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Yamaha P5000S User Manual

Yamaha P5000S
82 pages
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SERVICE MANUAL
HAMAMATSU, JAPAN
Copyright (c) Yamaha Corporation. All rights reserved. PDF-K368
03.08
PA 011698
CONTENTS(目次)
SPECIFICATIONS(総合仕様........................................................ 3/4
DIMENSIONS(寸法図)..................................................................... 5
PERFORMANCE GRAPHS(特性図)................................................ 5
PANEL LAYOUT(パネルレイアウト)............................................... 6
CIRCUIT BOARD LAYOUT&WIRING
(ユニットレイアウト&結線図)..................................... 8
DISASSEMBLY PROCEDURE(分解手順..................................... 14
IC BLOCK DIAGRAM (IC ブロック図)........................................... 21
CIRCUIT BOARDS(シート基板図)................................................ 22
INSPECTION(検査)........................................................................ 35
PARTS LIST
BLOCK DIAGRAM(ブロックダイアグラム)
WIRING(基板結線図)
OVERALL CIRCUIT DIAGRAM(総回路図
P5000S: 200307-155000
P7000S: 200307-185000
P5000S
P7000S
POWER AMPLIFIER
ÉvÉäÉEÉXÉKÉCÉhÉuÉbÉN
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Yamaha P5000S Specifications

General IconGeneral
Power Output (8 ohms)500W
Power Output (8 ohms, Bridge)1500W
Frequency Response20Hz - 20kHz
Input Impedance20k ohms (balanced), 10k ohms (unbalanced)
Dimensions (W x H x D)480 x 88 x 456 mm
Total Harmonic Distortion0.1%
Connectors (Inputs)XLR
Connectors (Outputs)Speakon
Damping Factor>300 (8 ohms, 1kHz)
Cooling SystemVariable speed fan

Summary

Specifications

Dimensions and Performance Graphs

Panel Layout

Front Panel Overview

Identification and function of front panel switches, knobs, and indicators.

Rear Panel Overview

Identification and function of rear panel input, output, and control connectors.

Circuit Board Layout and Wiring

Circuit Board Layout and Wiring Diagram

Diagrams showing physical placement and wiring of main circuit boards.

Detailed Wiring Drawings

Close-up views and specific wire routing details for internal connections.

Disassembly Procedure

Rack Angle and Top Cover Removal

Procedures for removing the rack angle and top cover.

PA Unit Disassembly

Procedure for removing the Power Amplifier (PA) unit.

PS, IN, OUT1, OUT2 Circuit Board Disassembly

Procedures for removing PS, IN, OUT1, and OUT2 circuit boards.

Front Panel, VR, Coil, LED, PSW, Handle Disassembly

Procedures for removing front panel, VR, Coil, LED, PSW boards, and handles.

IC Block Diagram

Circuit Boards

PAH Circuit Board Diagram

Component layout and pattern diagram for the PAH circuit board.

PS Circuit Board Diagram

Component layout and pattern diagram for the PS circuit board.

IN Circuit Board Diagram

Component layout and pattern diagram for the IN circuit board.

LED Circuit Board Diagram

Component layout and pattern diagram for the LED circuit board.

OUT1 Circuit Board Diagram

Component layout and pattern diagram for the OUT1 circuit board.

OUT2 Circuit Board Diagram

Component layout and pattern diagram for the OUT2 circuit board.

PSW and VR Circuit Board Diagrams

Component layout and pattern diagrams for PSW and VR circuit boards.

COIL Circuit Board Diagram

Component layout and pattern diagram for the COIL circuit board.

Inspection and Adjustment

Preparation for STEREO/PARALLEL Mode

Setup for testing in STEREO/PARALLEL modes, including attenuator and load settings.

Basic Inspection and Adjustment Checks

Checks for LEDs, fan, idle current, and output DC voltage.

Electrical Performance Tests

Tests for gain, frequency response, distortion, noise, stability, and efficiency.

BRIDGE Mode Preparation and Inspection

Setup and tests specifically for the BRIDGE mode of operation.

PS Sheet Trouble Repair Guide

PS Board Part Numbers and Voltages

Table of PS board part numbers and corresponding line voltages.

PS Board Electrical Performance and Discharge

Electrical performance requirements and capacitor discharge procedures for PS boards.

PS Sheet Troubleshooting Example

Detailed example of diagnosing and repairing a "no secondary output" fault.

Wiring Check and Delivery Preparation

Diagram of wiring for checks and final settings for product delivery.

Parts List

Overall Assembly Parts

Exploded view and parts list for chassis and external components.

PA Unit Parts

Parts list and diagrams specific to the Power Amplifier (PA) unit components.

Electrical Parts List

Detailed list of electronic components, including resistors, capacitors, transistors, and ICs.

Circuit Diagram

IC and Diode Outside Figures

External views and pin configurations for integrated circuits and diodes.

Block Diagram

High-level block diagram showing signal flow and major functional units.

Wiring Diagram

Detailed wiring diagram illustrating interconnections between various circuit boards.

Overall Circuit Diagram - Input Section

Detailed circuit diagram for the input stage and signal processing.

Overall Circuit Diagram - PAH Section

Detailed circuit diagram for the Power Amplifier Heat-sink (PAH) section.

Overall Circuit Diagram - PAH Section 2/2

Continuation of the detailed circuit diagram for the PAH section.

Overall Circuit Diagram - PS Section

Detailed circuit diagram for the Power Supply (PS) section.

Overall Circuit Diagram - Peripheral Sections

Detailed circuit diagrams for LED, OUT, COIL, VR, and PSW sections.

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