 Disassembled Rear Panel View 2-19 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 97: Disassembled A32 10 Mhz Crystal Oscillator

    Screw- Machine M3.0 x 8 CW- PN- TX 0515- 0372 Nut- Hex M3.0 (line module ground) 0535- 0031 Screw- Machine M3.0 x 8 CW- PN- TX 0515- 0372 Figure 2-11 Disassembled A32 10 MHz Crystal Oscillator 2-20 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 98: Disassembled At1 115Db Attenuator View

    Table 2-6 Disassembled AT1 115 dB Attenuator View Item No. Description Part Number Bracket E8251- 00038 Screw- Machine M3.0 x 8 FL- TX 0515- 1035 Figure 2-12 Disassembled AT1 115dB Attenuator View 2-21 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 99: Disassembled A24 20Ghz Highband Coupler And A25B Highband Detector Bias Board

    Screw- Machine SM 256 .250 PN- PN 0520- 0128 Screw- Machine M3.0 x 8 CW- PN- TX 0515- 0372 Figure 2-13 Disassembled A24 20GHz Highband Coupler and A25B Highband Detector Bias Board 2-22 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 100: Microcircuit Interface Deck Top View

    Microcircuit Interface Deck Top View Table 2-8 Microcircuit Interface Deck Top View Item No. Description Part Number Screw- Machine M3.0 x 14 CW- PN- TX 0515- 0665 Figure 2-14 Microcircuit Interface Deck Top View 2-23 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 101: Main Chassis And Mid Bottom View

    Screw- Machine M30. x 20 CW- PN- TX (A30 Modulator Filter with Standard or 0515- 1410 High Power to MID) Screw- Machine M30. x 20 CW- PN- TX (A29 20 GHz Doubler to MID) 0515- 1410 2-24 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 102 Replaceable Parts Frequency, Hardware, and Personality Options Figure 2-15 Main Chassis and MID Bottom View (3 places) (15 places) (2 places) (3 places) (2 places) 2-25 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 103: Type-N Rf Output Connector

    Screw- Machine M4.0 x 10 FL- TX 0515- 1035 Washer lock 2190- 0102 Nut- Hex 2950- 0132 W86 Semi- Rigid Cable (refer to Table 2- 1 on page 11.) Figure 2-16 Type-N RF Output Connector 2-26 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 104: Main Chassis With Inside Cover And Right-Side Support Wall

    Screw- Machine M3.0 x 08 FL- TX (microcircuit interface deck to right- side support wall) 0515- 1035 Right- Side Support Wall E8251- 00014 Microcircuit Interface Deck E8251- 00004 Main Chassis E8251- 60354 Figure 2-17 Main Chassis with Inside Cover and Right-Side Support Wall 2-27 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 105: Outer And Inner Instrument Covers And Associated Parts

    Rear Feet Screws 0515- 1619 Rear- Panel Feet 5041- 9611 Feet- Bottom 5041- 9167 Tilt Stand 1460- 1345 Outside Instrument Cover E8251- 00012 Figure 2-18 Outer and Inner Instrument Covers and Associated Parts 2-28 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 106: Miscellaneous

    E8663- 90004 Programming Guide E8663- 90005 SCPI Command Reference E8663- 90006 Service Guide E8663- 90009 Specifications/Data Sheet 5989- 4866EN NOTE The E8663B documentation can also be found on the web at http://www.agilent.com/find/e8663b. 2-29 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 107: Electrostatic Discharge (Esd) Protective Supplies

    (screws) external flathead (screws) feet hexagonal GPIB general purpose interface bus hexagonal recess (screws) in- phase low frequency meters or metric hardware patch lock (screws) or printed circuit 2-30 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 108 Replaceable Parts Frequency, Hardware, and Personality Options Abbreviation Definition panhead (screws) quadrature quantity radio frequency reverse power protection subminiature type- A TORX recess (screws) 2-31 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 109 Replaceable Parts Assemblies and Hardware Options 2-32 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 110: Assembly Replacement

