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Harman Kardon AVR 435 Service Manual

Harman Kardon AVR 435
37 pages
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AVR 435/230
SERVICE MANUAL
harman/kardon
®
Power for the Digital Revolution®

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Harman Kardon AVR 435 Specifications

General IconGeneral
TypeAV Receiver
Channels7.1
Total Harmonic Distortion0.07%
Input Sensitivity200mV
Analog Audio Inputs8
Composite Video Inputs4
S-Video Inputs4
Component Video Inputs2
Headphone OutputYes
HDMINo
Surround Sound FormatsDolby Digital, DTS, Dolby Pro Logic II
TunerAM/FM
Signal to Noise Ratio100dB
Speaker Impedance8 ohms
Digital InputsCoaxial, Optical
Preamp Outputs7.1
Dimensions (W x H x D)440mm x 165mm x 395mm

Summary

Alignment and Bias Adjustments

Main Board Bias Adjustment

Adjusts bias for front and surround channels on the main board.

Back Surround Board Bias Adjustment

Adjusts bias for SBL, Center, and SBR channels on the back surround board.

Block Diagram

Video Block Diagram

Supply and Regulator Schematic

Signal Processing and Output

Signal Output Channels

Shows output signals for various channels like FL, Center, FR.

2-Channel Signal Input

Details the input path for 2-channel audio signals.

Power, Ground, and 8-Channel I/O

8-Channel Input/Output Schematics

Schematic for 8-channel input and output connections.

DSP Circuitry

DSP Block Details

Detailed schematic of the DSP chip and its connections.

Center and Surround SB Amp Schematic

Center Channel Amplifier

Schematic for the center channel amplifier circuit.

Surround SB Channels Amplifier

Schematic for the surround SB channel amplifier circuits.

Main Amplifier Signal Paths

Main Amplifier Schematic

Main Amplifier Channels and Protection Circuits

Schematic of main amplifier channels and protection systems.

Video Input/Output and OSD Schematic

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