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General| Brand | Sony |
|---|---|
| Model | HCD-GT22 |
| Category | Stereo System |
| Language | English |
Power output and RMS output for HCD-GT55/GT44/GT22 amplifier sections.
Details on audio/mic inputs, speaker/headphone outputs, and USB/CD player performance.
Recording system, frequency response, and tuner details for tape and radio functions.
Power requirements, dimensions, mass, handling notes, and safety cautions.
Precautions for optical pick-up, laser diode, solder, and antitheft lock.
Flowchart, case removal, and board disassembly steps.
Procedures for test modes, mechanical, and electrical adjustments.
Block diagrams, PWB layouts, schematics, exploded views, and parts list.
Preparing jigs for checking the CD mechanism deck.
Procedure to manually open the CD tray when the unit is powered off.
Description of controls on the HCD-GT55 unit and its remote.
Step-by-step guide for disassembling the unit.
Instructions for detaching the left, right side, and top cases.
Steps for detaching the CD lid, mechanism deck, and USB board.
Steps for disassembling the front panel and Mecha Deck (CWN42FF609).
Instructions for disassembling the back panel and Main Board.
Steps for disassembling the CD, Driver, and SW boards.
Procedures for disassembling the optical pick-up block and sensor board.
Steps for removing the Motor TB and Motor LD boards.
Procedures for resetting the unit and adjusting AM tuning steps.
Modes for shipping preparation and preventing unauthorized disc removal.
Modes for testing amplifier IC parameters and microprocessor functions.
Checking model, destination, and software versions.
Retrieving and displaying CD mechanism and optical pick-up error codes.
Enabling unlimited CD repeats and managing CD/USB power modes.
Controls for audio enhancement features and CD sled motor operation.
Checking display segments, LEDs, keys, and control knobs.
Safety guidelines for adjustments and torque specifications.
Procedure for measuring tape tension.
Adjustments for the deck section and record/playback head azimuth.
Verifying FM reception performance and tuning indication.
Assessing optical pick-up focus bias by observing the eye pattern.
Functional overview of the CD servo and USB data paths.
Illustrates the signal flow within the main processing unit.
Details the audio signal paths and amplification stages.
Shows connections to panel controls and power amplifier.
Component layouts for various circuit boards.
Circuit schematics for different system sections and boards.
Visual component breakdowns and circuit board identification.
Visual representation of CD board components and traces.
Detailed schematic of the CD section circuitry, including ICs and connections.
Component layouts for motor, sensor, driver, and SW boards.
Circuit details for motor drives and control logic.
Visual layout of the USB board's components and traces.
Detailed circuit schematic for the USB controller and related components.
Component placement diagram for the TC board.
Detailed circuit diagram for the TC board, including ICs and transistors.
Illustrates eye patterns for RFI and XO signals during CD playback.
Shows waveforms for USB controller and panel driver ICs.
Detailed component placement for the Main Board.
Circuit details for system controller and interface signals.
Circuit paths for tuner, tape, CD, and audio functions.
Circuit details for bus switches, USB controller, and power supply.
Circuit details for power amplifier, protection, and fan control.
Component placement diagram for the MIC board.
Detailed circuit for microphone input and USB interface.
Component placement for the GT22/GT55 amplifier board.
Detailed circuit for the amplifier section.
Component placement for the GT44 amplifier board.
Detailed circuit for the GT44 amplifier section.
Component placement for the SUB WOOFER board.
Detailed circuit for the SUB WOOFER amplifier.
Component placement for the front panel and volume boards.
Circuit details for the panel controls and display driver IC.
Component placement for the KEY Left, TOP, and RIGHT boards.
Detailed circuit diagrams for the key switches and controls.
Component placement for the GT22/GT55 transformer board.
Circuit diagram for the power transformer and voltage selector.
Component placement for the GT44 transformer board.
Circuit diagram for the GT44 power transformer and voltage selector.
Functional block diagrams for key ICs across CD, Main, Driver, and USB boards.
Functional block diagram for the Panel Board IC (IC701).
Detailed pin assignments for the CD-MP3 Processor IC.
Detailed pin assignments for the CD-MP3 Processor IC.
Detailed pin assignments for the USB Controller IC.
Detailed pin assignments for the System Controller IC.
Visual parts list for the unit's exterior casing and panels.
Part numbers and descriptions for key top board components.
Part numbers and descriptions for TC Mecha Deck components.
Part numbers and descriptions for panel board components.
Part numbers and descriptions for front panel components.
Part numbers and descriptions for Main Board components.
Part numbers for screws and belts related to power and subwoofer boards.
Part numbers for chassis, fuses, transformers, and power cords.
Part numbers for CD mechanism deck parts and motor.
Part numbers for driver board, switches, and optical pick-up block.
List of capacitors, diodes, ICs, resistors for 5V REG board.
List of capacitors, resistors, transistors, and relays for AMP board.
Detailed list of resistors for the AMP board.
List of capacitors and fuses for the AMP board.
Parts list for CD board capacitors, connectors, and diodes.
Parts list for D-Light Sync, Driver, Key Left, and Key Right boards.
Resistors and switches for the Key Top board.
Resistors and switches for the Key Right board.
Resistors and switches for the Key Top board.
Parts list for Main Board versions GT44/GT55.
List of capacitors for Main Board versions GT44/GT55.
Parts list for Main Board connectors, ICs, and transistors.
Detailed list of resistors for Main Board versions GT44/GT55.
Continued list of resistors for Main Board versions GT44/GT55.
List of resistors for Main Board (GT44/GT55) and MIC Board.
Parts for MIC, Motor LD/TB boards, and Panel board connectors.
Detailed list of resistors, transistors, LEDs, and capacitors for the Panel Board.
Parts for SW, SW-SP, and TC boards, including switches and capacitors.
Fuses, connectors, diodes, ICs, and jumper resistors for the Trans Board.
Capacitors, connectors, diodes, ICs, resistors, and switches for the USB Board.
List of resistors for the TC board.
Resistors, connectors, and diodes for the Trans Board.
Fuses, transformers, connectors, diodes, ICs, resistors for Trans Board.
Capacitors, connectors, diodes, ICs, resistors, and switches for USB Board.
Resistors, network resistors, and capacitors for USB and Volume boards.
Adapters, fuses, and other miscellaneous parts.
