Panasonic SA-MAX370GS User Manual

© Panasonic Corporation 2014. All rights reserved.
Unauthorized copying and distribution is a violation of
law.
PSG1403018AE
CD Stereo System
Model No. SA-MAX370GS
SA-MAX770GS
Product Color: (K)...Black Type
TABLE OF CONTENTS
PAGE PAGE
1 Safety Precautions----------------------------------------------- 3
1.1. General Guidelines---------------------------------------- 3
1.2. Before Repair and Adjustment ------------------------- 3
1.3. Protection Circuitry---------------------------------------- 4
1.4. Caution For AC Cord ------------------------------------- 5
1.5. Caution For Fuse Replacement------------------------ 6
1.6. Safety Parts Information -------------------------------- 6
2 Warning-------------------------------------------------------------- 7
2.1. Prevention of Electrostatic Discharge (ESD)
to Electrostatically Sensitive (ES) Devices ----------7
2.2. Precaution of Laser Diode -------------------------------7
2.3. General description about Lead Free Solder
(PbF) ----------------------------------------------------------8
2.4. Handling Precautions for Traverse Ass’y ------------8
2.5. Grounding for electrostatic breakdown
prevention----------------------------------------------------9
Notes: Please use this manual together with service manual
Model No.[SA-MAX370PUK, SA-MAX770PUK], Order no. (PSG1402009CE).
• Speaker system SB-MAX370GSK, Order No: PSG1404010AE (For SA-MAX370GS)
• Speaker system SB-MAX770GSK, Order No: PSG1403039AE (For SA-MAX770GS)

Panasonic SA-MAX370GS Specifications

General

Total Output Power	3300W
Bluetooth	Yes
USB Ports	2
Preset Equalizer	Yes
Power Output	3300W
Frequency Response	20Hz-20kHz
Type	Mini System
Playable Media	CD, USB
Audio Input	AUX
Speaker Configuration	2.0
Weight	4.5 kg (Main Unit)

Summary

Safety Precautions

General Guidelines

Provides essential safety guidelines for servicing the equipment.

Protection Circuitry

Explains the protection circuitry and troubleshooting steps for activation.

Caution For AC Cord

Details safety precautions regarding the AC power cord and plug.

Caution For Fuse Replacement

Provides cautions and guidance for replacing fuses in the unit.

Safety Parts Information

Lists critical safety components requiring specific replacement parts.

Warning

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

Outlines techniques to prevent damage to sensitive electronic components from static electricity.

Precaution of Laser Diode

Details safety measures when working with the product's laser diode.

General description about Lead Free Solder (PbF)

Explains the use and properties of lead-free solder in the equipment's construction.

Handling Precautions for Traverse Ass'y

Details precautions for handling the traverse assembly and optical pickup unit.

Grounding for electrostatic breakdown prevention

Instructions for grounding to prevent ESD damage during servicing.

Service Navigation

Service Information

Overview of the service manual's purpose and scope for technicians.

Notes

Clarifies what information is included and excluded from this manual.

Specifications

Block Diagram

System Control

Illustrates the system's control flow and component interconnections.

Audio

Power Supply

Schematic Diagram

Schematic Diagram Notes

Provides explanations for symbols and conventions used in schematic diagrams.

Main (I/O Expansion) Circuit

Main (Fan LED) Circuit

Main (DSP) Circuit

Main (Amp BTL) Circuit (1/2)

Main (Amp BTL) Circuit (2/2)

Main (MICON) Circuit (1/2)

Main (Amp Single) Circuit (1/2)

Main (Amp Single) Circuit (2/2)

Main (FE) Circuit

Main (Karaoke) Circuit

Main (Digital-Power) Circuit (1/2)

Main (Digital-Power) Circuit (2/2)

Main (USB) Circuit

Main (AUX Tuner) Circuit

Illumination Left, Illumination Right, Button Right & USB Circuit

FL Display Circuit

Volume Jog & Multi Control Circuit

Button Left Circuit

Mic, Illumination Jog & CD Interface Circuit

SMPS Circuit (1/2)

SMPS Circuit (2/2)

Printed Circuit Board

Main P.C.B. (Side A)

Shows the layout of the main Printed Circuit Board (PCB) on side A.

Main P.C.B. (Side B)

Shows the layout of the main Printed Circuit Board (PCB) on side B.

Illumination Left, Illumination Right & FL Display P.C.B.

Layouts for illumination and FL display PCBs.

Button Left, Button Right, Mic & USB P.C.B.

Layouts for button, microphone, and USB PCBs.

Volume Jog, Illumination Jog & Multi Control P.C.B.

Layouts for volume jog, illumination jog, and multi control PCBs.

SMPS P.C.B.

Shows the layout of the Switching Mode Power Supply (SMPS) PCB.

Voltage and Waveform Measurement

Voltage Measurement on Main P.C.B. (1/6)

Lists voltage readings for the main PCB, section 1.

Voltage Measurement on Main P.C.B. (2/6)

Lists voltage readings for the main PCB, section 2.

Voltage Measurement on Main P.C.B. (3/6)

Lists voltage readings for the main PCB, section 3.

Voltage Measurement on Main P.C.B. (4/6)

Lists voltage readings for the main PCB, section 4.

Voltage Measurement on Main P.C.B. (5/6)

Lists voltage readings for the main PCB, section 5.

Voltage Measurement on Main P.C.B. (6/6)

Lists voltage readings for the main PCB, section 6.

Voltage Measurement on FL Display P.C.B.

Lists voltage readings for the FL display PCB.

Voltage Measurement on Mic P.C.B.

Lists voltage readings for the microphone PCB.

Waveform Chart

Displays reference waveforms for various test points.

Exploded View and Replacement Parts List

Cabinet Parts Location 1

Exploded view showing cabinet part locations for assembly.

Cabinet Parts Location 2

Exploded view showing cabinet part locations for assembly.

Cabinet Parts Location 3

Exploded view showing cabinet part locations for assembly.

Packaging (SC-MAX370GSK)

Diagram illustrating the packaging of the SC-MAX370GSK model.

Packaging (SC-MAX770GSK)

Diagram illustrating the packaging of the SC-MAX770GSK model.

Mechanical Replacement Part List

Lists mechanical parts with their reference numbers and descriptions.

Electrical Replacement Part List

Lists electrical components with part numbers and descriptions.