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Sony MDS-SD1 service manual IC152, BH6511FS-E2, MAIN Section, IC201, UDA1341TS/N2, IC301, LB1641

Models: MDS-SD1

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IC152

IC152

BH6511FS-E2

CAPA–

CAPA+

IN2R

IN2F

VM2

OUT2F

PGND2

OUT2R

VM12

OUT1R

PGND1

OUT1F

VM1

IN1F

IN1R

VDD

32

31

30

29

28

27

26

25

24

23

22

21

20

19

18

17

INTERFACE

AMP

AMP

AMP

AMP

INTERFACE

VDD

CHARGE

PREDRIVE

PREDRIVE

PUMP.

OSC

PREDRIVE

PREDRIVE

INTERFACE

AMP

AMP

AMP

AMP

INTERFACE

PSB

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

GND

VG

IN4R

IN4F

VM4

OUT4F

PGND4

OUT4R

VM34

OUT3R

PGND3

OUT3F

VM3

IN3F

IN3R

PSB

– MAIN Section –

IC201		UDA1341TS/N2
		VDD(AD)	VSS(AD)			VADCP	VADCN
		3	1			7	5
VINL2	6			PGA		PGA		8	VINR2
VINL1	2	0DB/6DB		ADC2L	ADC2R	0DB/6DB		4	VINR1
		SWITCH				SWITCH
				ADC1L		ADC1R
VDDD 10				DIGITAL AGC				22	AGCSTAT
VDDD 10				DIGITAL AGC
VSSD 11				DIGITAL MIXER
				DECIMATION FILTER				9	OVERFLOW
DATAO 18				DIGITAL		L3-BUS		14 L3CLOCK
BCK 16								14 L3CLOCK
								13 L3MODE

WS 17				INTERFACE		INTERFACE
WS 17								15	L3DATA

DATAI 19
DATAI 19
				DSP FEATURES				12 SYSCLK
QMUTE 23				INTERPOLATION FILTER		PRAK
QMUTE 23				INTERPOLATION FILTER
				NOISE SHAPER		DETECTOR		20	TEST1
VREF 28				NOISE SHAPER				20	TEST1
VREF 28
								21	TEST2
VOUTL	26		DAC			DAC		24	VOUTR
			25			27
			VDD(DAC)			VSS(DAC)

IC301	LB1641
T.S.D									O.C.P
	MOTOR								MOTOR
	DRIVE								DRIVE
				FWD/REV/STOP
				CONTROL LOGIC
1	2	3	4	5	6	7	8	9	10
GND	MOTOR DRIVE	NOISE FILTER	CLAMP	FWD.IN	REV.IN	VCC 1	VCC 2	NOISE FILTER	MOTOR	DRIVE

– 62 –

Image 48

Sony MDS-SD1 service manual IC152, BH6511FS-E2, MAIN Section, IC201, UDA1341TS/N2, IC301, LB1641

