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Agilent Technologies 2712A manual Rent Panel Assembly, Option 006 2948A and above Reu.30NOV89

Models: 2712A 2948

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Model 8904A

Replaceable Parts

Figure 6-3. Rent Panel Assembly, Option 006 (2948A and above)

reu.30NOV89

6-25

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Agilent Technologies 2712A manual Rent Panel Assembly, Option 006 2948A and above Reu.30NOV89

Contents

Agilent Technologies Innovating the HPWayMultifunction Synthesizer Copyright@ HEWLETT-PACKARD CompanyRegulatory Information Safety Considerations Safety Considerationsfor this Instrument Product Markings Contents Service cont’d Section Reu.200CT88Replaceable Parts List Introductionto this SectionReference Designationsand Abbreviations Used in this Manual Replaceable Parts List Updating Manual Updates How to OrderAbbreviations 1 AccessNable 6-1.Reference Designations ALCAbbreviations 2 Description Replaceable PartsRev.01JUL91 Number CodeFible 6-3.Replaceable Parts HPPart Description Number Mfr- Mfr. Part Number CodeCAPACITOR-FXD22PF +-5% Poovdc CER 0+-30 Not Assigned Reference HP Part Description Designation NumberReference HP Part Description Designation Number MfrMe 6-3. Replaceable Parts Rev.1 7MAY88Reference HP Part Designation Number CONNECTOR-RFSMC M PC 5 W H M DIODE-SWITCHING 80V 200MA 2NS DO45Not Assigned Connector Spin M Post Type CONNECTOR-RF SMC M PC W H MReference Mfr RESISTOR-TRMR 1K 10% C TOP-ADJ 17-TRN Cable 6-3.Replaceable PartsHP Part Description RESISTOR-TRMR20K 10% C TOP-ADJ 17-TRNMfr. Part Number 0698-3430Rev.17MAY88 Description MfrIC Instm Ampl CUR 10-DIP-P PKG Transistor Array 16-PIN Plstc DIPIC OP AMP Prcn 8-DIP-C PKG IC OP AMP LOW-BIAS-H-IMPD 8-DIP4 PKGNble 6-3. Replaceable Parts HPPart DescriptionA10 L e 6-3. Replaceable PartsMiscellaneous Parts Ble 6-3.Replaceable PartsHPPart Reference HPPart Description Mfr Designation Number CodeRIVET-BUND PL-STEM DOME-HD .125DIA Deck AssyRnftsund Plstem DOME-HD .125DIA RIVET-BUND Plstem Domehd .125DIAKeypad Punched PANEL, Front AYNot Separaretlyreplaceable Shield DisplayReference HPPart Designation Number QW. DescriptionQty.Description Designation Code Lbble 6-3. Replaceable Parts Mfrm Mfr. Part Number CodeOrder by Description IZZ-9 Main Deck Assembly Top, 2923A and above Model 8904A Main Deck Assembly Bottom Main Deck Assembly Bottom, Option 006 2948A and above Reu.30NOV89 Front Panel Assembly, 2923A and above Rent Panel Assembly, Option 006 2948A and above Reu.30NOV89 Rear Panel Assembly Rear Panel Assembly, Option 005 2948A and above Rev.30N0 Covers, Labels, and ROMs Rev.ZSSEP88Output Cables 1 Output Cables, Option 005 29484 and above 2 Rev.30N0V89 Table of Contents Option Conversions Rev.15DEC89Number 2942A and below Instrument Modifications Titled Hardware ModificationsRevision 22987A with HP 08904-8701 0 as A2U12 Parts Required Modification ProcedureFRONT-TO-REAR-PANELOUTPUT Conversion Description Tools RequiredFl Channel Config Operation VerificationREAR-TO-FRONT-PANELOUTPUT Conversion DescriptionRev.15DEC89 Rear-to-Front-Panel Output Conversion Fl Channel Config Ront Panel Output Hardware Output Cable Routing ALL Options Firmware Updates A2U12 and A2U13 Rev.01JUL91 Firmware UpdatesBardware ModificationsDifferent function Modification for Possible Ground Wire Shock Hazard Serial Prefix 2737A and belowParts Location Shown with Power Supply Removed Firmware Updates/Hardware ModificationsGround Wire Wrapping Firmware Updates/Hardware ModificationsHPPartNumber ~~ Qty Description Parts ListModification for Output Overvoltage Protection Improvement Fixed Resistor, 