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Onkyo A-9030 Service Manual

Onkyo A-9030
102 pages
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A-9050
RC-830S
Integrated Amplifier
Black and Silver models
MODEL A-9050(B)/(S)
120V AC, 60Hz
230V AC, 50Hz
230V AC, 50Hz
B MDC
B MPP
S MPP
Ref. No. 4412
092012

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Onkyo A-9030 Specifications

General IconGeneral
Damping factor60
Amplifier classA/B
Frequency range10 - 100000 Hz
Output impedance8 Ω
Audio output channels2.0 channels
Peak power per channel- W
Signal-to-Noise Ratio (SNR)105 dB
Total Harmonic Distortion (THD)0.08 %
RMS power output per channel (1 Ohm)65 W
Audio (L/R) in5
Audio (L/R) out1
Speakers connectivity typeClamp terminals
PurposeHome
MaterialAluminium, Metal
Product colorSilver
Volume controlRotary
Bass adjustmentYes
Connectivity technologyWired
Built-in displayNo
AC input voltage220-230 V
AC input frequency50 - 60 Hz
Power consumption (standby)0.3 W
Power consumption (typical)135 W
Package weight9400 g
Weight and Dimensions IconWeight and Dimensions
Depth330.3 mm
Width435 mm
Height139 mm
Weight7400 g

Summary

Safety Information

Safety Warnings for Critical Components

Critical components for safety: fire and electric shock risk. Use specified part numbers.

Service Procedures

Unit Shipping Preparation Procedure

Procedure for preparing the unit for shipping, including memory initialization and initial settings.

Memory Initialization Steps

Initialize unit memory by pressing PURE DIRECT and Standby buttons simultaneously.

Initial Unit Configuration Settings

Configure initial settings: selector, speakers, tone, RI mode, and standby.

Operation Checks

Confirm Relay Operation

Verify speaker relays and sound output with headphone jack insertion.

Remote Control and RI Operation Checks

Check remote control functions and RI mode operation.

Audio Sense Operation Confirmation

Test Audio Sense function with varying input signal levels.

12V Trigger Operation Check

Test 12V trigger input/output for auto power control.

Voltage Protection Test

Test voltage protection by applying DC inputs and checking relay.

Current Protection Test

Test current protection by connecting loads and observing relay response.

Test Mode Operation Procedures

Instructions for entering test modes and performing operational checks.

Exploded Views

Exploded View - External Assembly

Diagram of external assembly and cover removal.

Exploded View - Front Panel and Chassis

Illustration of front panel and internal chassis component assembly.

Exploded View - Internal Components Assembly

Diagram of heatsink, transformer, and circuit board assembly.

Schematic Diagrams

Schematic - Block Diagram (Part 1)

Overall block diagram showing main functional modules and signal paths.

Schematic - Audio Section (Part 2)

Detailed schematic of audio input and processing circuits.

Schematic - Power Amplifier Section (Part 3)

Schematic of power amplifier stages and output circuits.

Schematic - Display Section (Part 4)

Schematic for display control and front panel indicator circuits.

Schematic - Digital Section (Part 5)

Schematic of digital inputs, DAC, and control processor circuits.

Parts Lists

Exploded View Parts List

List of components shown in exploded views, organized by assembly.

Exploded View Parts List (Continued)

Continued listing of parts for screws, coils, and connectors.

Packing Procedures Parts List

Parts list related to the packaging and shipping materials for the unit.

PC Board Parts List - Semiconductors (U001)

List of semiconductor components on the main PCB (U001).

PC Board Parts List - Semiconductors (U001 Continued)

Continuation of semiconductor component list for the main PCB (U001).

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