Contents

SPECIFICATIONS MDS-SD1MINIDISC DECK AEP Model UK Model E ModelSELF-DIAGNOSISFUNCTION ITEMS OF ERROR HISTORY MODE ITEMS AND CONTENTS Table of Error CodesSelecting the Test Mode Notes on chip component replacement Flexible Circuit Board RepairingMODEL IDENTIFICATION - Specification Label ADVARSELTABLE OF CONTENTS 3. DISASSEMBLY6. DIAGRAMS 7. EXPLODED VIEWSSECTION SERVICING NOTE JIG FOR CHECKING BD BOARD WAVEFORMRecord Precedure Display PrecedureCHECKS PRIOR TO PARTS REPLACEMENT AND ADJUSTMENTS FORCED RESET ProcedureMAIN BOARD Component Side CLEANING OF OBJECTIVE LENS OF OPTICAL PICKUP FLUORESCENT INDICATOR TUBE AND MECHANISM DECKATTACHING THE GLASS ASSEMBLY ProcedureSERVICING POSITION RETRY CAUSE DISPLAY MODE PrecedureReading the Display Reading the Display Hexadecimal nBinary Conversion TableSECTION GENERAL SECTION DISASSEMBLY 3-1.GLASS ASSY3-2.FRONT PANEL 3-3.SLIDER CAM 3-4.BASE UNIT AND BD BOARD3-5.SW BOARD AND LOADING MOTOR M103 4-1.PRECAUTIONS FOR USE OF TEST MODE 4-2.SETTING THE TEST MODESECTION TEST MODE 4-3.EXITING THE TEST MODE4-5.SELECTING THE TEST MODE 4-6.FUNCTIONS OF OTHER BUTTONS 4-5-1.Operating the Continuous Playback Mode4-5-3. Non-VolatileMemory Mode EEP MODE 2. Error rate display 4-7.TEST MODE DISPLAYS1. Mode display 3. Address displaySECTION ELECTRICAL ADJUSTMENTS 5-1.PARTS REPLACEMENT AND ADJUSTMENT5-4.PRECAUTIONS FOR ADJUSTMENTS 5-5.CREATING CONTINUOUSLY RECORDED DISCChecking Procedure 5-6-2.Laser Power Check5-6.CHECKS PRIOR TO REPAIRS 5-6-1.Temperature Compensation Offset Check5-6-5.C PLAY Checking MO Error Rate Check CD Error Rate Check5-6-4.Focus Bias Check 5-6-6. Self-Recording/playbackCheck5-7.INITIAL SETTING OF ADJUSTMENT VALUE 5-10.LASER POWER ADJUSTMENTSetting Procedure Recording Procedure5-11.TRAVERSE ADJUSTMENT Adjusting ProcedureSpecified Value Connection5-12.FOCUS BIAS ADJUSTMENT Adjusting Procedure5-13.ERROR RATE CHECK 5-15.AUTO GAIN CONTROL OUTPUT LEVEL ADJUSTMENT5-13-1.CD Error Rate Check 5-13-2.MO Error Rate Check5-15.ADJUSTING POINTS AND CONNECTING POINTS BD BOARD SIDE ABD BOARD SIDE B SECTION DIAGRAMS 6-1.CIRCUIT BOARDS LOCATION6-2.BLOCK DIAGRAMS - BD SECTION SIGNAL PATHMDS-SD1 PB Digital outPage MAIN SECTIONPBDigital out RECDigital inWAVEFORMS - BD 1/2 SECTION BD 1/2 SECTIONDISPLAY SECTION MDS-SD16-3.PRINTED WIRING BOARD - BD SECTION See page 32 for Circuit Boards LocationSemiconductor Location MDS-SD16-4.SCHEMATIC DIAGRAM - BD 1/2 SECTION See page 61 for IC Block DiagramsSee page 38 for Waveforms See page 64 for IC Pin Functions6-5.SCHEMATIC DIAGRAM - BD 2/2 SECTION See page 39 for Printed Wiring BoardMDS-SD1 Page6-6.SCHEMATIC DIAGRAM - MAIN 1/2 SECTION See page 49 for Printed Wiring BoardPage Page Page Page Page6-7.SCHEMATIC DIAGRAM - MAIN 2/2 SECTION See page 62 for IC Block DiagramsMDS-SD1 Page6-8.PRINTED WIRING BOARD - MAIN SECTION MDS-SD1Page Page6-9.SCHEMATIC DIAGRAM - PANEL SECTION See page 38 for WaveformsMDS-SD1 Page6-10.PRINTED WIRING BOARD - PANEL SECTION MDS-SD1Page See page 32 for Circuit Boards Location6-11.SCHEMATIC DIAGRAM - CONNECTOR SECTION See page 63 for IC Block DiagramsMDS-SD1 Page6-12.PRINTED WIRING BOARD - CONNECTOR SECTION MDS-SD1Page See page 32 for Circuit Boards Location6-13.SCHEMATIC DIAGRAM - BD SWITCH SECTION 6-14.PRINTED WIRING BOARD - BD SWITCH SECTION6-15.SCHEMATIC DIAGRAM - ENCODER SECTION 6-16.PRINTED WIRING BOARD - ENCODER SECTION6-17.IC BLOCK DIAGRAMS BD SectionIC101 CXA2523ARIC152 BH6511FS-E2MAIN Section IC201CONNECTOR Section IC822M62016FP-E1 IC8516-18.IC PIN FUNCTIONS IC101 CXA2523AR RF Amplifier BD BoardPage Page SECTION EXPLODED VIEWS 7-1.CASE AND BACK PANEL SECTION7-2.FRONT PANEL SECTION 7-3.MECHANISM DECK SECTION MDM-5A 7-4.BASE UNIT SECTION MBU-5A 254252 251SECTION ELECTRICAL PARTS LIST CONNECTOR CONNECTOR ENCODER MAIN MAIN MAIN PANEL PANEL SWPage MDS-SD1 Sony CorporationHome A&V Products Company Shibaura