Agilent HP 8663A Service Vol 4 free download

File name HP 8663A Service Vol 4.pdf

30w MS HP 8663A SYNTHESIZED SIGNAL GENERATOR (Including Options 001, 002, & 003) Service Manual VOlUwlG4 SERIAL NUMBERS This manual applies directly to imt.rumentS with serial numbers pr&xed: 2234A to 2927A and all MAJOR changesthat apply to your instrument. rev.01JULSI For additional irqrtant information about serial numbers, refer to "INSTRUMENTS COVERED BY THIS MANUAL" in Section 1. Third Edition This material may be reproducedby or for the U.S. Government pursuant to the Copyright License un- der the clause at DFARS 52.227-7013(APR 1988). Copyrighl@HEWLETT-PACKARD COMPANY 1982 EAST 24001 MISSION AVENUE, TAF C-34, SPOKANE, WASHINGTON, U.S.A. 99220 Service Manual (Volume 1, 2, 3, 4) HP Pal 08663-90071 Other Documenls Available: Operation and Calibration Manual HP Part 08663-90069 Microfiche Service Manual Parr 08663-90072 HP MIcrofiche Operation and Calibration Manual HP Part 06663-90070 Printed In U.S.A. : November 1990 HEWLETT PACKARD COPYRIGHT AND DISCLAIMER NOTICE Copyright - Agilent Technologies, Inc. Reproduced with the permission of Agilent Technologies Inc. Agilent Technologies, Inc. makes no warranty of any kind with regard to this material including, but not limited to, the implied warranties of merchantability and fitness for a particular purpose. Agilent Technologies, Inc. is not liable for errors contained herein or for incidental or consequential damages in connection with the furnishing, performance, or use of this material or data. Model 8663A Service SERVICE SHEET 38 AllA FM PHASE DETECTOR REFERENCEBLOCK DIAGRAM 7 Table 4-l. Recommended Performance Tests After Adjustments or Repairs Table 5-2. Post-Repair Adjustment Procedures PRINCIPLES OF OPERATION General The purpose of the FM Phase Detector (AllA4) is to develop the FM Loop Error Voltage. This is accomplished by comparing the VCO output with a 10 MHz reference signal. Phase Detector Circuitry The Phase Detector Circuitry compa