Pioneer PL-550 Manuals

Pioneer PL-550 Manuals

Manuals and User Guides for Pioneer PL-550. We have 2 Pioneer PL-550 manuals available for free PDF download: Service Manual

Pioneer PL-550 Service Manual

Pioneer PL-550 Service Manual (49 pages)

Direct Drive Turntable Quartz PLL

Brand: Pioneer | Category: Turntable | Size: 8.13 MB

Table of Contents

Table of Contents
3
1 S P E C T F T C a T | O N S

4
2 Panel Facilities

5
4 Exploded

6
5 N O M E N C L a T U R E O F S C R E W , W a S H E R S a N D N U

6
3 Parts Locations

7
6 Schematic Diagrams, Board

19
7 P a C K I N

25
8 Operating Principlescircuitdescription

27
- Block Diagram
  27
- Motor Operation
  29
- Waveforms
  36
9 Troubleshooting Guide

37

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Pioneer PL-550 Service Manual

Pioneer PL-550 Service Manual (35 pages)

Quartz PLL Direct-Drive

Brand: Pioneer | Category: Turntable | Size: 24.79 MB

Table of Contents

Contents
2
Specifications
3
Panel Facilities
4
Product View
4
Parts Locations
5
Bottom View
6
Exploded View
7
Nomenclature of Screw, Washers and Nut
11
Schematic Diagram
13
Drive Control Assembly Diagram
14
Parts List of Drive Control Assembly
15
KUT Type Power Supply Assembly Diagram and Parts List
16
Positional Detector Assembly Diagram and Parts List
18
Packing
19
Operating Principles, Circuit Descriptions
20
Block Diagram
20
Motor Operation
21
Principle of Motor Rotation
21
Speed Detection Section
22
Functions of IC=PD1001A
22
The Active Filter
23
Comparator Control and Forward/Reverse Command Circuit
23
Drive Circuit
23
Stroboscope Pulse Circuit
25
Reverse Rotation Prevention
25
Waveforms
27
Troubleshooting Guide
28
Motor Does Not Rotate
28
Motor Run-Away
29
Motor Alternates between Forward and Reverse Rotation
29
Unstable Rotation Near Rated Speed
29
Adjustment of PA2001 Operating Point
30
Speed Adjustment
30
DD Motor Exploded View
31
KCT Type Power Supply Assembly
32

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