    “A29 20 GHz Doubler” on page 3- 46 • “A30 Modulation Filter” on page 3- 48 • “A31 Motherboard” on page 3- 50 • “A32 10 MHz Crystal Oscillator” on page 3- 52 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 111 Assembly Replacement Assemblies That You Can Replace • “Rear Panel” on page 3- 54 • “AT1 115 dB Attenuator” on page 3- 56 • “B1 Fan” on page 3- 58 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 112: Outer Instrument Cover

    6. Tilt the signal generator forward and slide the outer cover (6) back to remove it from the frame. Replacement Procedure • Reverse the order of the removal procedures. • Torque all T- 15 screws to 21 in- lbs. • Torque all T- 20 screws to 21 in- lbs. Agilent E8663B Analog Signal Generator Service Guide...
  • Page 113 Assembly Replacement Outer Instrument Cover Figure 3-1 Outer Instrument Cover Removal Agilent E8663B Analog Signal Generator Service Guide...

  • Page 114: Inner Instrument Cover

    4. Using the T- 10 driver, remove the twelve screws (1) from the inner cover (2). 5. Remove the inner cover. Replacement Procedure • Reverse the order of the removal procedures. • Torque all T- 10 screws to 9 in- lbs. Figure 3-2 Inner Instrument Cover Removal Agilent E8663B Analog Signal Generator Service Guide...

  • Page 115: Front Panel

    9. Disconnect the A1W1 display cable from the A31 Motherboard P13. 10. Disconnect the A4W1 inverter cable from the A31 Motherboard P12. 11. Disconnect the W9 ribbon cable from the A31 Motherboard P11. 12. Remove the front panel. Agilent E8663B Analog Signal Generator Service Guide...

  • Page 116: Replacement Procedure

    2. Torque all T- 10 screws to 9 in- lbs. 3. Torque all T- 15 screws to 21 in- lbs. 4. Perform the post- repair adjustments and performance tests that pertain to this removal procedure. Figure 3-3 Front Panel Removal Agilent E8663B Analog Signal Generator Service Guide...

  • Page 117: A1 Keyboard

    1. Reverse the order of the removal procedures. 2. Torque all T- 10 screws to 9 in- lbs. 3. Perform the post- repair adjustments and performance tests that pertain to this removal procedure. Agilent E8663B Analog Signal Generator Service Guide...
  • Page 118 Assembly Replacement A1 Keyboard Figure 3-4 A1 Keyboard Removal Agilent E8663B Analog Signal Generator Service Guide...

  • Page 119: A2 Display

    1. Reverse the order of the removal procedure. 2. Torque all T- 10 screws to 9 in- lbs. 3. Perform the post- repair adjustments and performance tests that pertain to this removal procedure. 3-10 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 120 Assembly Replacement A2 Display Figure 3-5 A2 Display Removal 3-11 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 121: A2Ds1 Display Backlight

    1. Reverse the order of the removal procedure. 2. Torque all T- 10 screws to 9 in- lbs. 3. Perform the post- repair adjustments and performance tests that pertain to this removal procedure. 3-12 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 122 Assembly Replacement A2DS1 Display Backlight Figure 3-6 A2DS1 Display Backlight Removal 3-13 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 123: A3 Power Switch

    1. Reverse the order of the removal procedure. 2. Torque all T- 10 screws to 9 in- lbs. 3. Perform the post- repair adjustments and performance tests that pertain to this removal procedure. 3-14 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 124 Assembly Replacement A3 Power Switch Figure 3-7 A3 Power Switch Removal 3-15 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 125: A4 Inverter

    5. Remove the A4 Inverter by carefully pulling it away from the front panel. Replacement Procedure 1. Reverse the order of the removal procedure. 2. Perform the post- repair adjustments and performance tests that pertain to this removal procedure. Figure 3-8 A4 Inverter Removal 3-16 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 126: A5 Sampler, A6 Frac-N, A7 Reference, And A8 Output

    1. Reverse the order of the removal procedure. 2. Perform the post- repair adjustments and performance tests that pertain to this removal procedure. Figure 3-9 A5 Sampler, A6 Frac-N, A7 Reference, and A8 Output 3-17 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 127: A9 Yig Driver

