Printed Wiring Board Main Section Side a | Sony MDS-JE640 specs

MDS-JE640

6-6. PRINTED WIRING BOARD – MAIN SECTION (SIDE A) –

•Semiconductor

Location

Ref. No.	Location		Ref. No.	Location

D461	C-1		IC440	B-2
D462	C-1		IC480	A-1
D471	C-1		IC611	E-5
D472	D-1		IC621	E-5
D476	C-1		IC661	E-4
D477	C-1		Q356	A-6
D481	B-1		Q910	B-1
IC400	D-1				38	38
					38	38

Image 38

Sony MDS-JE640 specifications Printed Wiring Board Main Section Side a, Semiconductor

Contents

Outputs SpecificationsInputs NEW General Supplied accessoriesSELF-DIAGNOSIS Function Three- or five Digit code Cause/Remedy Message Items of Error History Mode Items and Contents Diagrams Table of ContentsDisassembly Exploded Views Section Service Notes Flexible Circuit Board Repairing JIG for Checking BD Board Waveform IOP Record Precedure Main Board Component Side Checks Prior to Parts Replacement and AdjustmentsForced Reset Retry Cause Display Mode Bit Binary Hexadecimal t Binary Conversion Table Section General Section Disassembly Front Panel Section Main Board PT BOARD, VOL-SEL Board Mechanism Deck Section MDM-7A BD Board Setting the Test Mode Section Test ModePrecautions for USE of Test Mode Exiting the Test Mode Selecting the Test Mode Display Details Mark Group Operating the Continuous Playback Mode MENU/NO Error rate display Test Mode DisplaysMode display Functions of Other Buttons Automatic SELF-DIAGNOSIS Function When Memory NG is DisplayedMeanings of Other Displays Information Check before replacement Section Electrical AdjustmentsParts Replacement and Adjustment Adjustment flow YES Precautions for Adjustments Precautions for Checking Laser Diode EmissionPrecautions for USE of Optical PICK- UP KMS-260B Using the Continuously Recorded Disc Checks Prior to Repairs Auto Check Other Checks Play Check MO Error Rate Check CD Error Rate Check Laser Power Adjustment Initial Setting of Adjustment ValueTemperature Compensation Offset Adjutment Traverse Adjustment Iop NV Save Focus Bias Adjustment YES CD Auto Gain Control Output Level Adjustment Error Rate CheckAuto Gain Control Output Level Adjustment MO Auto Gain Control Output Level Adjustment Adjusting Points and Connecting Points For printed wiring boards Section DiagramsFor schematic diagrams Circuit Boards Location MDS-JE640 Block Diagrams BD SectionSignal Path Main Section REC Analog Display Board BD BoardMain Board Printed Wiring Board BD Section Semiconductor PIN PIN Function Printed Wiring Board Main Section Side a IC2 Printed Wiring Board Main Section Side BIC1 PIN MDS-JE640 Schematic Diagram Main /3 See page 47 for IC Block Diagrams Printed Wiring Board Power Section Printed Wiring Board Display Section Schematic Diagram Display Section See page 34 for Waveforms IC Block Diagrams IC101 CXA2523AR BD Board IC400 LA5643 Main Board IC PIN Functions IC101 CXA2523AR RF Amplifier BD Board MNT0 FOK Mvci Tfdr IC1 M30805SGP System Control Main Board HLDA/ALE Section Exploded Views Chassis Section Panel ASSY, Front Black AEP,UK,CIS,SP,MY Panel ASSY, Front Silver Mechanism MDM-7A 202 220 201 213 215 216 205 218 207 Motor ASSY, Sled HEAD, Over LightMotor ASSY, Spindle Motor ASSY, Loading Section Electrical Parts List IC MC74ACT08DTR2 IC TC7WU04FUTE12RMetal Chip IC BA033FP-E2 Display KEY-SW Main PIN, Connector 4P PIN, Connector 3PCONNECTOR, FFC 17P PLUG, Connector 10P Diode Transistor UN2211-TX IC SN74LVU04ANSRAEP,UK,CIS Transistor UN2111-TX TRANSFORMER, Power SP,MY ConnectorTRANSFORMER, Power CND Composition Circuit Block VOL-SEL Sony Corporation