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General| Type | CD Player |
|---|---|
| Disc Mechanism | VRDS (Vibration-Free Rigid Disc Clamping System) |
| Signal to Noise Ratio | 110 dB |
| Dynamic Range | 98dB |
| Digital Outputs | Coaxial, Optical |
| Channel Separation | 100 dB |
| Digital to Analog Converter | 20-bit |
| Output Voltage | 2V RMS |
Service manual for the TEAC VRDS-10 Compact Disc Player.
Contains general warnings and precautions regarding laser safety and product operation.
Displays various safety labels with warnings in multiple languages for laser components.
Details audio performance parameters like frequency response, S/N ratio, and harmonic distortion.
Covers pickup mechanism details and digital audio signal format specifications.
Lists general power, dimensions, weight, and included accessories.
Provides an exploded view and instructions for removing case and front panel components.
Instructions for replacing the pickup assembly, including safety precautions and handling tips.
Guidance on handling and cleaning the objective lens to maintain playback quality.
Procedure to check the laser diode's operating current (Iop) and precautions.
Explains the function and release procedure for the anti-shock bracket.
Detailed procedures for servo adjustments like focus, tracking, and sled balance.
Instructions for changing the unit's operating voltage via the selector switch.
Verifies the pickup actuator's movement upon power-on.
Adjusts the sled balance for OV potential between specific test points.
Adjusts tracking balance for symmetrical error signal waveform around OV.
Adjusts focus balance for maximum waveform amplitude during playback.
Checks focus offset voltage after balance adjustment.
Adjusts focus gain based on external OSC signal phase at TP1 pin 2.
Adjusts tracking gain based on external OSC signal phase at TP1 pin 4.
Measures output level using a specific test disc and frequency.
Measures the difference between channel levels using a test disc.
Adjusts DC offset voltage on the AUDIO PCB for Lch and Rch.
Measures harmonic distortion using a test disc and specified filters.
Measures frequency response across a range using a test disc.
Measures the signal-to-noise ratio using DIN AUDIO standard.
Measures channel separation using DIN AUDIO standard.
Measures emphasis effect at 16kHz using a test disc.
Block diagram for the SM5840AP IC, detailing its internal structure and connections.
Block diagram for the TDA1547 IC, showing its logic, drivers, and DAC functions.
Block diagram for the SAA7350GP IC, illustrating its input interface and control functions.
Block diagram for the CXA1081S IC, showing its various amplifier and comparator circuits.
Block diagram for the CXD2500AQ IC, detailing its DSP, RAM, and interface functions.
Block diagram for the CXA1372S IC, outlining its digital signal processing and interface features.
Block diagram for the LB1649 IC, showing its input logic and driver circuits.
Block diagram for the uPD75212ACW microcontroller, detailing its CPU, memory, and I/O ports.
Block diagram for the uPD7566CS microcontroller, showing its control and interface functions.
Provides important notes regarding parts identification, availability, and critical component replacement.
Illustrates the first exploded view of the unit with numbered parts for identification.
Detailed list of parts corresponding to Exploded View-1, including part numbers and descriptions.
Illustrates the second exploded view of the unit with numbered parts for identification.
Detailed list of parts corresponding to Exploded View-2, including part numbers and descriptions.
Illustrates the third exploded view of the unit with numbered parts for identification.
Detailed list of parts corresponding to Exploded View-3, including part numbers and descriptions.
Lists parts and details for the Key PCB Assembly, including components and connectors.
Lists parts and details for the Servo PCB Assembly, including ICs, transistors, and connectors.
Lists parts for Sensor, C-Motor, and T-Motor PCB assemblies.
Lists parts for Voltage Selector and Joint PCB assemblies.
Details the accessories included with the product, such as manuals and remote control.
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