    1. Reverse the order of the removal procedure. 2. Perform the post- repair adjustments and performance tests that pertain to this removal procedure. Figure 3-10 A9 YIG Driver W54/A9J9 W12/A9J5 W10/A9J3 W11/A9J4 3-18 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 128: A10 Alc

    1. Reverse the order of the removal procedure. 2. Perform the post- repair adjustments and performance tests that pertain to this removal procedure. Figure 3-11 A10 ALC W4/A10J4 W14/A10J5 W13/A10J201 W15/A10J3 W55/A10J304 3-19 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 129: A11 Pulse/Analog Modulation Generator

    Lift the A11 Pulse/Analog Modulation Generator out of the slot. Replacement Procedure 1. Reverse the order of the removal procedure. 2. Perform the post- repair adjustments and performance tests that pertain to this removal procedure. 3-20 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 130 Assembly Replacement A11 Pulse/Analog Modulation Generator Figure 3-12 A11 Pulse/Analog Modulation Generator W16/A11J204 W96/A11J206 W3/A11J403 W7/A11J202 W5/A11J201 W2/A11J402 W17/A11J205 W6/A11J203 W1/A11J401 3-21 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 131: A12 Pulse Modulator Board

    Using the T- 10 driver, remove the sheet metal from A12 Pulse Modulator Board. Replacement Procedure • Reverse the order of the removal procedure. • Perform the post- repair adjustments and performance tests that pertain to this removal procedure. 3-22 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 132 Assembly Replacement A12 Pulse Modulator Board Figure 3-13 A12 Pulse Modulator Board 3-23 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 133: A18 Cpu

    1. Reverse the order of the removal procedure. 2. Send command "DIAG:FILE:REST", this copies data to the CPU board. 3. Perform the post- repair adjustments and performance tests that pertain to this removal procedure. 3-24 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 134 Assembly Replacement A18 CPU Figure 3-14 A18 CPU W66/A18P2 W18/A18J1 W19/A18J2 3-25 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 135: A18Bt1

    1. To install the battery, the positive side is aligned with the positive sign on the A18’s battery clip. 2. Reverse the remaining steps of the removal procedure. 3. Perform the post- repair adjustments and performance tests that pertain to this removal procedure. 3-26 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 136 Assembly Replacement A18BT1 Figure 3-15 A18BT1 W66/A18P2 W19/A18J2 W18/A18J1 3-27 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 137: A19 Power Supply

    1. Reverse the order of the removal procedure. 2. Torque all T- 10 screws to 9 in- lbs. 3. Perform the post- repair adjustments and performance tests that pertain to this removal procedure. 3-28 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 138 Assembly Replacement A19 Power Supply Figure 3-16 A19 Power Supply Removal A22W2 A22W1 W66/A18J2 W18/A18J1 3-29 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 139: A21 Rear-Panel Interface

    3. Torque all hex- nuts to 9 in- lbs. 4. Torque all BNC nuts to 21 in- lbs. 5. Perform the post- repair adjustments and performance tests that pertain to this removal procedure. 3-30 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 140 Assembly Replacement A21 Rear-Panel Interface Figure 3-17 A21 Rear-Panel Interface 3-31 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 141: A22 Line Module

    2. Torque all T- 10 screws to 9 in- lbs. 3. Torque all nuts to 9 in- lbs. 4. Perform the post- repair adjustments and performance tests that pertain to this removal procedure. 3-32 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 142 Assembly Replacement A22 Line Module Figure 3-18 A22 Line Module Removal 3-33 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 143: A23 Lowband Coupler/Detector

    2. Torque all T- 10 screws to 9 in- lbs. 3. Torque all RF connectors to 8 in- lbs. 4. Perform the post- repair adjustments and performance tests that pertain to this removal procedure. 3-34 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 144 Assembly Replacement A23 Lowband Coupler/Detector Figure 3-19 A23 Lowband Coupler/Detector 3-35 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 145: A24 20 Ghz Highband Coupler

    2. Torque all T- 10 screws to 9 in- lbs. 3. Torque all RF connectors to 8 in- lbs. 4. Perform the post- repair adjustments and performance tests that pertain to this removal procedure. 3-36 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 146 Assembly Replacement A24 20 GHz Highband Coupler Figure 3-20 A24 20 GHz Highband Coupler A25B 3-37 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 147: A25 20 Ghz Highband Detector

