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General| Brand | Panasonic |
|---|---|
| Model | SA-AK58 |
| Category | Stereo System |
| Language | English |
Detailed technical specifications for the CD Stereo System SA-AK58.
Details on amplifier, FM/AM tuner, and cassette deck performance metrics.
Technical details for the CD playback mechanism.
Power supply, consumption, dimensions, weight, and system configuration.
Steps for safely discharging capacitors and checking current consumption before repair.
Procedures for addressing sound issues and protection circuit activation.
Precautions for handling the traverse deck and preventing electrostatic discharge.
Warning about hazardous radiation exposure from laser components.
Steps for accessing and checking the main printed circuit board.
Steps to disassemble the CD changer unit and disc tray ornament.
Steps to remove the CD changer unit from the assembly.
General steps for checking unit operation and initial CD unit setup.
Procedure to check the CD servo printed circuit board.
Checking procedures for specific printed circuit boards.
Procedure for checking the power supply printed circuit board.
Steps to replace the traverse deck assembly.
Procedure for replacing the disc tray component.
Detailed steps for disassembling and reassembling the drive unit.
Steps for replacing the motor assembly.
Procedures for replacing the pinch roller and head block.
Steps for replacing various belts and the CD motor assembly.
Procedure for replacing components on the mechanism PCB.
Steps for replacing the cassette lid assembly.
Procedure for measuring and diagnosing tape-related issues.
Checking cassette mechanism operation using a tape.
Checking cassette mechanism operation without a tape.
Procedure for testing the cassette mechanism and identifying error codes.
Procedure for testing the CD mechanism and identifying error codes.
Detailed descriptions and problem conditions for detected error codes.
List of error codes and conditions for the CD/Changer.
List of error codes and conditions for the Cassette Mechanism.
How to set and use the CD test mode for checking the unit.
List of instruments and tools for tuner section adjustments.
Procedure for adjusting the AM Intermediate Frequency.
Steps for adjusting the AM Radio Frequency.
Instruments and special tools for cassette deck measurements.
Procedure for adjusting the head azimuth for both cassette decks.
Steps for adjusting the tape speed on both decks.
Procedure for adjusting bias oscillator frequency on Deck 2.
Procedure for checking bias voltage using different tape types.
Procedure for checking erase voltage.
Visual identification of key electronic components.
Important notes regarding the schematic diagrams.
Details on the function of pins for various integrated circuits.
Pinout and function description for IC600 (System Control/FL Driver).
Pinout and function details for the Servo Amplifier IC701.
Pinout and function details for the Servo Processor/DSP IC702.
Pinout and function details for the Motor Drive IC703.
Diagram showing component placement on the Deck 1 mechanism PCB.
Diagram showing component placement on the Deck 2 mechanism PCB.
Diagram showing component placement on Operation P.C.B. (1).
Diagram showing component placement on Operation P.C.B. (2).
Diagram detailing component placement on the Power Amplifier P.C.B.
Diagram showing component placement on the Dolby Pro Logic P.C.B.
Diagram showing component placement on the AC IN P.C.B.
Diagram for component placement on the Power Transformer P.C.B.
Diagram for component placement on the Loading Motor P.C.B.
Schematic for the main tuner section, including FM front end.
Schematic for IC101, showing IF amplification and decoding.
Schematic illustrating the mechanism control functions and components.
Schematic for IC1101 and IC1108, detailing PB/REC amplification.
Schematic for Deck 2 mechanism interface components.
Schematic for Deck 1 mechanism interface components.
Schematic showing motor drive circuits and system control connections.
Schematic for IC801, detailing Dolby Pro Logic control functions.
Schematic for IC303 and IC600, covering EQ and CD control.
Schematic for IC600, showing system control and FL display drive.
Detailed schematic of the Front-Line (FL) display circuit.
Schematic for the power transformer and related components.
Schematic illustrating the AC input and power supply connections.
Schematic showing the loading motor control circuit.
Schematic for the clamp switch printed circuit board.
Schematic for the bottom switch printed circuit board.
Schematic detailing the main control functions and interconnections.
Schematic for IC301 and IC303, covering IF amp and EQ functions.
Schematic for main control and speaker output routing.
Detailed schematic of the power amplifier section (IC500).
Schematic for regulators (IC501) and protection circuits.
Schematic for the power transformer and associated components.
Schematic illustrating the AC input and power supply connections.
Diagram showing component layout on the CD Servo P.C.B.
Diagram showing component layout on the Clamp Switch P.C.B.
Diagram showing component layout on the Bottom Switch P.C.B.
Diagram showing component layout on the Mechanism Control P.C.B.
Diagram showing component layout on the Main P.C.B.
Diagram showing component layout on the FM Front End P.C.B.
Diagram showing component layout on the Front-Line (FL) P.C.B.
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