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NAD C 545BEE User Manual

NAD C 545BEE
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NAD
C 545BEE
COMPACT
DISC PLAYER
C 545BEE
COMPACT
DISC PLAYER
SERVICE MANUAL
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NAD C 545BEE Specifications

General IconGeneral
TypeCD Player
Digital-to-Analog ConverterWolfson WM8740
Disc CompatibilityCD, CD-R, CD-RW
Frequency Response20Hz - 20kHz
Output Level2.0 V
Digital OutputCoaxial
OutputsAnalog RCA
Dimensions (W x H x D)435 x 70 x 285 mm (17 1/8 x 2 3/4 x 11 1/4 inches)
Signal-to-Noise Ratio>110dB (A-weighted)

Summary

Safety Information

Safety Precautions and Warnings

Describes safety symbols and warnings for user protection.

Service Safety Precautions

Fuse Replacement Guidelines

Lists fuse types and ratings for fire risk prevention.

Pre-Return Safety Checks

Details checks like leakage current before customer return.

Specifications

General Performance Parameters

Details audio output, frequency response, distortion, SNR, etc.

Panel Descriptions

Rear Panel Connections

Identifies rear panel connectors and inputs.

Front Panel Controls

Identifies front panel controls and indicators.

Disassembly Instructions

Block Diagram

Wiring Diagram

RF Pattern Testing Procedure

Important Notes

Handling Optical System Block Pick-up

Describes electrostatic discharge precautions.

Laser Beam Emission Precautions

Details safety for checking laser beam emission.

Laser Pick-up Replacement Precautions

Multi-Key Function Table

PCB Layouts

Key Board PCB Layout

Shows top and bottom views of the key board.

Switch Board PCB Layout

Shows top and bottom views of the switch board.

Main Board PCB Layout (Top Side)

Main Board PCB Layout (Top Side - Part 2)

Main Board PCB Layout (Bottom Side)

Main Board PCB Layout (Bottom Side - Part 2)

Servo Board PCB Layout

Top Side View

Shows the top side of the servo board.

Bottom Side View

Shows the bottom side of the servo board.

Servo Board PCB Layout (Part 2)

Schematic Diagrams

MCU Schematic

DAC Schematic

IR / Trigger Input Schematic

Power Supply Schematic

Servo Schematic

Control Micro Schematic

Troubleshooting Guide

Electrical Parts List

Capacitors

Lists capacitor part numbers and specifications.

Diodes

Lists diode part numbers and specifications.

Transistors

Lists transistor part numbers and descriptions.

Resistors

Lists resistor part numbers and specifications.

Electrical Parts List

Capacitors (Part 3)

Lists more capacitor part numbers and specifications.

Resistors (Part 2)

Lists more resistor part numbers.

Resistors (Part 3)

Lists more resistor part numbers.

Capacitors (Part 2)

Lists additional capacitor part numbers and specifications.

Electrical Parts List

Component Lists

Integrated Circuits (ICs)

Lists IC part numbers and specifications.

Component Lists

Mechanism Exploded View

Mechanism Exploded View Parts List

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