Sony service manual MZ-E505 SECTION DIAGRAMS, Block Diagram, Signal Path, Playback

MZ-E505

SECTION 6

DIAGRAMS

6-1. BLOCK DIAGRAM

Iy

RF AMP,FOCUS/TRACKING ERROR AMP

Ix

IC501

HEADPHONE AMP

IC301

4

VREF

RCH

Jx

8

Iy

RF OUT

AOUTL

29

IN L

OUT L

2

LCH

33

37 RFI

22

9

Ix

PEAK

J301

10

Jx

PEAK

29

44 PEAK

Jy

RF AMP,

BOTM

IN R

OUT R

Jy

/BOTM

28

45 BOTM

AOUTR

30

4

VC

JX JY

JX

11

21

A

FOCUS

RVDD

12

ERROR,

ABCD

A

B

41

46 ABCD

OUT A BEEP

24

KEY

14

C

TRACKING

FE

IX

IY

IX

5

ERROR

42

47 FE

OUT B BEEP

23

DATA

TE

B

6

D

1

56 TE

RGND

A-C

BEEP

ADIP IN

44

BEEP

183

BEEP

REFERENCE

A

B C

D

13

15

D-C

TPP/WPP

ADIP

21

74 ADFG

XHP STBY

240

18 STB

VREF IN 13

VOLTAGE

C

7

SWITCHING

MUTE 218

17 MUTE

PD-NI

PD-I

Q301

18

APC

19

78 APCREF

D

VC

31

49 VC

PD

12

VREF MON

RMC DTCK 142

XRST

25

221 XRF RST

SERIAL

SBUS

23

160 SSB DATA

I/F

SCK

24

161

SSB CLK

LED RED PWM 167

LASER

S MON

LED GREEN PWM 163

SWITCH

S-MONITOR

43

9

S MON

LD-A

PD-O

SET KEY 1

13

BOARD

LD

AUTO POWER

20

CONTROL

WK DET

17

Q501

S0

194 PD S0

S0

S1

195 PD S1

S808

S1

EEPROM

DO

CK

XCS

IC801

DI

HOLD

SIGNAL PATH

4

3

2

1

XHOLD SW 227

OFF

FOCUS/TRACKING COIL DRIVE,

219 XCS NV

: PLAYBACK

SPINDLES/SLED MOTOR DRIVE

ON

IC551

181 SCK0

OPTICAL PICK-UP BLOCK

180

S00

(LCX-4E)

CPVO2

179

SI0

S809

CPVI2

46

101 SLCV

HALF LOCK SW

19

24

OPEN/CLOSE

DETECT

26 COM2

CPWO2

47

102 SLCW

23 CPWI2

SYSTEM CONTROLLER,

DIGITAL SIGNAL PROCESSOR,

POWER CONTROL

CPUO2

16M BIT D-RAM

45

100 SLCU

IC901

25 CPUI2

IC601

VL

2-AXIS

DEVICE

TRK+

30

FO2

OSCI

24

DVDD

VLD

10

VIF

FI2

44

VD

PRE

HI-BRIDGE

28

81 TFDR

X601

(FOCUS)

(TRACKING)

RI2

45.1584MHz

VIF

42

DRIVER

CONTROL/

27

80 TRDR

5

XWK4

TRK-

32

RO2

PRE DRIVER

OSCO 25

VC

2

XWK1

FCS+

BIAS

RMC KEY

20

7

VRMC

VCO

35

VG

FCS-

13 FO1

OE

UNREG

3

XWK2

VG

19

UNREG

FI1

VB MON 10

D903

PRE

HI-BRIDGE

15

82 FFDR

L905

RI1

DRIVER

CONTROL

16

83 FRDR

26

INM1

LG

18

11 RO1

VC PWM 165

27

RF1

VL

9

VL PWM 164

23

RF2

VL

11

22

INM2

D902

L902

L2

16

39 WO2

FS4

86

56

CLK

WI2

L2

12

41

99 SDW

VLON 234

1

VLON

B+ SWITCH

35

UO2

3 PHASE

VI2

42

98 SDV

SLEEP

235

55

SLEEP

VB

50

Q908, 909

PRE

UI2

FFCLR

236

54

FFCLR

U

CONTROL/

43

96 SDU

M902

DRIVER

XRST

8

46

XRST

W

V

PRE DRIVER

233

SLD MON

VOLTAGE

(SLED)

AVDD

21

36

VC

XWK3

4

DETECTOR

37 VO2

PWM2

SWITCHING

44

97 SLVS

34

VC

VSTB

6

IC903

45

VC2

Q910, 911

CPWI1

CPWO1

52

95 SPCW

L1

32

L901

20

L1

28

D901

RECHAGEABLE

CPVO1

VC OUT

33

19 CPVI1

53

94 SPCV

BATTERY

COM1

NH-14WM

17

CPUO1

54

93 SPCU

1PC, 1.2V 1350mAh

18 CPUI1

U

8

UO1

VI1

223 SPDL MON

(BATTERY CASE)

M901

W

V

1

89 SPDV

3 PHASE

WI1

(SPINDLE)

VO1

PRE

2

90

SPDW

6

UI1

DRIVER

CONTROL/

56

87

SPDU

DRY BATTERY

PRE DRIVER

PWM1

WO1

55

88

SPVS

SIZE "AA"

4

OE

(IEC DESIGNATION LR6)

48

220 XRST MTR DRV

1PC, 1.5V

24

24