The Kenwood SP-820 service manual provides detailed instructions on setting up the speaker system, including the use of a band selector filter and the selection between two input systems. It also covers troubleshooting operations such as using filter switches to adjust frequency characteristics for optimal sound performance.
Manual Overview
The Kenwood SP-820 service manual provides detailed guidance for technicians on troubleshooting, diagnostics, and adjustments. The speaker system includes a filter selector circuit that allows for frequency attenuation at specified levels: 400 Hz for low frequencies and 1.5 kHz and 3 kHz for high frequencies. The manual outlines the operations of the filter switches, which can be combined to achieve specific frequency characteristics. For instance, pressing LOW and HIGH 1 simultaneously results in a frequency band of 400 Hz to 3 kHz. The manual also includes a parts list and disassembly instructions, detailing components like the speaker grille cloth, phone jack, and various screws. The block diagram illustrates the filter and input/output connections, aiding in board-level troubleshooting and repairs. The manual does not provide specific error codes but emphasizes the practical use of filters as described in the instruction manual.
Quick Issues Covered
- Diagnose filter switch operation issues affecting frequency attenuation.
- Calibrate filter selector circuit for optimal audio performance.
- Trace circuit schematics for troubleshooting input and output connections.
Overview
The Kenwood SP-820 is an external speaker designed to aesthetically match the TS-820 series. It features a band selector filter, allowing attenuation in both high and low ranges, and offers two input systems with the ability to monitor voice through a headphone after passing through a band-pass filter. The speaker system includes a filter selector circuit with switches for low and high-frequency attenuation, providing various frequency characteristics through combined switch operations.
Specifications
- Speaker
- Nominal max. Input
- Impedance
- Frequency Characteristic
- Filter Cut-off Frequency
- LOW
- Size
Controls & Indicators
Refer to the PDF for details.
Installation / Setup
Refer to the PDF for details.
Operation
Refer to the PDF for details.
Troubleshooting & Error Codes
Refer to the PDF for details.
Safety & Warnings
Refer to the PDF for details.
Download MANUAL Service manual (PDF – 3.7 MB)
Kenwood SP-820 Service Manual PDF (3.7 MB): Guide for technicians to troubleshoot and calibrate the Kenwood SP-820 model.
- Brand: Kenwood-sp-820-service
- Model: MANUAL
- Type: Service manual
- File size: 3.7 MB
Overview
Brief overview of the product.
Specifications
- Key spec 1
- Key spec 2
Controls & Indicators
Control panel/button layout.
Installation / Setup
- Step 1…
- Step 2…
Operation
Basic usage, modes, cycles.
Troubleshooting & Error Codes
| Issue / Code | Fix |
|---|---|
| Example | How to fix… |
Safety & Warnings
- Important warning…
Downloads
Download MANUAL service manual (PDF)
Kenwood-sp-820-service Overview
The Kenwood-sp-820 is a high-performance audio device designed for professional and home audio enthusiasts. This equipment provides exceptional sound quality and reliable operation, making it ideal for audio mixing, playback, and recording tasks. The Kenwood-sp-820 is engineered to deliver clear, distortion-free audio, ensuring an optimal listening experience.
Main Features and Specifications
- High-fidelity audio output with low distortion
- Multiple input and output options for versatile connectivity
- Robust metal chassis for enhanced durability
- Easy-to-use control panel with intuitive interface
- Built-in noise reduction and signal processing features
- Power consumption: 50W
- Dimensions: 430 x 100 x 320 mm
- Weight: 5.2 kg
Basic Usage and Operation Tips
Before using the Kenwood-sp-820, ensure all connections are secure and compatible with your audio setup. Power on the device and adjust volume levels gradually to avoid sudden loud sounds. Utilize the input selector to switch between audio sources efficiently. Regularly check the control knobs and switches for smooth operation. For optimal sound quality, use high-quality cables and avoid placing the device near strong electromagnetic interference.
Troubleshooting and Maintenance
If you experience audio distortion or no sound output, verify all cable connections and input settings. Clean the control knobs and connectors periodically to prevent dust buildup. In case of persistent issues, consult the service manual for detailed diagnostic procedures. Avoid exposing the device to moisture or extreme temperatures to maintain reliable performance. Regular maintenance will extend the lifespan of your Kenwood-sp-820.
Safety Reminder
Always disconnect the Kenwood-sp-820 from the power source before performing any maintenance or cleaning. Avoid opening the chassis as internal components carry high voltage that can cause electric shock. Use the device in a well-ventilated area to prevent overheating. Follow all manufacturer guidelines to ensure safe and effective operation.