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General| Brand | Sony |
|---|---|
| Model | HCD-H70 |
| Category | Stereo System |
| Language | English |
Identifies components for Tuner, Amplifier, and Cassette Deck sections.
Details clock setting and radio tuning operations.
Covers volume and sound quality adjustments.
Explains disc playing, stopping, and playback modes.
Describes tape playback and auto play functions.
Details the disassembly of the unit's case.
Explains the disassembly of the power block.
Covers the disassembly of the main board.
Details the disassembly of the CD mechanism block.
Explains the disassembly of the TC (Tape Cassette) mechanism block.
Covers the disassembly of the display and related boards.
Details playback and record/playback head azimuth adjustments.
Explains high speed and normal speed adjustment procedures.
Covers adjustment of playback output levels.
Details record bias adjustment procedures for playback mode.
Covers record level adjustment procedures.
Specific tuning and indicator adjustments for FM reception.
Procedure to align FM discriminator for null output.
Adjusting the FM tuned indicator light level.
Specific tuning adjustments for AM reception.
Adjusting MW tuned indicator light level.
Adjusting SW oscillator voltage and tracking.
Checking the symmetry of the CD player's S curve waveform.
Verifies RF signal integrity and PLL frequency.
Adjustments for playback precision and waveform balance.
Shows pin arrangements for various semiconductor components.
Illustrates the physical placement of circuit boards in the unit.
Shows printed wiring layouts for tuner, deck, and CD sections.
Detailed schematic diagrams for the tuner and deck circuits.
Printed wiring layouts for power, amplifier, and display sections.
Schematic diagrams for power, amplifier, and display sections.
Detailed schematic diagram for the CD player section.
Essential for IC troubleshooting.
Details pin functions for the deck controller IC.
Pin functions for the display control IC.
Exploded view of the case and power supply section.
Exploded view of the front panel and main board assembly.
Exploded view of the MD chassis components.
Exploded view of the cassette deck mechanism parts.
Further exploded view of the cassette deck mechanism.
Exploded view of the CD player mechanism parts.
Further exploded view of the CD player mechanism.
Detailed listing of all electrical components, organized by board.
