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Hitachi DZ-BD7HA User Manual

Hitachi DZ-BD7HA
139 pages
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SERVICE MANUAL
SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT
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HYBRID BD CAMCORDER
BD CAMCORDER
TK No. 0706E
DZ-BD7HA
DZ-BD70A
DO NOT RESELL OR DIVERT IMPROPERLY
October 2007

Table of Contents

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Hitachi DZ-BD7HA Specifications

General IconGeneral
Recording FormatAVCHD
Optical Zoom10x
LCD Screen Size2.7 inches
Image SensorCMOS
Video Resolution1920 x 1080
Digital Zoom200x
HDD capacity120 GB
Display Size2.7 inches
Display TypeLCD
TypeCamcorder
HDMI OutputYes
USB InterfaceYes
Storage MediaSD Card
Recording MediaBlu-ray Disc, SD Card, HDD
Audio FormatDolby Digital

Summary

Safety Precautions for Repair

Cautions

Important safety warnings related to component handling, battery replacement, and electrical hazards.

Electrostatic Protection Measures

Guidelines for preventing electrostatic damage to semiconductor components during servicing.

Cautions When Handling BD or DVD Drive

Specific warnings for handling the optical pickup and laser system to prevent damage or injury.

Cautions When Handling 1.8-inch HDD for Camcorder

Precautions for handling the internal hard disk drive to prevent vibration, impact, or data loss.

General Description of Camcorder

Servicing Method

Details on appropriate servicing methods for various circuit boards and units.

Camcorder Specifications

Detailed technical specifications for image sensor, lens, recording modes, power, and dimensions.

Compatibility of Recorded DVD and Recording Media

Information on compatibility with various DVD formats and recording media types.

Troubleshooting Procedures

Procedure for Troubleshooting

General guide for troubleshooting, emphasizing customer approval and system reset.

Messages and Troubleshooting

Troubleshooting steps for various on-screen messages related to scenes, discs, and cards.

Display of Error Codes and Troubleshooting

Information on displaying, clearing, and interpreting error codes for diagnostics.

Major Error Codes and Troubleshooting

List of common error codes, their problems, and suggested troubleshooting actions.

BD/DVD Load Check Flowchart

Flowchart to diagnose and resolve issues related to loading BD/DVD discs.

Cleaning BD/DVD and Optical Pickup

Procedures for cleaning the BD/DVD disc and the optical pickup mechanism.

Checking Versions of Firmware and Updating

Instructions on how to check firmware versions and update the camcorder's firmware.

Trouble Diagnosis

Troubleshooting guide for symptoms related to power, HDD, disc, video, audio, and operations.

Trouble Diagnosis Flowchart

Flowchart for diagnosing power-related issues and component failures.

Reassembly to Enable Service Position

Procedures for setting the camcorder to specific service positions (A and B) for diagnosis.

Procedure for Removing BD/DVD from Faulty Camcorder

Step-by-step instructions for safely removing the BD/DVD drive unit.

System Resetting/Resetting Camera Functions

Information on system reset and camera function reset to restore factory defaults.

Disassembly and Reassembly Procedures

Items to Be Checked Before Disassembly

Initial checks regarding disc insertion block and card slot before starting disassembly.

Order of Disassembly and Names of Major Circuit Boards

Disassembly flowchart and identification of major circuit boards and units.

Disassembly Instructions

Detailed steps for disassembling various components like covers, blocks, and circuit boards.

BD Drive Unit Disassembly

Instructions for removing the BD drive unit, noting its precision and fragility.

HDD Cover, HDD Block, and HDF Circuit Board Disassembly

Steps to remove HDD components, emphasizing care due to susceptibility to vibration/impact.

HDD Unit Disassembly

Procedure for removing the HDD unit, with notes on data privacy and physical destruction.

Wiring and Schematic Diagrams

Wiring Diagram (S-1)

Overall wiring diagram showing connections between major camcorder components.

Circuit Board Diagrams

Block Diagrams

Overall Block Diagram (B-1)

High-level block diagram illustrating the camcorder's main functional units and their interconnections.

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