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Harman Kardon AVR 2700 Service Manual

Harman Kardon AVR 2700
158 pages
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Service Manual harman/kardon
AVR 2700
Audio/Video Receiver
CONTENTS
ESD WARNING………………….......……….2
LEAKAGE TESTING……………….…..…....3
BASIC SPECIFICATIONS…………………..4
FRONT PANEL CONTROLS………..…..…..5
REAR PANEL CONNECTIONS………….…7
REMOTE CONTROL FUNCTIONS…….. …9
CONNECTIONS/INSTALLATION……........14
OPERATION… . … .. .. …… .. . .......……33
BASIC TROUBLESHOOTING…………......41
PROCESSOR RESET………..…............…42
AMPLIFIER BIAS ADJUSTMENT………….43
PACKAGING….…...……….………...………..44
DISASSEMBLY………………………………45
UNIT EXPLODED VIEW…………..…….…..46
BLOCK DIAGRAM………………….………..47
PCB DRAWINGS…………………….………49
ELECTRICAL PARTS LIST……..…….….…69
SEMICONDUCTOR PINOUTS……………138
SCHEMATICS………………………..……..139
WIRING DIAGRAM………………..….…….158
harman/kardon
Released 2012 8500 Balboa Blvd.
Discontinued XXXX Northridge, CA. 91329 Rev0 12/2012

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Questions and Answers:

Harman Kardon AVR 2700 Specifications

Audio Section IconAudio Section
stereo mode continuous average power100 watts/ch, 20Hz – 20kHz, <0.07% THD, both channels driven @ 8 ohms, 6-ohm certified
multichannel power100 watts/ch, 20Hz – 20kHz, <0.07% THD, two channels driven @ 8 ohms, 6-ohm certified
bandwidth @ 1W (+0dB/–3dB)10Hz – 130kHz
input sensitivity/impedance (line-in)200mV/47k ohms
signal-to-noise ratio (IHF-A)100dB
high instantaneous current capability (HCC)±35 amps
slew rate40V/μsec
FM Tuner Section IconFM Tuner Section
frequency range87.5MHz–108.0MHz
usable sensitivity (IHF)1.3μV/13.2dBf
signal-to-noise ratio (mono/stereo)70dB/68dB
distortion (mono/stereo)0.2%/0.3%
stereo separation40dB @ 1kHz
selectivity (±400kHz)70dB
image rejection80dB
IF rejection90dB
AM Tuner Section IconAM Tuner Section
frequency range520kHz – 1, 720kHz
signal-to-noise ratio45dB
usable sensitivity (loop)500μV
distortion (1kHz)50%, mod 0.8%
selectivity (±10kHz)30dB
Video Section IconVideo Section
television formatNTSC
input level/impedance1Vp-p/75 ohms
output level/impedance1Vp-p/75 ohms
video frequency response (composite video)10Hz – 8MHz (–3dB)
General IconGeneral
power requirementAC 120V/60Hz
power consumption120W idle; 1405W maximum
dimensions (W x H x D)17-5/16" x 6-1/2" x 15" (440mm x 165mm x 382mm)
weight7.7kg (16.9 lb)

Summary

Electrostatically Sensitive (ES) Devices

Product Safety Notice

Safety Precautions

Leakage Current Check

Procedure to measure leakage current to earth ground and acceptable limits.

Specifications

Audio Section

Details of the AVR's audio amplification and signal processing capabilities.

FM Tuner Section

Specifications for the FM radio tuner performance.

AM Tuner Section

Specifications for the AM radio tuner performance.

Video Section

Specifications related to the AVR's video processing and outputs.

General Specifications

Overall specifications including power requirements and dimensions.

Front-Panel Controls

Rear-Panel Connectors

System Remote Control Functions

Advanced Remote Control Programming

Remote Channel-Control Punch-Through

Feature to operate one component while controlling another.

Programming Macro (Activity) Commands

Storing and executing sequences of commands with a single button.

Processor Reset

Procedure to reset the AVR's processor to factory defaults.

Making Connections

Connect Your Speakers

Connecting loudspeakers to the AVR's color-coded terminals.

Connect Your Subwoofer

Connecting the AVR's Subwoofer connector to the powered subwoofer.

Connect Your TV or Video Display

Connecting the AVR's HDMI Monitor Out or Composite Monitor Out to the TV.

Connect Your Audio and Video Source Devices

Connect Your HDMI Devices

Connect Your Component Video Devices

Connect Your Composite Video Devices

Connect Your Optical Digital Audio Devices

Connect Your Coaxial Digital Audio Devices

Connect Your Analog Audio Devices

Connect Your Audio Recorders

Connect Your Video Recorder

USB and iOS Devices

Connect to Your Home Network

Connect the Radio Antennas

Install a Multizone System

Connect IR Equipment

Connect to AC Power

Connect the Trigger Output

Set Up the Remote Control

Install the Batteries in the Remote Control

Instructions for installing AAA batteries into the remote.

Program the Remote to Control Your Source Devices and TV

Steps to program the remote to control other audio/video devices.

Reassigning a Source Selector Button for a Different Device Type

How to change a preprogrammed source button's device type.

Set Up the AVR

Turn On the AVR

Steps to power on the AVR using the main power switch and power button.

Using the On-Screen Menu System

How to navigate and use the AVR's on-screen menu system.

Configure the AVR for Your Speakers

Procedure for setting up speakers using the EzSet/EQ microphone.

Speaker Setup

Automatic Setup – EzSet/EQ

Automated speaker setup and equalization process.

