SAMSUNG MM-N2 Blok Diagram

Samsung Electronics 4-1

4.Block Diagrams

4-1 Main

4-2 Samsung Electronics

Block Diagrams

4-2 CD

Block Diagrams

SLED

MOTOR

SPINDLE

MOTOR

PICK - UP

TRACKING

ACTUATOR

FOCUSING

ACTUATOR

A.B.C.D.E.F

LD.PD

DISC

SP+

SP-

TRK+ TRK-

FCS-

17

18

11 12 26 27 1

2

+5V

19

10

25 3

43

46

50

48

71P/U IN

LIMIT S/W

OPEN/CLOSE MOTOR

2

10

DM- DM+

MOTOR DRIVER

OPEN/CLOSE S/W

41

69.70

65.66.

67.68

33.30

29.25

22.24.23

31

35.36.37

38

40

MOTOR CONTROL

S/W SENSOR

FOK

MAIN PCB MAIN PCB

MICOM CTRL LINE

POWER / AUDIO LINE

10

1

11

219

19

R

G

L

21

20

36.37.38

68

25.26.30

29

10.70.72

73.75.76

27

MCK. MDATA. MLT

ISTAT

SQDT. LKFS. SOS1

SQCK

A. GND

R-CH

L-CH

GND

B+

RESET

LOCK.SMEF.WDCH.SMON.SMSD

SL IN

SP IN

TE IN

EF IN

VREF

SL-

SL+

MOTOR/ACTUATOR DRIVER

6

ASSP

KB9223

NIC 9223

SCW1

SCW4

SIC1,SIC2,SIC3

DIGITAL SIGNAL PROCESSOR

16.9344MHz

66.69

8

EFM.TRCNT

LB1641/BA6209

UP/DOWM S/W

ROULETTE SENSOR

UP/DOWN

ROULETTE

MOTOR

MOTOR

SIC1,2,3

KA9258

NIC 9258

KS9286

NIC9286

NIC9223

KB9223

SUB PCB

9

Samsung Electronics 4-3

Block Diagrams

23 22 21 8 20 19 18 15

24

16

17

9

1

2 3 4 5 7 6 10

11

12

13

14

PB
NF(2)

PR IN(2)

R/PSWMUTE

SW

MUTE
(IN2)

ALC RECOUT(2)

100K

PRE

RECORD

LREF

PLAYBACK

LREF

PRE

NF

100K

INPUT

PB.BIAS

REC.BIAS

INPUT

N.F

MODE CONTROL

/BIAS CIRCUIT

PU

NF(1)

PB IN(1) A/BSWPB GND MUTE

IN(1)

REC

OUT(1)

PB OUT(1)

REC GND

Vcc

Vcc

PBOUT(2)

100K

PRE

INPUT

N.F

ALC
DET

PRE

N.F

INPUT

REC NF(2)

REC IN(2)

REC IN(1)

REC IN(1)

100K

ALC TIME CONSTANT

R/P SW

A-IN

B-IN

A/B SELECT S/W

A-IN

B-IN

KA22291 : JIC301

4-3-1 Main

4-3 IC & TR Internal Diagrams

TA8207K : AIC601

3 12

1

2

10

11

9

8

7

4

5

6

30K

45

CH2

DIAS CIACUIT
THERMAL SHUT
DOWN PROTECTION
CIRCUIT

45

30K

IN1

NF1

RIPPLB

IN2

NF2

GND

B.S.2

OUT-2

OUT-1

B.S.1

CH1

+

-

+

-

4-4 Samsung Electronics

Block Diagrams

86

80

67

70

5

3

4

2

72
77
75
76

10

9

8

37

38

36

79

69

68

78

61 62 63 64 65

7

15 12 21

11

20

30

33

32

26

29

SUBCODE
SYNC
DETECTOR

SUBCODE
OUTPUT

SUBCODE Q
REGISTER

23 BITS
SHIFT
REGISTER

EFM
PHASE
DETECTOR

DPLL

ECC

18K
SRAM

SRAM
ADDRESS
CENERATOR

DIGITAL
OUTPUT

MODE
SELECTOR

CPU
INTERFACE

TRACK
COUNTER

X-TAL
TIMING
OSCILATOR

INTERPOLATOR

CLV SERVO

FRAME SYNC
DETECTOR
PROTECTOR
INSERTOR

EFN1
APDO2
APDO1

SOCK

SODT

SDAT

SBGK

SOS1

VCOLO1
CONTVOL
DPFIN

DPFOUT
DPDO

SMEF
SMON
SMDP
SMSD

LOCX

XOUT

XIN

MDAT
MCK
MLT
DSPEED

CNIN
/ISTAT

DSPEED

SEL1

SEL2

SEL3

SEL4

TEST

C2P0

ADATA2

ADATA1

LRCH1

LRCH2

DATX

EFM
DEMODULATOR

KS9286 : NIC9286

28 27 26 25 24 23 22 21 20 19 18 17 16 15

1 2 3 4 5 6 7 8 9 10 11 12 13 14

GND

GND

10K

REGULATOR

10K

10K

VCC VCC

10K

10K

T • S • D

10K

10K

10K

50K

MUTE

+-

LEVEL SHIFT

-+

LEVEL SHIFT

KA9258 : NIC9258