🏷️ Basic Information

Make:

Aiwa

Model:

CDC R146M

Product Type:

Car CD Receiver

👋 Introduction

Product Category:

Aftermarket Car Audio Receivers

Target User:

Car audio technicians, DIY repair enthusiasts, and owners seeking specific replacement parts.

Niche Product:

This manual serves a niche market of owners and technicians supporting older car audio systems where OEM parts may no longer be readily available.

Value Proposition:

Provides essential part identification for maintaining and repairing the Aiwa CDC R146M, bridging the gap for discontinued or hard-to-find components.

Essential Documentation:

Crucial for anyone needing to service or identify replacement parts for this specific Aiwa car CD receiver model.

Diagnostic Aid:

Acts as a crucial diagnostic aid by visually identifying and naming internal components, assisting technicians in troubleshooting.

Repair Facilitation:

Empowers users to accurately identify and source replacement parts, making repairs more efficient and cost-effective.

📋 Manual Details

Manual Coverage:

Service parts for Aiwa CDC R146M Stereo Car CD Receiver

Document Purpose:

To provide a comprehensive inventory of replaceable parts for the Aiwa CDC R146M Car CD Receiver.

Product Scope:

Specifically covers parts for the Aiwa CDC R146M model, not related vehicle systems.

Total Pages:

9

Type:

Parts List Manual

Language:

English

Format:

PDF

📖 Manual Coverage

Audio System Components:

CD Mechanism, Laser Assembly, Motor Components, Circuit Boards (Main Board, Power Board), Display Panel, Front Panel Assembly, Control Knobs, Buttons, Wiring Harnesses, Antenna Input, RCA Outputs, Speaker Connectors, Power Connector, Fuse Holder

Power Supply Circuitry:

Components related to power delivery and regulation, including fuses, voltage regulators, and power capacitors.

Control Interface:

Parts for the front panel controls, including buttons, rotary encoders, and detents.

Display Module:

Components associated with the LCD or VFD display, including the display panel itself and any driver circuitry.

Radio Tuner Module:

Components related to the AM/FM tuner section, including capacitors, inductors, and tuner ICs, if these are replaceable modules.

Pre Amplifier Section:

Parts related to audio signal processing and amplification stages before the final output.

Part Identification:

Detailed listing of individual service parts with corresponding part numbers for replacement.

Disassembly Identification:

Implicitly supports identification of parts during disassembly for repair or replacement.

Component Replacement Guidance:

While not a step-by-step repair guide, the parts list facilitates the process of obtaining correct parts for component replacement.

Part Number Lookup:

The primary procedure supported is the lookup of specific OEM part numbers for ordering and procurement.

Level Of Detail:

Component-level parts breakdown, providing specific part numbers for internal and external components.

Part Number Accuracy:

High, providing exact manufacturer part numbers crucial for ordering correct replacements from authorized distributors or third-party suppliers.

Electronic Components:

Details specific electronic components such as integrated circuits (ICs), transistors, capacitors, resistors, and connectors by their part numbers.

📊 Manual Specifications

Digital Format:

PDF (Portable Document Format)

Compatibility:

Compatible with Win/Mac operating systems for viewing and printing.

Searchability:

PDF format typically allows for text searching, enabling users to quickly locate specific part numbers or descriptions if the OCR quality is good.

Printability:

Designed for digital download and printing of individual pages or the entire document.

Resolution:

PDF quality is typically sufficient for clear printing of diagrams and text. Actual quality depends on the source scan.

Binding:

Not Applicable (Digital Download)

Paper:

Not Applicable (Digital Download)

⚙️ Engine Specifications

Engine Type:

Not Applicable (Car Audio Component)

Internal Motors:

Includes parts for various small DC motors used in the CD loading and spindle mechanisms.

Power Output:

Not Applicable (Car Audio Component)

Fuel Type:

Not Applicable (Car Audio Component)

🔧 Transmission

Transmission Type:

Not Applicable (Car Audio Component)

Cd Transport Mechanism:

Detailed breakdown of parts for the CD tray loading/unloading mechanism, disc clamping, and spindle motor.

Gear Ratios:

Not Applicable (Car Audio Component)

Fluid Requirements:

Not Applicable (Car Audio Component)

📐 Dimensions

Unit Dimensions:

Standard Single-DIN automotive chassis dimensions (approx. 182mm x 53mm x 160mm WxHxD), actual dimensions may vary slightly based on specific chassis design. This manual focuses on internal parts breakdown.

Faceplate Dimensions:

Standard Single-DIN faceplate dimensions for easy integration into most vehicle dashboards.

Internal Component Size:

Refer to specific component diagrams within the manual for detailed internal dimensions of parts like the CD transport or display module.

Cargo Capacity:

Not Applicable (Car Audio Component)

Unit Weight:

Typical for single-DIN receivers, likely in the range of 1.5-2.5 kg. Specific part weights are not detailed in this manual type.

🛡️ Safety Features

Safety Standards:

While the manual itself is not a safety rating document, it details parts crucial for the functional integrity of the audio system, which indirectly impacts user experience.

Circuit Protection:

Details components like fuses, which are critical for electrical safety and preventing damage to the unit or vehicle.

Fuse Specifications:

Likely lists the specific fuse rating (e.g., 10A, 15A) for the main power input, crucial for correct replacement.

Insulation Components:

May list internal insulation or shielding components, though primary focus is on functional parts.

💡 Technology Features

Audio Playback:

CD playback (likely CD-R/RW compatibility based on era). The parts list covers all components of the CD playback system.

Cd Playback Features:

Components for CD playback including error correction circuitry, anti-shock buffer memory (if applicable), and digital-to-analog converter (DAC).

Assistance Features:

Not Applicable (No driver assistance features on this type of unit).

Audio Inputs Outputs:

Likely features RCA outputs for amplifiers and possibly an auxiliary input. The manual would list the connectors and associated components.

Speaker Outputs:

Components for internal amplifier connections to speaker outputs, including associated terminals or connectors.

🔧 Maintenance

Cleaning Recommendation:

While the manual does not specify service intervals, it lists parts like the laser lens and CD mechanism that may require periodic cleaning or replacement due to wear and tear, especially in dusty environments.

Laser Cleaning:

While not explicitly stated, access to laser assembly parts implies the possibility of laser lens cleaning as a maintenance procedure.

Lubrication:

The manual might implicitly cover parts like gears or sliding mechanisms within the CD transport that would typically require specialized, non-conductive lubricant. Specific fluid part numbers are generally not provided in parts lists.

Common Failures:

Common issues for CD receivers of this age include laser failure, CD loading/eject mechanism problems, and display illumination issues. This manual is critical for identifying and sourcing replacement parts for these common failures.

Mechanical Wear:

Parts like gears, belts, and sliding rails in the CD mechanism are prone to wear and tear over time, necessitating replacement. This manual is vital for these specific parts.

📚 Vehicle History

Aiwa Legacy:

Aiwa was a prominent Japanese consumer electronics company known for its audio equipment. While its independence has changed over the years, its products are still recognized for quality and innovation in their era.

Cdc R146M Era:

Likely from the late 1990s to early 2000s era, a period when CD receivers were standard in automotive audio, often featuring detachable faceplates and basic CD playback functionalities.

Aiwa Cdc Series:

The CDC series represented Aiwa's line of car CD receivers, with various models offering different feature sets and power outputs. The R146M is one specific iteration.

Manufacturing Location:

Typical for Aiwa products of this era, likely manufactured in Asia (e.g., Japan, Malaysia, China).