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IC101
MN66621ARG

ATRAC ENCODER/DECODER,
SERVO SIGNAL PROCESSOR

C140

0.01

R104

220

R120

12K

C120

0.1

C101

4V10

C102

0.1

L101

C104

0.1

C103

4V10

X101

(16.9344MHz)

R101

1M

C110

10P

C109

10P

D101

MA2YD2100L

R103

10

C105

4V10

IC102
C3ABMB000026

16M DRAM

1

2

3

4

5

8

9

10

11

12

13

14

15

16

17

20

21

22

23

24

7

6

18

19

Vcc

DQ0

DQ1

/W

E

/

RAS

NC

A10

A0

A1

A2

A3

Vcc

Vss

A4

A5

A6

A7

A8

A9

/OE

/CAS

DQ2

DQ3

Vss

A

B

C

D

E

F

G

H

I

J

K

L

M

N

O

P

Q

R

R123

220

C122

0.22

C123

680P

R122

33K

R121

33K

C121

0.022

C107

2.5V220

C106

0.1

R1

1

1

47

R1

12

47

R1

10

47

C1

1

1

47P

J

K L

M N

e

f

g

h

i

n m j

k p

r

q

76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26

75

74

73

72

53

71

70

69

68

67

66

65

64

63

62

61

60

59

58

57

56

55

54

52

51

100

TS0

APCD

RFSWPG

RFSWHL

SPDP

FODP

SPDM

FODM

CLV2

REFM

TRDM

TRDP

DV

DD

0

LDON

TVDM / STPO0

TVDP / STPO1

SBCK / STPO2

NCLDCK / STPI2

NREC

DRVSEL

DATA/ FG

BCK

LRCK

SDAR

SDAP

SWS

SCL

RX2

RX1

TX

DV

DD

1

DVss1

SGSYNC

MDISY

SCTSY

SSDR

SSDW

SELAD

MONI1

MONI2

MONI3

NRST

PWMVss

ADACR

SSCK

ADACL

AVss0

PEAK

BOTM

OSC

MON3T

VREF1

FF2

FF1

AV

DD

0

DD

CC

BB

AA

AVss1

REFMS

REFM1

EFMPLLF

EFMIREF

ADIP

AV

DD

1

MONI0

RAD11

RAD10

RAD9

RAD8

RAD7

RAD6

DVss2

RAD5

RAD4

RAD3

RAD2

RAD1

DV

DD

2

RAD0

RDT3

RDT2

RDT1

RDT0

NRAS

NCAS

NWE

TS2

DVss0

XO

XI

IV

DD

0

TS1

SUBC / STP0

BLKCK / STPI1

IV

DD

1

EFMFIL

PWMV

DD

(FS384)MONI4

R130

2.2K

C130

4700P

N

e

d

b

h

V

U

Z

a

X

W

f

T

F

S

M

L

K

J

I

H

O

D

C

B

A

E

G

P

R

Q

g

A

B

C

D

E

F

G

H

I

J

K

R

L

M

Q

P

O

N

A

Y

i

TP412

TP411

SJ-MR220(EB,EG,GCS,GH) MAIN SCHEMATIC DIAGRAM

G

D

S

Q101
B1CDGD000001

SWITCHING

MAIN CIRCUIT

C112

0.1

0.4V

2.2V

2.2V

2.2V

2.1V

2.2V

0.4V

0V

0V

0V

0V

1.5V

2.2V

2.2V

2.2V

2.2V

0V

0V

0V

2.2V

1.2V

1.4V

0V

1.1V

1.1V

0V

1.5V

0.2V

0V

2.2V

0V

2.2V

2.2V

0V

0V

0V

2.2V

1.1V

1.1V

2.1V

1.2V

1.1V

0.8V

1.1V

1.1V

1.1V

2.2V

0.7V

0.6V

1.2V

1.1V

1.1V

1.1V

1.1V

1.6V

1.1V

1V

2.2V

0.8V

0.8V

1.1V

1.1V

1.1V

0.9V

0.8V

0.5V

0.5V

0.8V

1.5V

1.7V

2.2V

2.2V

2.2V

1.1V

0.9V

1.5V

1.8V

1.7V

1.1V

1.1V

2.2V

(0V)

(0V)

(0V)

(0V)

(0V)

(0V)

(0V)

(0V)

(0V)

(2.2V)

(0.8V)

(0.8V)

(0V)

(0V)

(0V)

(0V)

