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General| Brand | Technics |
|---|---|
| Model | RS-B555 |
| Category | Cassette Player |
| Language | English |
Details on deck system, track system, heads, motors, bias, speed, and frequency response.
Wow and flutter, input sensitivity, output voltage, and power consumption details.
Warnings and procedures to prevent electric shock during servicing.
Steps to perform insulation resistance testing for electrical safety checks.
List of items supplied with the unit, such as stereo connection cables.
Explains each button, knob, and switch on the front panel.
Details of the display indicators, tape counter, and level meters.
Explains functions of buttons like Timer, Reset, Memory, APRS, Record, Pause.
Details on indicators for Memory, Tape Select, APRS, MPX, and Dolby NR.
Explanation of the Advanced Precise Rec-Level System for optimal recording.
Step-by-step guide to adjust recording level using the APRS system.
Explanation of the capstan motor control system and its operation.
Description of input and output terminals on the rear panel.
Procedures for removing the main cabinet and rear panel.
Steps to detach the main printed circuit board and its connectors.
Steps to remove the front panel, power switch, and mechanism unit.
Guides for removing FL drive, mic jack, rec level, and operation PCBs.
Procedures for removing the cassette holder and eject lever/button assembly.
Required conditions, tools, and test tapes for adjustments.
Illustration of potentiometer locations on the main PCB.
Steps for aligning the playback head and setting playback gain.
Procedures for checking frequency response and setting AC bias.
Adjusting frequency response for Normal, CrO2, and Metal tapes.
Setting the system's overall output gain level.
Pinout and functions for the mechanism control microcomputer.
Pinout and functions for the FL meter control microcomputer.
High-level overview of the unit's functional blocks.
Detailed connection and grid layout for the FL display.
Detailed circuit diagram for the core audio and control sections.
Specific circuit sections for audio processing, power supply, and switches.
Circuit diagrams for motor control and signal processing.
Common issues and solutions for the Direct Drive motor.
Identification and terminal functions of key electronic components.
Visual layout of components on the primary circuit board.
Layouts for FL Meter, Operation, Mic Jack, Power, and Reel Motor boards.
Layouts for the Mechanism and FG circuit boards.
Comprehensive diagram showing interconnects between all unit parts.
List of ICs and transistors with part numbers and remarks.
Details for variable resistors, coils, connectors, switches, and jacks.
Parts list for cabinet, mechanism assemblies, and printed circuit boards.
Visual representation of cabinet parts and their assembly.
Visual breakdown of internal mechanical parts and their locations.
Detailed list of mechanism parts with part numbers.
Comprehensive list of resistors, values, and remarks.
Comprehensive list of capacitors, values, and remarks.
Further capacitor details and packing instructions.
Overview of the mechanism's structure and detection mechanisms.
Explanation of how mechanism modes are set and initiated.
Explanation of reel table rotation and brake engagement.
How the microcomputer controls the mechanism.
Visual representation of timing for key mechanism operations.
Description of the advanced recording amplifier technology.
In-depth explanation of the APRS recording level system.
Noted differences in replacement parts for RS-B565 compared to RS-B555.
Further modifications to replacement part numbers for various components.
Guidelines for properly packing the unit.
Revisions to circuit board layouts and exploded views.
