EasyManua.ls Logo

Harman Kardon DVD 22 - Service Manual

Harman Kardon DVD 22
61 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
Loading...
harman kardon
Model
DVD 22
DVD/CD/CD-R/CD-RW/VCD MP3 Player
Service Manual
- Contents -
SERVICE PRECAUTIONS………………….……2
SPECIFICATIONS…………………………..…….5
FRONT PANEL CONTROLS………….………….6
INFORMATION DISPLAY…………….…….…….7
REMOTE CONTROL………………………..…….8
REAR PANEL CONNECTIONS……………..….10
INSTALLATION/CONNECTIONS……….……….11
BASIC TROUBLESHOOTING GUIDE….…..….15
RESET INSTRUCTIONS………………………...15
EXPLODED VIEW/PARTS LIST.…………….…16
BLOCK DIAGRAM.……………..……………..…17
BULLETIN HK2004-03……………….………….18
BULLETIN HK2005-02……………….………….20
TECH TIP HKTT2005-01………………………..21
ELECTRICAL PARTS LIST………….………….22
MECHANICAL PARTS LIST…………………….29
SEMICONDUCTOR PINOUTS………………….31
PCB DRAWINGS…………………………………38
SYSTEM CONFIGURATION SPECS………….47
SCHEMATICS…………………………..………..48
PACKAGE…………..………………..…….……..61
harman/kardon, Inc.
250 Crossways Park Dr.
Woodbury, New York 11797 Rev4 5/2005

Table of Contents

Other manuals for Harman Kardon DVD 22

Question and Answer IconNeed help?

Do you have a question about the Harman Kardon DVD 22 and is the answer not in the manual?

Harman Kardon DVD 22 Specifications

Video Output IconVideo Output
Composite Video Output1V p-p/75 ohms, sync negative polarity
S-Video Output Y/Luminance1V p-p/75 ohms, sync negative polarity
S-Video Output C/Chrominance0.286V p-p
Component Video Output Y1V p-p/75 ohms, sync negative polarity
Component Video Output Pr0.7V p-p/75 ohms
Component Video Output Pb0.7V p-p/75 ohms
Audio Output IconAudio Output
Analog Audio Output2V rms max
Frequency Response DVD (Linear PCM) 48kHz2Hz – 22kHz +0/–0.5dB
Frequency Response DVD (Linear PCM) 96kHz2Hz – 44kHz +0/–0.5dB
Frequency Response CD2Hz – 20kHz +0/–0.5dB
Signal/Noise Ratio (SNR)105dB (A-weighted)
Dynamic Range DVD100dB (18-bit)/105dB (20-bit)
Dynamic Range CD/DVD96dB (16-bit)
THD/1kHz DVD/CD0.0025%
Power IconPower
AC Power100–240VAC/50–60Hz
Power Consumption On/Standby2 Watts
Power Consumption Max20 Watts
Weight and Dimensions IconWeight and Dimensions
Dimensions17-3/10" x 1-15/16" x 12" (440mm x 49mm x 330mm)
Weight7.3 lb (3.3kg)

Summary

Servicing Precautions

Handling of the Pick-Up

Precautions for handling the laser pick-up, including transport, repair, and cleaning.

Compact Disc Player Repairs

Repair Preparations and Notes

Guidelines for preparing and performing repairs on CD players, emphasizing static control.

ESD Precautions

Electrostatically Sensitive Devices (ESD) Handling

Techniques to reduce component damage caused by static electricity during handling.

DVD 22 Technical Specifications

Remote Control Functions

Rear-Panel Connections

Audio;Video Output Ports

Ports for connecting audio and video signals to external devices.

Setup and Connections

Digital Audio Connections

Digital Output Usage and Formats

Best practices for connecting digital audio outputs and understanding supported formats like Dolby Digital and DTS.

Troubleshooting Guide

Common Operational Issues and Solutions

Solutions for common issues such as power, picture, sound, remote control, and disc playback problems.

Reset Procedures

Procedures for cancelling parental controls, progressive scan, and resetting the player to factory defaults.

Service Bulletin HK2004-03: Locked in POWER ON

Power-On Lock Issue Repair Procedure

Instructions to fix a power-on lock issue by adding a 4.7K ohm resistor to the main PCB.

Model-Specific Actions for Power-On Lock

Table detailing specific actions required based on model and serial number for the power-on lock issue.

Service Bulletin HK2005-02: Will Not Read Disc

Disc Read Failure Repair Procedure

Procedure to resolve disc reading failures by replacing SMD transistors and removing a resistor.

Tech Tips

Power Supply Issues Affecting Disc Read;Function

Tips for diagnosing and fixing issues related to disc reading and functions due to power supply defects.

Semiconductor Pinouts

Semiconductor Pinouts (continued)

AML3370 Decoder Pinout

Pinout Diagram

Detailed pinout diagram for the AML3370 decoder chip, showing all pin functions.

Voltage Regulator and Semiconductor Diagrams

BH7862 FS Video Buffer Pinout

PT6311 VFD Driver Pinout

System Configuration

Schematics

SMPS Schematic Diagram

Schematic diagram of the Switched-Mode Power Supply (SMPS) for the DVD 22.

Schematics (continued)

Power Supply and MPEG System Block Diagram

Block diagram illustrating the interaction between the power supply and the MPEG system.

Power Supply Regulator Circuit Schematics

Detailed schematics of voltage regulator circuits within the power supply section.

MPEG Decoder and Memory Interface Schematics

Schematics detailing the MPEG decoder (AML3370) and its interface with memory chips.

Audio DAC and SPDIF Interface Schematics

Schematics for the Audio Digital-to-Analog Converter (DAC) and SPDIF interface.

Video Output Circuit Schematics

Schematics illustrating the video output circuitry, including CVBS, S-Video, and Y/Pb/Pr signals.

MPEG Decoder Power and Memory Interface Schematics

Detailed schematics of power connections for the MPEG decoder and memory interface.

Schematics (continued)

Schematics (continued)

Pick-up and Driver Circuit Schematics

Schematics for the optical pick-up mechanism and its driver circuitry.

Related product manuals