Onkyo HT-R680(B)

HT-R680
SERVICE MANUAL
AV RECIEVER
Black model
MODEL HT-R680 (B)
120 V AC, 60HzBMDC
Ref. No. 4195
052010
RC-764M
SAFETY-RELATED COMPONENT
WARNING!!
COMPONENTS IDENTIFIED BY MARK ON THE
SCHEMATIC DIAGRAM AND IN THE PARTS LIST ARE
CRITICAL FOR RISK OF FIRE AND ELECTRIC SHOCK.
REPLACE THESE COMPONENTS WITH ONKYO
PARTS WHOSE PART NUMBERS APPEAR AS SHOWN
IN THIS MANUAL.
MAKE LEAKAGE-CURRENT OR RESISTANCE
MEASUREMENTS TO DETERMINE THAT EXPOSED
PARTS ARE ACCEPTABLY INSULATED FROM THE
SUPPLY CIRCUIT BEFORE RETURNING THE
APPLIANCE TO THE CUSTOMER.
HT-R680(B) in HTiB “HT-S6300 and HT-S7300”
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9 8
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TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com

Onkyo HT-R680(B) Specifications

General

Brand	Onkyo
Model	HT-R680(B)
Category	Receiver
Language	English

Summary

ONKYO HT-R680 Service Manual

SAFETY-RELATED COMPONENT WARNING!

Critical components identified by mark for fire/shock risk. Use specified parts only.

Troubleshooting: No Power

Troubleshooting: No Display

Troubleshooting: No Sound

Troubleshooting: No Picture

Reference Materials: Block Diagrams

Reference Materials: Protect Detection

Firmware Update Procedure: MMPU VMPU DSP

Firmware Update Procedure: VSP

Exploded Views - Section 1

Exploded Views - Section 2

Exploded Views - Section 3

Wiring Diagram

Schematic Diagrams - Audio Block

Schematic Diagrams - Video Block

Schematic Diagrams - Audio Input Section

Schematic Diagrams - Power Amplifier Section

Schematic Diagrams - MPU Dir DAC Section

Schematic Diagrams - Video Section

Schematic Diagrams - Speaker Output Section

Schematic Diagrams - U. Port Unit Section

Schematic Diagrams - Display Section

Schematic Diagrams - Power Supply Section

Schematic Diagrams - HDMI RXTX Section

Schematic Diagrams - HDMI VSP-1 Section

Schematic Diagrams - HDMI VSP 2 Section

Schematic Diagrams - DSP VMPU Section

Printed Circuit Board Views - Amplifier Section

Printed Circuit Board Views - DAC MPU Section

Printed Circuit Board Views - Display Section

Printed Circuit Board Views - HDMI Section

Parts List: Semiconductors

PC Board Parts List: Major Assemblies

U001 AF-AS(Amplifier Asy)

Amplifier Assembly (AF) for HT-R680 PC board.

U003 DG-AS(MPU DIR DAC U-port Asy)

MPU, DIR, DAC, and U-Port Assembly for HT-R680.

U004 DIS-AS(Disply Video Pow-supply HP Asy)

Display and Video Power Supply Assembly for HT-R680.

U007 HDM-AS(HDMI Asy)

HDMI Assembly (HDMI Asy) for HT-R680.

Parts List: Passive Components

Trans Coil

List of transformer coil components and their part numbers.

Capacitors

List of capacitor components with part numbers and specifications.

Parts List: Resistors

ONKYO CORPORATION Contact Information