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Marantz
Amplifier
PM551
Marantz PM551 User Manual
32 pages
Manual
Specs
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2
Table of Contents
Table of Contents
2
Introduction
3
P.W. Boards
3
Front
3
Test Equipment Required for Servicing
4
Voltage Conversion
4
Circuit Description
5
Block Diagram
5
Terminal Connections
6
Terminal Function
6
Electron Volume IC
7
Maximum Ratings
7
High Voltage Resisting Analog Function Switch Array
9
Electrical Characteristics
9
Diagram and Component Locations
12
Input Selector Assembly Schematic Diagram and Component Locations
13
Exploded View and Parts List
18
Front Panel
18
Front Chassis and General Parts
21
Electrical Parts List
22
Assignment of Common Parts Codes
22
Technical Specifications
26
Schematic Diagram
28
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Marantz PM551 Specifications
General
Total Harmonic Distortion (THD)
0.03%
Input Sensitivity (Line)
150mV
Damping factor
100
Input Sensitivity (Phono)
2.5mV
Speaker load impedance
4Ω to 16Ω
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