Sony hcd-sd1 service manual Schematic Diagram BD Section

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HCD-SD1

7-3. SCHEMATIC DIAGRAM – BD SECTION –

•See page 22 for Waveforms.

•See page 51 for IC Block Diagrams.

(Page 29)

Note on Schematic Diagram:

• Voltages and waveforms are dc with respect to ground under no-signal (detuned) conditions.

no mark : Stop

(	) : CD (PLAY)
*	: Can not be measured.

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– 24 –

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Contents Specifications HCD-SD1Flexible Circuit Board Repairing Specification LabelTable of Contents DisassemblyDiagrams Exploded ViewsSection Servicing Note Opening the Disc Tray When Power is OFFAttaching the Glass Assembly Move the SUB-TRANS board and Connector board Position for Servicing the CD Mechanism Deck Section General Front Panel Location of Parts and ControlsGlass Assy Section DisassemblyLoading Panel Front Panel Main Board and Tuner UnitCD Mechanism Deck Back PanelDisc Table Optical PICK-UPSection Service Mode Sled Servo ModeInitializing Forced Reset Checking the Sub-ClockSequence of Aging Mode Section Test ModeAging Mode Section Electrical Adjustments Focus Bias AdjustmentCD Section Curve CheckAdjustment Location Balance 1 Track Jump Check Without remote commanderFocus/Tracking Gain Adjustment RV102, RV103 Section Diagrams Circuit Boards LocationBlock Diagrams BD Section HCD-SD1Main Section Defb SW Mute SpeakerFor schematic diagrams For printed wiring boardsWaveforms BD Section Indication of transistorSchematic Diagram BD Section See page 22 for Waveforms See page 51 for IC Block DiagramsPrinted Wiring Board BD Section Semiconductor LocationSchematic Diagram Main 1/2 Section Schematic Diagram Main 2/2 Section Printed Wiring Board Main Section Schematic Diagram SUB Section Printed Wiring Board SUB SectionSchematic Diagram Panel Section Printed Wiring Board Panel Section Schematic Diagram AMP Section Printed Wiring Board AMP Section SemiconductorSchematic Diagram Connector Section Loading Motor Schematic Diagram REG Section Printed Wiring Board REG Section IC Block Diagrams BD section IC101 CXA1782BQIC102 BA6397FP IC103 CXD2507AQIC791 P82B715TD.118 IC104 PCM1710U-RMain Section IC351 LB1641 IC PIN Functions IC701 System Control ∝PD780018AYGF-015-3BA Main BoardLoad Section Exploded Views Front Panel SectionChassis Section 6465UK,HKMechanism Deck Section CDM13B-5BD19 217Base Unit Section BU-5BD19 254 252 251 256 257 258AMP Section Electrical Parts List ResistorsConnector CHEMI-CONCHEMI-CON Connector Loading S292Main SOCKET, Connector NON-ZIF11P Main Panel Panel PANEL-SW REG REG SUB-TRANS Trans HCD-SD1 Trans Volume Miscellaneous