Yamaha DSP-AX763 - User Manual

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SERVICE MANUAL

IMPORTANT NOTICE

This manual has been provided for the use of authorized YAMAHA Retailers and their service personnel.

It has been assumed that basic service procedures inherent to the industry, and more specifically YAMAHA Products, are already

known and understood by the users, and have therefore not been restated.

WARNING: Failure to follow appropriate service and safety procedures when servicing this product may result in personal

injury, destruction of expensive components, and failure of the product to perform as specified. For these reasons,

we advise all YAMAHA product owners that any service required should be performed by an authorized

YAMAHA Retailer or the appointed service representative.

IMPORTANT: The presentation or sale of this manual to any individual or firm does not constitute authorization, certification or

recognition of any applicable technical capabilities, or establish a principle-agent relationship of any form.

The data provided is believed to be accurate and applicable to the unit(s) indicated on the cover. The research, engineering, and

service departments of YAMAHA are continually striving to improve YAMAHA products. Modifications are, therefore, inevitable

and specifications are subject to change without notice or obligation to retrofit. Should any discrepancy appear to exist, please

contact the distributor's Service Division.

WARNING: Static discharges can destroy expensive components. Discharge any static electricity your body may have

accumulated by grounding yourself to the ground buss in the unit (heavy gauge black wires connect to this buss).

IMPORTANT: Turn the unit OFF during disassembly and part replacement. Recheck all work before you apply power to the unit.

■ CONTENTS

TO SERVICE PERSONNEL .......................................... 2

FRONT PANELS ........................................................ 3–5

REAR PANELS .......................................................... 6–9

REMOTE CONTROL PANELS .................................... 10

SPECIFICATIONS / 参考仕様 ................................ 11–13

INTERNAL VIEW ......................................................... 14

DISASSEMBLY PROCEDURES / 分解手順.......... 14–19

UPDATING FIRMWARE/

ファームウェアの書き込み .................................. 20–34

SELF DIAGNOSIS FUNCTION (DIAG)/

自己診断機能（ダイアグ） .................................. 35–61

CONFIRMATION OF IDLING CURRENT OF AMP UNIT/

アンプユニットのアイドリング電流の確認 ............... 62

DISPLAY DATA ........................................................... 63

IC DATA ................................................................. 64–80

PIN CONNECTION DIAGRAMS ............................ 81–84

BLOCK DIAGRAMS .............................................. 85–89

PRINTED CIRCUIT BOARDS.............................. 90–103

SCHEMATIC DIAGRAMS .................................. 105–115

REPLACEMENT PARTS LIST .......................... 117–145

REMOTE CONTROL.......................................... 146–151

ADVANCED SETUP / 本機の設定を変更する .... 152–155

Using Bluetooth components /

Bluetooth機器を再生する ........................................ 155

P.O.Box 1, Hamamatsu, Japan

This manual is copyrighted by YAMAHA and may not be copied or

redistributed either in print or electronically without permission.

'08.03

AV RECEIVER/AV AMPLIFIER

RX-V663/HTR-6160/

DSP-AX763

101087

RX-V663/HTR-6160/

DSP-AX763

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Yamaha DSP-AX763 Specifications

General

Channels	7.1
Amplifier Type	Discrete
Total Harmonic Distortion (THD)	0.06%
Response Bandwidth	10 Hz - 100 kHz
Input Sensitivity	200 mV
Signal-to-Noise Ratio	100 dB
HDMI Inputs	4
HDMI Outputs	1
Input Impedance	47 k ohms
Audio D/A Converter	192 kHz/24-bit
DSP Presets	17
Tuning Range	FM: 87.5 - 108 MHz, AM: 530 - 1710 kHz
Preset Station Qty	40
HDMI Switching	Yes
Audio Inputs/Outputs	6 Audio Inputs, 2 Audio Outputs
Input Sensitivity/Impedance	200 mV / 47 k ohms
Frequency Response	10 Hz - 100 kHz
Dimensions (W x H x D)	435 mm x 171 mm x 377 mm
Dimensions (W x H x D Alternative)	17.1 x 5.9 x 14.2 inches
Built-in Decoders	Dolby Digital, Dolby Digital EX, Dolby Pro Logic IIx, DTS
Surround Sound Effects	Dolby Digital, Dolby Digital EX, Dolby Pro Logic IIx, DTS, DTS-ES, DTS 96/24, DTS Neo:6
Tuner Bands	AM/FM
Connector Type	RCA, HDMI
Surround Sound Formats	DTS Neo:6, DTS-ES Discrete 6.1, DTS-ES Matrix 6.1, DTS-HD, Dolby Digital, Dolby Digital EX, Dolby Digital Plus, Dolby Pro Logic II, Dolby Pro Logic IIx, Dolby TrueHD
Video Inputs/Outputs	component video input, component video output, composite video input, composite video output
Amplifier Output Details	105.0 Watt - 8.0 Ohm - 20 - 20000 Hz - THD 0.06% - 7.0 channel(s) (surround) 105.0 Watt - 8.0 Ohm - at 1.0 kHz - THD 0.7% - 7.0 channel(s) (surround)