Table Of Contents - Crown Macro-Tech MA-3600VZ Service Manual

Table of Contents

Power Amplifier1
Revision History3
Table Of Contents5
Introduction7
The Macro-Tech Series Amplifi Ers7
Scope7
Warranty7
Ma-3600Vz Front And Rear Views8
Performance9
Power9
Controls9
Specifi Cations9
Indicators9
Input/Output10
Protection10
Construction10
Typical Crosstalk10
Theory Of Operation11
Overview11
Features11
Front End Operation11
Grounded Bridge Topology12
Voltage Translators12
Last Voltage Amplifiers (Lvas)12
Voltage Amplifi Cation12
High Side (Hs)13
Low Side (Ls)13
Grounded Bridge Output Topology13
Output Device Emulation Protection (Odep)14
Vz Power14
Background14
The Vz Supply15
Vz Switch Control15
Vz Supply In Parallel Mode15
Vz Supply In Series Mode15
Typical Crown Grounded Bridge Amplifi Er Basic Block Diagram16
Maintenance17
Cautions And Warnings17
General Information17
Test Procedures17
Ac Power Draw18
Common Mode Rejection18
Voltage Gain18
Phase Response18
Level Controls19
Current Limit19
Slew Rate & 10 Khz Square Wave19
Crosstalk19
Odep Limiting20
Lf Protection20
Signal To Noise Ratio20
Turn On Transients20
Ordering And Receiving Parts21
Mechanical Parts21
Top Chassis Assembly22
Bottom Chassis Assembly24
Front Assembly26
Back Panel Assembly28
Channel 1 Bi-Level Switch Assembly30
Channel 2 Bi-Level Switch Assembly32
Fan Assembly34
Heatsink Assembly35
Standard Pip Assembly36
Circuit Board Parts39
Circuit Board And Schematic Part Numbers39
Q42893-0 Output Pwa (P10316-1 Pwb) Parts List41
Diodes41
Capacitors41
Inductors41
Pwa #Q43387-2 Component Map49
Q42942-5 Main Pwa (D 7686-5 Pwb) Parts List51
Integrated Circuits53
Pwa #Q43382-3 Component Map73
Q42859-1 Control Pwa (P10291-6 Pwb) Parts List75
Q43124-9 Control Pwa (D 8172-5 Pwb) Parts List75
Q43296-5 Control Pwa (D 8543-7 Pwb) Parts List76
Q43363-3 Control Pwa (D 8696-3 Pwb) Parts List77
Q42851-8 Display Pwa (D 7617-0 Pwb) Parts List82
Q43314-6 Display Pwa (D 8572-6 Pwb) Parts List83
Pwa #Q43440-9 Component Map87
Q42861-7 Vz Switch Pwa (D 7272-4 Pwb) Parts List88
Q43123-1 Vz Switch Pwa (D 8174-1 Pwb) Parts List89
Q43181-9 Vz Switch Pwa (D 8174-1 Pwb) Parts List90
Q43298-1 Vz Switch Pwa (D 8174-1 Pwb) Parts List91
Q43323-7 Vz Switch Pwa (D 8589-0 Pwb) Parts List92
Pwa #Q43323-7 Component Map95
Schematic Diagrams103