Manual Setup

Manually adjust speaker settings.

Set Up Your Sources

Set Up Your Sources, continued

Creating “HDMI Bypass” Inputs

Programming inputs to bypass internal video processing for 3D content.

Adjust Lip Sync

Resynchronizing audio and video signals to fix lip sync issues.

Set Up the Network

Configuring the AVR's network connection for internet and media access.

Wired Network Setup

Wireless Network Setup (AVR 3700/AVR 370)

Using your iOS 5 device to join the wireless network

Automatically joining the network using an iOS 5 device.

Manual Speaker Setup

Number of Speakers

Program the correct setting for each speaker group in the system.

Crossover (Size)

Adjust the crossover frequencies for each speaker group.

Sub Mode

Set the subwoofer mode based on the crossover setting.

Set the Speaker Distances

Adjust speaker distances to compensate for placement differences.

Step Four – Setting Channel Output Levels Manually

Reset Levels

Reset all speaker channel levels to their factory defaults.

Notes on Setting Speaker Volumes in Home Theater Systems

Tips for setting optimal speaker volume levels for films and music.

Notes on Setting Subwoofer Volume

Tips for setting the subwoofer volume for music and films.

Listening in Zone 2

Status

Lets you turn Zone 2 on or off.

Source

Selects the source input for Zone 2.

Volume

Controls the volume level in Zone 2.

Assigned AMP

Assigns Assigned AMP channels to 'Zone 2' for multizone operation.

Notes about listening in Zone 2

Important notes regarding iPod, simultaneous sources, and zone control.

System Settings

Front Panel Settings

Controls front panel display brightness and dimmer settings.

HDMI Settings

Configures HDMI audio, control, ARC, and CEC power settings.

General AVR Settings

Configures network, volume, units, language, and Dolby calibration.

Menu Appearance

Configures menu transparency, message display duration, and screen saver.

Upgrade Software

Installs software upgrades released by Harman Kardon.

Settings Lock

Prevents inadvertent changes to Setup, Speaker Setup, and System settings.

Operating Your AVR

HARMAN AVR App

Control AVR functions via a mobile app for iOS and Android devices.

Controlling the Volume

Adjusting volume using the front panel knob or remote control buttons.

Muting the Sound

Muting all speaker and headphone outputs with the Mute button.

Dolby Volume

System processing for consistent listening volume and subtle detail.

Dolby Volume Calibration

Adjusting Dolby Volume circuitry to match specific speakers and environment.

Selecting a Source

Video Troubleshooting Tips

Troubleshooting steps for issues with no picture or incorrect video resolution.

Additional Tips for Troubleshooting HDMI Connections

Steps for troubleshooting common HDMI connection problems.

Preset Stations

Storing and tuning to a total of 30 AM and FM stations as presets.

Listening to FM and AM Radio

Listening to Media on a USB Device

Playing files on a USB device

Listening to an iPod/iPhone/iPad Device

Listening to vTuner (Internet Radio)

Listening to Media via Your Home Network

To share media on PCs

Selecting a Surround Mode

Auto Select

AVR automatically selects the best mode for digital sources.

Virtual Surround

Creates enhanced soundfield for two-speaker systems.

Stereo

Selects number of speakers for two-channel playback.

Movie

Surround modes for movie playback options.

Music

Surround modes for music playback options.

Video Game

Surround modes for video game playback options.

Audio Effects

Video Modes

Advanced Functions

Audio Processing and Surround Sound

Understanding audio signal formats and selecting surround modes.

Surround Modes

Detailed explanation of available surround modes and their categories.

Audio Effects Button

Dolby Volume

System processing for consistent listening volume and subtle detail.

PLIIz Height Gain

Adjusting front height channel volume for spatial experience.

Edit Dolby PLII/Dolby PLIIx Music

Adjusting Center Width, Dimension, and Panorama settings.

Tone Control

Enabling treble and bass controls for sound adjustment.

LFE Trim

Attenuating subwoofer loudness for LFE signals.

EZ Set/EQ

Activating or deactivating equalization settings from EzSet/EQ.

Video Processing

Video Modes – Disc

Accessing picture adjustment settings for discs.

How to Adjust the Custom Picture Settings

Brightness Adjustment

Adjusting the brightness for optimal gray-scale visibility.

Contrast Adjustment

Adjusting contrast for bright white and dark black bars.

Color Adjustment

Setting color intensity and tint for natural color reproduction.

Sharpness Adjustment

Minimizing white lines and improving picture clarity.

Advanced Video Settings

Fine-tuning picture settings for video modes like Blu-ray.

Reset Proceedure

AMPLIFIER SECTION BIAS ADJUSTMENT

1. Instruction manual ass’y - Accessories (CQXAVR2700)

2. Package Drawing

DISASSEMBLY

1. Removing the Top Cabinet

Procedure to remove the top cabinet of the AVR.

2. Removing the Front Panel

Procedure to remove the front panel of the AVR.

3. Removing the Rear Panel

Procedure to remove the rear panel of the AVR.

4. Removing the Main PCB

Procedure to remove the main PCB from the AVR.

AVR270/230 EXPLODE VIEW AVR2700

AVR2700/3700 Block Diagram

AVR2700/3700 Block Diagram (DSP Part)

PCB DRAWINGS

Chassis/Misc Mechanical

FRONT PCB ASS'Y (COP12455D)

TRANSISTOR, REGULATOR IC BLOCK DIAGRAM

SCHEMATIC DIAGRAM

WIRING DIAGRAM