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Harman Kardon HK3380 User Manual

Harman Kardon HK3380
54 pages
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harman/kardon
HK3380
STEREO RECEIVER
SERVICE MANUAL
CONTENTS
ESD WARNING…………………………....…….2
LEAKAGE TESTING………………..….…..…....3
SPECIFICATIONS ……………………………....4
FRONT PANEL CONTROLS ……………… ….5
REAR PANEL CONNECTIONS ………….....…8
REMOTE CONTROL FUNCTIONS ………..…10
TROUBLESHOOTING GUIDE…...……………12
PROCESSOR RESET……………………….…12
AMPLIFIER BIAS ADJUSTMENT……….…….13
BULLETIN HK2003-10……………………. …..14
BULLETIN HK2004-02……………………. …..16
DISASSEMBLY PROCEDURES………………17
EXPLODED VIEW …………………….………..20
BLOCK DIAGRAM…………..……….……….…21
FRONT PANEL DISPLAY..……….……….……22
IC DESCRIPTIONS/PINOUTS…………………26
ELECTRICAL PARTS LIST …………..………..40
PCB DRAWINGS……………………….…….…45
SCHEMATICS………………….…….….………47
WIRING DIAGRAM…………………………..….53
PACKAGE…………………………………….….54
harman/kardon, Inc.
250 Crossways Park Dr.
Woodbury, New York 11797 Rev
2 2/2006
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Harman Kardon HK3380 Specifications

General IconGeneral
Total Harmonic Distortion0.07%
Input Sensitivity200mV
Speaker Load Impedance8 ohms
Tuning RangeFM, AM
Power Output80 watts per channel
Inputs1 phono
Outputs1 subwoofer

Summary

Electrostatic Sensitive Devices and Safety

Product Safety Notice

Important safety precautions for servicing and component replacement.

Leakage Test Procedure

Technical Specifications

Audio Section Specifications

Details audio performance parameters like power, sensitivity, and frequency response.

FM Tuner Section Specifications

Specifies FM tuner performance metrics such as frequency range and sensitivity.

AM Tuner Section Specifications

Lists AM tuner specifications, including frequency range and sensitivity.

Video Section Specifications

Outlines video input/output specifications and frequency response.

General Unit Specifications

Covers power requirements, dimensions, and weight of the unit.

Front Panel Controls Overview

Power and Indicator Controls

Controls for unit power, status indicators, and headphone output.

Audio and Input Selectors

Buttons for selecting audio sources like Phono, CD, Tape, and Video inputs.

Tuner and Preset Controls

Controls for radio tuning, presets, and FM modes.

Tone, Balance, and Volume Controls

Adjustments for bass, treble, balance, and master volume.

Speaker Selection and Sleep Functions

Controls for speaker output selection and sleep timer.

Display and Remote Operations

Controls for display dimming and remote sensor window.

Front Panel Information Display

Speaker and Input Indicators

Indicators for speaker selection and selected input source.

Tuner and Memory Indicators

Indicators for tuner status, presets, and memory operations.

System Status Indicators

Indicators for mute status, stereo reception, and auto mode.

Rear Panel Connections

Audio and Video Connectivity

Ports for audio sources, recorders, and video devices.

Tuner and Control Connections

Antenna inputs and remote control ports.

Speaker and Power Connections

Speaker terminals and AC power input.

Remote Control Functions

Power and Source Selection

Controls for powering the unit and selecting input sources.

Tuner Operation Controls

Buttons for tuning, presets, and radio mode selection.

Playback and Special Function Controls

Controls for transport, sleep, dimming, and muting functions.

Numeric and Direct Access Controls

Numeric keypad and direct input buttons for station selection.

Speaker and Memory Controls

Controls for speaker selection and memory storage.

Troubleshooting Guide

Power and Sound Issues

Troubleshooting steps for no power or no sound problems.

Tuner and Input Signal Issues

Diagnosing tuner interference, distortion, and input signal problems.

Remote and System Issues

Troubleshooting remote control and processor reset procedures.

Amplifier Bias Adjustment

Measurement Conditions and Values

Specifies conditions, standard values, and voltmeter connections for bias adjustment.

Service Bulletins

Volume Level Changes Bulletin

Addresses erratic volume control tracking and display issues on early units.

Silence During Preset Scan Bulletin

Addresses silence during preset scan, requiring a software upgrade.

Disassembly Procedures

Top Cabinet and Front Panel Removal

Procedures for removing the outer cabinet and front panel assembly.

Rear Panel and Main PCB Removal

Steps for removing the rear panel and main PCB.

Specific PCB Removal Procedures

Detailed steps for removing Tone, Phone, Power LED, Front, and Tuner PCBs.

Additional PCB Removal Procedures

Steps for removing Video, Download, Power Trans, and Main PCB assemblies.

Exploded View

External Components Exploded View

Exploded view of the unit's exterior parts.

