2715 Spectrum Analyzer Service Manual i

Table of Contents

General Safety Summary iii...................................

Service Safety Summary v....................................

Diagrams

Diagrams and Circuit Board Illustrations 9--1.....................

Symbols 9--1.......................................................
Component Values 9--1...............................................
Graphic Items and Special Symbols Used in T his Manual 9--1................
Component Locator Diagrams 9--1......................................
Interconnect Diagram, Part 1 9--2.......................................
Interconnect Diagram, Part 2 9--3.......................................
A18 StepAttenuator 9--4..............................................
A16A1 1st Converter 9 --6.............................................
A16A2 RF Input 9-- 8.................................................
A17 1st LO Buffer Amp 9-- 10...........................................
A19A1 1st LO Interface 9 --12...........................................
A12A1 Phaselock CFC (front) 9-- 16......................................
A12A1 Phaselock CFC (back) 9--17......................................
A12A1 Phaselock CFC Component Locator 9 --18...........................
A12A2 HF VCO 9--32.................................................
A12A3 LF VCO 9-- 34.................................................
A14 RF Mother (SN ) 9--36...........................................
A14 RF Mother Component Locator (SN ) 9--37..........................
A14 RF Mother 9--36..................................................
A14 RF Mother Component Locator 9--37.................................
A28 Video Demod 9--48...............................................
A28 VideoDem od Component Locator 9--49...............................
A11Digital Options 9--56..............................................
A11 Digital Options Component Locator 9--57.............................
A13 VariableResolut ion 9--70...........................................
A13 VariableResolut ion Component Locator 9--71..........................
A23 RF Options 9--82.................................................
A23 RF Option Component Locator 9--83.................................
A7 Log Amp (front) 9--92..............................................
A7 Log Amp (back) 9--93..............................................
A7 Log Amp Component Locator 9-- 94...................................
A21 ReferenceOscillator 9--108..........................................
A10 Microprocessor (front) 9-- 114........................................
A10 Microprocessor (back) 9--115........................................
A10 Microprocessor Component Locator 9--116.............................
A9 Display Storage Front 9--134..........................................
A9 Display Storage Back 9--135..........................................
A9 Display Storage Component Locator 9-- 136..............................
A6 Front Panel 9--160..................................................
A5 Sweep 9-- 170......................................................
A5 Sweep Component Locator 9-- 171.....................................
A15A1 Power Supply Front (sections A and B) 9-- 182........................