(0V)

(0V)

(0V)

(0V)

(0V)

(0V)

(0V)

(0V)

(0V)

(0V)

(1.1V)

(0.6V)

(0.6V)

(0.9V)

(2.1V)

(1.1V)

(0V)

(2.1V)

(2.1V)

2.2V

0.9V

1.1V

1.7V

1.5V

0.8V

1.7V

0.8V

0.5V

2.2V

0.8V

0.9V

1.1V

1.1V

1.1V

0.8V

1.8V

2.2V

2.2V

(0V)

(0.9V)

(1.1V)

(1.1V)

(0V)

(1.1V)

(2.1V)

(2.1V)

(1.1V)

(2.1V)

0.8V
P-P

F=16.9344MHz

1.4V
P-P

F=16.9344MHz

2.2V
P-P

F=16.9344MHz

PLAY

1kHz, 0dB

0.25V
P-P

0.5V

(0.6V)

(0.6V)

:POSITIVE VOLTAGE LINE

(2.2V)

(2.2V)

(2.2V)

1.1V

2.2V

2.2V

2.2V

2.2V

(0V)

1V

(0V)

:RECORDING SIGNAL "DIGITAL" LINE

:PLAYBACK SIGNAL LINE

Summary of Contents for SJ-MR220

Page 1: ...OUT H2 VM H2F OUT H1F OUT H1 PG1 IN1F H1 PG2 H2 PG1 H1R OUT H1VM 10 11 12 14 15 16 4 5 6 7 30 33 37 36 35 34 32 29 24 23 28 26 25 19 18 17 22 21 20 8 50 49 52 51 62 58 55 54 53 13 45 40 27 9 31 1 2 6...

Page 2: ...C909 0 01 TH901 10K C901 4V22 C902 0 22 R902 15K R901 6 8K R903 1 8K C903 0 047 R904 470 R911 47K D911 MA133TX G R905 1K 21 14 13 12 11 10 9 8 1 2 3 4 5 6 7 APC PD GND VREF RF2 RF1 D C Vcc B F2 F1 A...

Page 3: ...11 12 20 21 22 24 26 30 28 37 DARK DET DARK DET 4TAP 4TAP SW 3TENV AGC BOTTM DET PEAK DET EQ SWITCH X1 BPF X2 BPF CLV2 3TAP 3TAP 3TAP 3TAP BAND CAP NRFSTBY Vcc VREF NRFSTBY LDON CLV2 MONIOFF GND2 GND1...

Page 4: ...NRFSTBY STBY2 PC FPOUT3 PWR CNT REC CNT1 RF CNT REC CNT2 HFON1 MIC LINE LOAD1 LOAD0 FPIN3 FPIN2 FPIN1 FPOUT2 FPOUT1 INSEL MIC DET VREF DC IN DET F G H I R508 220K C513 0 01 R502 330K R509 22K L501 2 1...

Page 5: ...FF1 AVDD0 DD CC BB AA AVss1 REFMS REFM1 EFMPLLF EFMIREF ADIP AVDD1 MONI0 RAD11 RAD10 RAD9 RAD8 RAD7 RAD6 DVss2 RAD5 RAD4 RAD3 RAD2 RAD1 DV DD 2 RAD0 RDT3 RDT2 RDT1 RDT0 NRAS NCAS NWE TS2 DVss0 XO XI I...

Page 6: ...603 4 7 C601 4 7 B R705 47K I D E G F H L K N M C701 6 3V22 C702 0 1 R701 100 IC305 C0CBCAC00006 REGULATOR JK702 MIC PLUG IN POWER 3 5mm STEREO 600 JK701 OPT LINE IN 22K L710 3 4 2 1 L711 L712 1 2 4 5...

Page 7: ...9 390K Q303 XP4601TX SWITCHING Q302 B1CFHD000005 DC IN DET Q304 B1CFNC000001 DC IN DET D G S D301 MA2S111TX Q301 B1ABDF000001 SWITCHING R302 100K A B C L201 L202 R312 3 3M R317 0 1 R313 100K R314 150K...

Page 8: ...C144EETL POWER SUPPLY CONT Q313 B1CHHD000003 POWER SUPPLY L302 C318 0 1 5 4 CE V OUT EXT VDD GND 1 2 3 11 12 11 12 R803 68K R802 56K R801 1 2K S804 EDIT MARK MODE S806 HOLD C801 0 033 R808 51K 1 3 4 5...

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