Panasonic SA-MAX750 Service Manual

© Panasonic Corporation 2013. All rights reserved.
Unauthorized copying and distribution is a violation
of law.
MEX1310012CE
CD Stereo System
Model No. SA-MAX750LMK
Product Color: (K)...Black Type
TABLE OF CONTENTS
1 Safety Precautions
1.1. General Guidelines
1.2. Before Repair and Adjustment
1.3. Protection Circuitry
1.4. Caution For Fuse Replacement
1.5. Safety Parts Information
2 Warning
2.1. Prevention of Electrostatic Discharge (ESD)
to Electrostatically Sensitive (ES) Devices
2.2. Precaution of Laser Diode
2.3. Service caution based on Legal restrictions
2.4. Handling Precautions for Traverse Ass’y
2.5. Grounding for electrostatic breakdown
prevention
3 Service Navigation
3.1. Service Information
3.2. Firmware Update Procedure
4 Specifications
5 General/Introduction
5.1. Media Information
6 Location of Controls and Components
6.1. Remote Control Key Button Operation
6.2. Main Unit Key Button Operation
7 Service Mode
7.1. Cold-Start
7.2. Doctor Mode Table
7.3. Reliability Test Mo
de (CD Mechanism Unit)
7.4. Self-Diagnostic Mode
7.5. Self-Diagnostic Error Code Table
7.6. Sales Demonstration Lock Function
8 Troubleshooting Guide
9 Disassembly and Assembly Instructions
Please refer to the original service manual for:
 CD Mechanism Unit, Mechanism (BRS11C) Order No. PSG1201019AE
 Speaker system SB-MAX750PHK, Order No. MEX1310013AE
Nota: El idioma original de este Manual de Servicio es en idioma inglés, sin embargo algunas notas
aquí mencionadas serán escritas en español para mejor descripción para Centros de Servicio de México.

Panasonic SA-MAX750 Specifications

General

Bluetooth	Yes
USB Playback	Yes
FM Radio	Yes
CD Player	Yes
Dimensions	400 x 250 x 190 mm
Number of Channels	2
USB	Yes
NFC	No
Playable formats	MP3
Speaker Impedance	4 Ohms
Speaker Type	2-Way
Type	Mini Hi-Fi System

Summary

Safety Precautions

General Guidelines

General safety instructions for servicing.

Before Repair and Adjustment

Precautions before starting repairs or adjustments.

Caution For Fuse Replacement

Safety advice regarding fuse replacement.

Safety Parts Information

Identification of safety-critical components.

Warning

Prevention of Electrostatic Discharge (ESD) to Electrostatically Sensitive (ES) Devices

Methods to prevent damage from static electricity.

Precaution of Laser Diode

Safety measures for handling the laser diode.

Handling Precautions for Traverse Ass’y

Safe handling of the optical pickup unit.

Grounding for electrostatic breakdown prevention

Grounding procedures to prevent static damage.

Service Navigation

Firmware Update Procedure

Step-by-step guide for firmware updates.

Specifications

Location of Controls and Components

Remote Control Key Button Operation

Explanation of remote control button functions.

Main Unit Key Button Operation

Explanation of main unit button functions.

Service Mode

Cold-Start

Procedure for cold-starting the unit.

Service Mode Table

Table detailing various service modes and operations.

Doctor Mode Table

Table outlining operations within Doctor Mode.

Reliability Test Mode (CD Mechanism Unit)

Flow charts for CD mechanism reliability testing.

Self-Diagnostic Mode

Introduction to the self-diagnostic function.

Self-Diagnostic Error Code Table

Table of self-diagnostic error codes.

Troubleshooting Guide

Disassembly and Assembly Instructions

Disassembly Flow Chart

Visual guide for the disassembly process.

Main Components and P.C.B. Locations

Location of major components and PCBs.

Disassembly of Top Cabinet

Step-by-step guide for removing the top cabinet.

Disassembly of Front Panel Unit

Step-by-step guide for removing the front panel.

Disassembly of CD Mechanism Unit

Guide to removing the CD mechanism unit.

Disassembly of Main P.C.B.

Guide to removing the main PCB.

Disassembly of SMPS P.C.B.

Service Position

Checking of FL Display P.C.B., Control P.C.B., Volume P.C.B., Mic P.C.B. and USB P.C.B.

Checking of Main P.C.B. (Side B)

Checking of Main P.C.B. (Side A)

Checking of SMPS P.C.B.

Wiring Connection Diagram

Exploded View and Replacement Parts List

Exploded View and Mechanical Replacement Part List

Mechanical Replacement Part List

List of mechanical replacement parts.

Electrical Replacement Part List

List of electrical replacement parts.