Marantz DV4200 Service Manual

DVD Player
TABLE OF CONTENTS
SECTION PAGE
1. TECHNICAL SPECIFICATIONS ................................................................................................................ 1
2. PRODUCT SAFETY SERVICING GUIDELINE FOR VIDEO PRODUCTS ................................................ 2
3. SERVICING PRECAUTIONS ..................................................................................................................... 3
4. CONNECTIONS FACILITIES ..................................................................................................................... 4
5. INFORMATIONS ........................................................................................................................................ 5
6. SERVICING HINT....................................................................................................................................... 7
7. DISASSEMBLY .......................................................................................................................................... 8
8. EXPLODED VIEWS.................................................................................................................................. 10
9. ELECTRICAL TROUBLESHOOTING GUIDE .......................................................................................... 12
10. BLOCK DIAGRAMS ................................................................................................................................. 22
11. CIRCUIT DIAGRAMS ............................................................................................................................... 29
12. PRINTED CIRCUIT DIAGRAMS .............................................................................................................. 53
13. ELECTRICAL PARTS LIST ...................................................................................................................... 59
14. MECHANISM SECTION .......................................................................................................................... 2-1
Service
Manual
DV4200 /U1B, /F1N, /N1B, /N1G, /S1G, /A1B
R
DV4200
344W855010 ACT
3120 785 22760
First Issue:2002.02
DV4200
STANDBY/ON
STANDBY
POWER
OPEN/CLOSE PLAYSTOP
PAUSE
DVD PLAYER DV4200
Please use this service manual with referring to the user guide (D.F.U) without fail.

Marantz DV4200 Specifications

General

Remote Control	Yes
Disc Capacity	1
Video DAC	10-bit / 27MHz
Audio Formats Supported	Dolby Digital
Output Resolution	480i
Connections	Composite video
DVD/CD Compatibility	DVD, CD, CD-R, CD-RW
Playback Formats	DVD-Video, CD-DA

Summary

Marantz Design and Service

Shock and Fire Hazard Service Test

Critical safety test to perform before returning the unit to customer.

Technical Specifications

Product Safety Servicing Guidelines

Fire and Shock Hazard Safety Checks

Essential safety checks to prevent fire and electrical shock.

X-Radiation Safety Precautions

Servicing Precautions

General Servicing Safety Precautions

Basic safety measures and procedures to follow during servicing.

Handling Electrostatically Sensitive Devices

Proper techniques for handling sensitive electronic components.

Remote Control

Disassembly

Cabinet Disassembly Procedures

Circuit Board Disassembly Procedures

Electrical Troubleshooting Guide

Power Supply (SMPS) Circuit Troubleshooting

Flowchart for diagnosing and resolving power supply issues.

µ-COM Circuit Troubleshooting Guide

Flowchart for diagnosing and resolving control circuit problems.

Functional Circuit Troubleshooting Flowcharts

Flowcharts for common issues like audio, video, and disc errors.

MPEG Circuit Troubleshooting Flowchart

Front Circuit (Digitron & Key) Troubleshooting

RF/Servo Circuit Troubleshooting Flowchart

Flowchart for diagnosing signal and mechanical control problems.

Block Diagrams

Power Supply (SMPS) Block Diagram

RF, DSP, and Servo Block Diagram

Circuit Diagrams

Power Supply (SMPS) Circuit Diagram

Detailed schematic of the power supply unit's circuitry.

DVD DSP Circuit Diagram

Schematic diagram for the DVD digital signal processor.

Drive and RF Circuit Diagram

Schematics for the disc drive mechanism and RF signal path.

MPEG Circuit Diagram

Audio Circuit Diagram

Front Micom Circuit Diagram

Printed Circuit Diagrams

Main Printed Circuit Board Layout

Mechanism Section

Deck Mechanism Disassembly Procedures

Step-by-step instructions for taking apart the disc mechanism.

Deck Mechanism Adjustment Procedures

Firmware Upgrade Procedure