Internal Components Exploded View

Exploded view of internal assemblies like PCBs and modules.

Block Diagrams

Tuner and Audio Signal Paths

Block diagram illustrating tuner and audio signal flow.

Video and Power Signal Paths

Block diagram showing video and power signal routing.

Outer Dimensions and Pin Connection

Physical Dimensions

Details the physical size and measurements of the unit.

Pin Connection Details

Table detailing pin assignments and connections.

Pattern Details

Front Panel Display Patterns

Illustrates the layout and patterns for the front panel display segments.

Illumination Color Specification

Specifies the illumination color for front panel indicators.

Grid Assignment

Display Segment Mapping

Maps front panel display segments to functions.

HVIST72F321R (U-COM) : IC81 Details

IC81 Device Block Diagram

Illustrates the internal architecture of the HVIST72F321R IC.

64-Pin TQFP Package Pin Description

Pinout Diagram

Diagram showing pin assignments for the 64-pin TQFP package.

Device Pin Description Table

Pin Functionality Details

Comprehensive list of pins, types, ports, and alternate functions.

EEPROM IC83 Details

Block Diagram and Signal Names

Illustrates the EEPROM's internal structure and signal definitions.

Package Pin Connections

Details pin assignments for DIP, SO, and TSSOP packages.

NJM2068 Dual Operational Amplifier

General Description and Features

Overview of the NJM2068 amplifier's features and performance.

Package Outline and Pin Configuration

Shows package types and pin assignments for the NJM2068.

Equivalent Circuit Diagram

Schematic of the internal equivalent circuit for half the amplifier.

IC91/IC92 Block Diagrams

NJM2296M Block Diagram

Illustrates the block diagram for the NJM2296M IC.

IC92 Pinout and Function

Shows the pinout and function of IC92.

Reset IC84 Details

Pin Configuration and Description

Outlines the pinout and functional description of the reset IC.

IC84 Block Diagrams

Presents the internal block diagrams for the IC84.

Voltage Detector IC85 Details

Block Diagram and Timing Characteristics

Shows the IC85 block diagram and timing characteristics.

Output Delay Time Definition

Defines the tPLH parameter for output delay.

Function/Input ICs (IC12/IC13)

TC9164AF Block Diagram

Shows the internal structure and signal flow of the TC9164AF IC.

TC9163AF Block Diagram

Shows the internal structure and signal flow of the TC9163AF IC.

TC9459N/F Block Diagram

Input/Output and Decoder Logic

Details the input/output paths and decoding logic.

Shift Register and Level Shift Circuit

Describes the shift register and level shifting circuits.

TC9459N/F Pin Description

Power Supply and Ground Pins

Describes Vss, Vdd, and GND pin functions.

Volume Control Pins

Details the input and output pins for volume control.

Loudness Tap Pins

Describes pins related to the loudness tap output.

Chip Select, Clock, and Data Pins

Explains chip select, clock, and data input pins.

No Connection Pins

Identifies pins designated for no connection.

Transistor and Regulator IC Diagrams

TO-92M and TO-126 Transistor Diagrams

Shows block diagrams for TO-92M and TO-126 transistor packages.

TO-3P and TO-220 Transistor Diagrams

Shows block diagrams for TO-3P and TO-220 transistor packages.

Regulator IC Diagrams

Shows block diagrams for common regulator ICs.

Electrical Parts List

Front PCB Components

Lists capacitors, semiconductors, and resistors for the front PCB.

Main PCB Components

Lists capacitors, semiconductors, and resistors for the main PCB.

Miscellaneous and Tuner Parts

Lists miscellaneous parts, fuses, and tuner module information.

PCBs Layout Diagrams

Front Board PCB Layout

Diagram showing component placement on the front PCB.

Main PCB Layout

Diagram showing component placement on the main PCB.

Tone and Video PCB Layouts

Diagrams showing component placement on Tone and Video PCBs.

Schematic Diagrams

Tuner and Audio Circuitry

Circuit diagram for the tuner section and audio inputs.

Video, Control, and Power Circuits

Circuit diagram for video, control, and power supply sections.

Amplifier and Protection Circuits

Circuit diagram for power amplifier stages and protection.

Specialized Circuit Sections

Diagrams for download, RDS, and transformer connections.

Microcontroller and Analog Circuits

Circuit diagram for microcontroller, EEPROM, and analog controls.

Tuner Control and Volume Schematics

Circuit diagram for tuner control and volume/tone circuits.

Wiring Diagram

Power Supply and Main Board Wiring

Wiring diagram for power supply and main PCB connections.

Front, Video, and Tuner Module Wiring

Wiring diagram for front, video, and tuner module connections.

Accessories and Package Contents

Included Accessories List

Lists items included with the product, such as manuals and cables.

Package Drawing Details

Illustrates the product packaging and its contents.

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