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Panasonic DMR-BWT720EB User Manual

Panasonic DMR-BWT720EB
156 pages
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© Panasonic Corporation 2012.
Unauthorized copying and distribution is a violation
of law.
ORDER NO.DSD1205011CE
Blu-ray Disc Recorder
Model No. DMR-BWT720EB
Colour
(K).......................Black Type

Table of Contents

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Panasonic DMR-BWT720EB Specifications

General IconGeneral
Storage Capacity500 GB
Video OutputHDMI
3D PlaybackYes
Smart FeaturesYes
Wi-FiYes
USB Ports2
Twin TunerYes
EthernetYes
DLNA CertifiedYes
Supported Disc FormatsBD-RE, BD-R, DVD-R, DVD-RW, DVD+R, DVD+RW, CD, CD-R, CD-RW
Video FormatsMPEG-2, AVCHD
Audio FormatsDolby Digital, Dolby Digital Plus, Dolby TrueHD, DTS, DTS-HD Master Audio
Output Resolution1080p
Dimensions (W x H x D)430 x 59 x 199 mm
TypeBlu-ray Disc Recorder
Region CodeBlu-ray: B, DVD: 2

Summary

Safety Precautions and Warnings

General Safety Guidelines

Provides general safety guidelines for servicing procedures.

Leakage Current Checks

Procedures for performing cold and hot leakage current checks.

ESD Prevention for Sensitive Devices

Techniques to prevent component damage from electrostatic discharge.

Laser Diode Precautions

Safety precautions for handling the laser diode.

Lead-Free Solder Caution

Guidance on using lead-free solder for repairs.

Service Navigation and Modes

USB HDD Management

Connecting, disconnecting, and registering external HDDs.

HDD Formatting Procedure

Steps to format the HDD after replacement or error.

Remote Control Special Modes

Using remote combinations to enter special operation modes.

Entering Special Modes

Overview of entering service and disclosure modes.

Micro Fuse Check

Procedure to check the conduction of the micro fuse.

HDD/BD Drive Service Navigation

Methods for checking HDD and BD drive malfunctions.

USB Device Connection Check

Checking the operation status of connected USB devices.

Wi-Fi Module Malfunction Check

Procedures for checking Wi-Fi module settings and status.

Tuner Service Mode Checks

Using tuner service mode for hard tests and inspections.

Specifications

Component Locations and Disassembly

Location of Controls and Components

Identification of controls and components on the main unit.

Installation Instructions

Procedure for forced disc ejection if the unit fails.

Disassembly and Assembly Instructions

Step-by-step guide for disassembling and assembling the unit.

Unit Disassembly Procedures

Flowchart and PCB positions for unit disassembly.

BD Drive Removal

Instructions for removing the BD drive.

BD Drive Disassembly

Steps for disassembling the BD drive unit.

Optical Pick-Up Lens Cleaning

Procedure for cleaning the optical pick-up lens.

Measurements, Adjustments, and Block Diagrams

Measurements and Adjustments

Procedures for measurements and adjustments during service.

Main PCB Checking and Repairing

Steps for checking and repairing the Main PCB.

AV IO PCB Checking and Repairing

Steps for checking and repairing the AV IO PCB.

Digital PCB Checking and Repairing

Steps for checking and repairing the Digital PCB.

Caution for Replacing Parts

Important notes and procedures after replacing parts.

Standard Inspection After Repairs

Inspection criteria to verify normal operation post-repair.

Block Diagrams

Visual representations of the unit's internal circuits.

Overall Block Diagram

Comprehensive block diagram of the unit's architecture.

Power Supply Block Diagram

Block diagram of the power supply circuit.

Analog Video Block Diagram

Block diagram of analog video signal processing.

Analog Audio Block Diagram

Block diagram of analog audio signal processing.

Timer Block Diagram

Block diagram of the timer and control circuits.

Digital PCB Regulator Block Diagram

Block diagram showing regulators on the Digital PCB.

Digital Block Diagram (1/2)

First part of the digital block diagram.

Digital Block Diagram (2/2)

Second part of the digital block diagram.

Wiring Connection Diagram

Schematic showing interconnections between unit components.

Interconnection Schematic Diagram

Detailed schematic of wiring between PCBs and modules.

Exploded Views

Frame and Casing Section (1)

Exploded view of the unit's frame and casing components.

Frame and Casing Section (2)

Further exploded view of frame and casing components.

Mechanism Section

Exploded view illustrating the components of the drive mechanism.

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