    6. Remove the A25 20 GHz Highband Detector. Replacement Procedure 1. Reverse the order of the removal procedure. 2. Perform the post- repair adjustments and performance tests that pertain to this removal procedure. 3-38 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 148 Assembly Replacement A25 20 GHz Highband Detector Figure 3-21 A25 20 GHz Highband Detector 3-39 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 149: A25B Highband Detector Bias Board

    • Reverse the order of the removal procedure. • Torque all T- 10 screws to 9 in- lbs. • Perform the post- repair adjustments and performance tests that pertain to this removal procedure. 3-40 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 150 Assembly Replacement A25B Highband Detector Bias Board Figure 3-22 A25B Highband Detector Bias Board A25BW1 A25B 3-41 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 151: A26 Mid (Microcircuit Interface Deck)

    1. Reverse the order of the removal procedure. 2. Torque all T- 10 screws to 9 in- lbs. 3. Perform the post- repair adjustments and performance tests that pertain to this removal procedure. 3-42 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 152 Assembly Replacement A26 MID (Microcircuit Interface Deck) Figure 3-23 A26 MID W113/A26J34 W20/A26J20 W36/A26J13 W28A26J15 W69/A26J14 W35/A26J10 W19/A26J30 W34/A26J31 W33/A26J32 3-43 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 153: A28 Yig Oscillator

    2. Torque all T- 10 screws to 9 in- lbs. 3. Torque all RF connectors to 8 in- lbs. 4. Perform the post- repair adjustments and performance tests that pertain to this removal procedure. 3-44 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 154 Assembly Replacement A28 YIG Oscillator Figure 3-24 A28 YIG Oscillator 3-45 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 155: A29 20 Ghz Doubler

    2. Torque all T- 10 screws to 9 in- lbs. 3. Torque all RF connectors to 8 in- lbs. 4. Perform the post- repair adjustments and performance tests that pertain to this removal procedure. 3-46 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 156 Assembly Replacement A29 20 GHz Doubler Figure 3-25 A29 20 GHz Doubler W41/A29J2 W33/A29J10 W39/A29J4 3-47 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 157: A30 Modulation Filter

    2. Torque all T- 10 screws to 9 in- lbs. 3. Torque all RF connectors to 8 in- lbs. 4. Perform the post- repair adjustments and performance tests that pertain to this removal procedure. 3-48 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 158 Assembly Replacement A30 Modulation Filter Figure 3-26 A30 Modulator Filter W41/A30J1 W108/A30J6 W17/A30J7 W34/A30J10 W27/A30J3 W107/A30J2 3-49 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 159: A31 Motherboard

    3. Torque all T- 10 screws to 9 in- lbs. 4. Torque all RF connectors to 8 in- lbs. 5. Perform the post- repair adjustments and performance tests that pertain to this removal procedure. 3-50 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 160 Assembly Replacement A31 Motherboard Figure 3-27 A31 Motherboard W23/A31P241 W35/A31P201 W40/A29J3 W39/A29J4 W21/A31J1043 W22/A31J1042 W47/A31J1041 W11/A31J1021 W10/A31J1031 W54/A31J1032 3-51 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 161: A32 10 Mhz Crystal Oscillator

    1. Reverse the order of the removal procedure. 2. Torque all T- 10 screws to 9 in- lbs. 3. Perform the post- repair adjustments and performance tests that pertain to this removal procedure. 3-52 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 162 Assembly Replacement A32 10 MHz Crystal Oscillator Figure 3-28 A32 Crystal Oscillator 3-53 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 163: Rear Panel

    • Torque all T- 10 screws to 9 in- lbs. • Torque all RF connectors to 8 in- lbs. • Perform the post- repair adjustments and performance tests that pertain to this removal procedure. 3-54 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 164 Assembly Replacement Rear Panel Figure 3-29 Rear Panel Removal A22W2 A22W1 W18/A18J1 3-55 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 165: At1 115 Db Attenuator

    2. Torque all T- 10 screws to 9 in- lbs. 3. Torque all RF connectors to 8 in- lbs. 4. Perform the post- repair adjustments and performance tests that pertain to this removal procedure. 3-56 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 166 Assembly Replacement AT1 115 dB Attenuator Figure 3-30 AT1 115 dB Attenuator AT1W1/A26J13 3-57 Agilent E8663B Analog Signal Generator Service Guide...