261 orModification for Potential Power Supply Short Cabinet Parts Color Change1. Modificationfor Front Panel Assembly Reu.15DEC89 Firmware UpdatesIHardwareModificationsRemoving the Front Panel Installingthe Front Panel Dont-Panel Assembly, 2923A and above A3 or A10 Output Assembly Phase Synchronization Option Section ServiceSafety Considerations Before Applying PowerHOW the Section is Organized Iwarning Service TOOLS, HELPS, and Information Schematic Symbology and Schematic Diagram NotesSchematic Diagram Notes 1 Pin of socketSchematic Diagram Notes 2 Schematic Diagram Notes 3 Llzble 8-1.Schematic Diagram Notes 4 Digital Symbology Reference InformationSchematic Diagram Notes 5 Combinational Logic Symbols and FunctionsDigital Symbology Reference Information Schematic Diagram Notes 6Schematic Diagram Notes 7 Only with D-type flip-flops Gate and Dependency-BinaryLlable 8-1.Schematic Diagram Notes 8of MiscellaneousService Schematic Diagram Notes 9Schematic Diagram Notes 10 Active LevelsSchematic Diagram Notes 11 EnablePrinciples of Operation Overall What the Multifunction Synthesizer Can DoHow Waveforms Are Generated Channel a Generating Staircases in the Phase Accumulator Output of the Phase Adder for P=O, 1, Further Digital Waveform Processing with Options Phase @PHASE Freouency PulseFreouency SUM Pulse Level Analog Waveform Processing Interrelationshipof the Circuit AssembliesReu.15DEC89 Principles of Operation Overall Synthesizer PASSY- t A2 Digital Assembly GeneralA3 Output Assembly Service Sheets 1 through General Digital-to-Analog Converter Service SheetTrack-and-Hold Circuit Service Sheet Simplified Diagram of the Sampler Drive 10.Simplified Diagram of the Sampler Amplifier Sine X/X CompensationService Sheet Low-Pass Filters Service SheetAudio Amplifier Service Sheet 12, and 24 dB Attenuators Service SheetFloating Amplifier Driver and On/Off Switch Service Sheet Floating Output Amplifier Service SheetOvervoltage Protectionand Output Circuits Service Sheet Troubleshooting General Rev.15DEC89 Troubleshooting GeneralA2 Digital Assembly to A3 or A10 Output Assembly Interface ProcedureEquipment 1. How to Access A3 in Instruments Equipped with Option Troubleshooting Digital/Output Interface Serial PrefixFl Channel Config PeriodFl Channel Config Pin Frequency HzFunction A3 Key Sequence A10 Key Sequence A3/A10 ConnectionIC Pin Level F3 Memory Map Access J1 and J5 Clocks A10Pin Miscellaneous ControlA2 Digital Assembly to A1 Keyboard Assembly Interface Fl Keyboard CheckAMPTD, Wave Form Pin Key Pressed Response lTLF3 Memory Map Access Key Sequence Annunciator Status IC on A2 Pin Level lTLA2 Digital Assembly to A5 Display Assembly Interface DescriptionA3 or A10 Output Assembly Phase Synchronizationoption Troubleshooting Phase SynchronizationHP 8904A Opts After keying in 8 7, the display should be IFirmware Revision 18387A Serial No IFirmware Revision 18387A Serial No HP 8904A Opts 02/01After keying in 4 8, the display should be Begin again at step Tools and Supplies HOW to Replace the Memory Backup BatteryTroubleshooting Memory Backup Battery 48.1 PartsTroubleshooting Memory Backup Battery Rev.15DEC89 Troubleshooting Memory Backup Battery 48.3Page N a 12.4. Line Voltage Wiring Harness A3 Component Coordinates 1 R300Ipower Supply Conditioners L0nA Current SourceA3 Component Coordinates 2 CompOn the A3 schematic Ss2Rev.28MAR89 I813IldIll3 JJOlfl3 dWHS 31901 N3AILlO ONV15.Service Sheet Information Component Locator Changes Rev.28MAR89 54.1Coup OUT Aooitions I T I a L Instrument SettingsAmpto Instrument Settings Measure K2A+ a Component Coordinates 1Ss4 56.1Ss4 A6 Schematic and Component locator Ss5 Output Assembly 0 A3/A10