  • Page 167: B1 Fan

    • Torque all T- 10 screws to 9 in- lbs. • Torque all RF connectors to 8 in- lbs. • Perform the post- repair adjustments and performance tests that pertain to this removal procedure. 3-58 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 168 Assembly Replacement B1 Fan Figure 3-31 B1 Fan 3-59 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 169 Assembly Replacement B1 Fan 3-60 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 170 Power Flatness Calibration ✓ ✓ ALC Modulator Calibration ✓ ✓ ✓ AM Gain Calibration ✓ ✓ ✓ Gain Adjustment Bypass Calibration (Frequencies ≤3.2 GHz) ✓ ✓ Power Clamp ✓ ✓ ✓ Pulse Width Calibration Agilent E8663B Analog Signal Generator Service Guide...

  • Page 171: Post-Repair Procedures

    Upconverter Gain Adjustment Calibration ✓ ✓ ✓ Power Flatness Calibration ✓ ALC Modulator Calibration ✓ AM Gain Calibration ✓ Pulse Width Calibration ✓ Lowband Attenuator Calibration (<3.2GHz) ✓ High Band Attenuator Calibration (>3.2GHz) Agilent E8663B Analog Signal Generator Service Guide...
  • Page 172 ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ ✓ Self Tests ✓ ✓ ✓ ✓ ✓ ✓ Maximum Leveled Output Power ✓ ✓ ✓ ✓ ✓ ✓ Power Level Accuracy ✓ Internal FM Frequency Response ✓ External Phase Modulation Frequency Response Agilent E8663B Analog Signal Generator Service Guide...
  • Page 173 Internal Pulse Modulation Rise/Fall Time ✓ External Pulse Modulation ON/OFF Ratio ✓ Harmonic Spurious Sub- Harmonic Spurious ✓ ✓ ✓ Non- Harmonic Spurious ✓ Single- Sideband Phase Noise Optional Performance Test ✓ Timebase Aging Rate Agilent E8663B Analog Signal Generator Service Guide...

  • Page 174: Safety And Regulatory

    This product must be used in a normal condition (in which all means for protection are intact) only. CAUTION Many of the assemblies in this instrument are very susceptible to damage from electrostatic discharge (ESD). Perform service procedures only at a static- safe workstation and wear a grounding strap. Agilent E8663B Analog Signal Generator Service Guide...
  • Page 175 Lithium Battery Disposal When the battery on the A14 CPU is exhausted and/or ready for disposal, dispose of it according to your country’s requirements. You can return the battery to your nearest Agilent Technologies Sales and Service office for disposal, if required.
  • Page 176 2-40 A6 Frac- N, 2-17 lowband, replacement, 2-34 A7 Reference, 2-17 device gains and losses, 1-64 A8 Output, 2-17 display backlight, replacement, 2-12 A9 YIG driver, 2-18 2-10 display, replacement, Agilent E8663B Analog Signal Generator Service Guide...
  • Page 177 (MID), replacement, 2-42 2-48 modulator filter, replacement, safety, general considerations, motherboard 2-17 sampler, replacement, 1-14 connector locations, SCPI 1-16 LED locations, reference content, ii-ix test points, 1-11 self- tests motherboard, replacement, 2-50 2xx, 1-18 Agilent E8663B Analog Signal Generator Service Guide...
  • Page 178 1-46 spurious non- harmonic emissions, 1-47 unlevels, 1-37 1-35 unlocks, where to begin, unlevels, troubleshooting, 1-37 unlocks, troubleshooting, 1-35 user documentation content, ii-ix voltages, supply 1-18 A5 Sampler, Agilent E8663B Analog Signal Generator Service Guide...
  • Page 179 Agilent E8663B Analog Signal Generator Service Guide...

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