DOWNLOAD Sony CDX-616 (serv.man2) Service Manual ↓ Size: 2.28 MB | Pages: 43 in PDF or view online for FREE

– 42 –

1

2

3

4

OUT1

VM

VCC

FIN

8

7

6

5

GND

OUT2

VREF

RIN

CONTROL LOGIC

TSD

POWER

SAVE

DRIVER

DRIVER

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 26 27 28 29 30

43
42

41
40

39
38

37

36

35

34

33

32
31

50
49

48
47

46

45

44

88
89

90
91

92
93

94

95

96

97

98

99

100

81
82

83
84

85

86

87

71 70 69 68

67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51

80 79 78 77 76 75 74 73 72

ASYMMETRY

CORRECTOR

DIGITAL

PLL

CLOCK

GENERATOR

D / A

INTERFACE

DIGITAL CLV

SUB CODE

PROCESSOR

TIMING

LOGIC

CPU

INTERFACE

SERVO

AUTO

SEQUENCER

ERROR

CORRECTOR

16K RAM

DIGITAL OUT

OSC

EFM

DEMODULATOR

TES6

VDD

VSS

EXCK

SBSO

SCOR

WFCK

TES5

EMPH

DOUT

C4M

FSTT

XTSL

MNT0

MNT1

MNT3

XROF

C2PO

RFCK

GFS

XPCK

XUGF

GTOP

VDD

VSS

TES4

BCK

TES3

PCMD

TES9

LRCK

WDCK

ASYE

ASYO
ASYI

BIAS

RF

AVDD

CLTV

AVSS

FILI

FILO
PCO

VCTL

V16M

VCKI

VPCO1

VPCO2

TES1

TES0

LOCK

PWMI

MDP

MDS

VSS

MON

FOK

VDD

SPOD

XLON

SPOB

SPOC

CLKO

SPOA

DATO

XLTO

SEIN

CNIN

XLAT

CLOK

SENS

DATA

SQCK

SQSO

TES2

CKOUT

LMUT

RMUT

VDD

VSS

NC

XRST

VSS

NC

NC

VDD

NC

TES8

XVSS

VSS

XTAI

XTAO

VSS

XVDD

TES7

NC

VDD

NC

NC

VSS

– 43 –

1

2

3

4

OUT1

VM

VCC

FIN

8

7

6

5

GND

OUT2

VREF

RIN

CONTROL LOGIC

TSD

POWER

SAVE

DRIVER

DRIVER

1

2

3

4

5

6

7

8

9

10

14

13

12

11

VCC

BUS ON

LINK OFF

CLK OUT

DATA OUT

DATA IN

BUS RESET

BUS DATA

VREF

BUS CLK

GND

BUS ON IN

BUS ON OUT

RESET

RESET

SWITCH

MEMORY

MATRIX

512X512

ROW

DECODER

BUFFER

1

A14

2

3

4

5

A5

A12

A7

A6

26 A13
25 A8
24

23 A11

A9

I/O GATE
COLUMN

DECODER

BUFFER

6

A4

7

8

9

10

A0

A3

A2

A1

27

28 VCC

WE

22 OE

21 A10

BUFFER

18 I/O7
17 I/O6
16

I/O4

I/O5

19 I/O8

15

I/O BUFFER

11

12

13

I/O3

I/O1

I/O2

20 CE

14

GND

LEVEL

SHIFT

LEVEL

SHIFT

LEVEL

SHIFT

DIGITAL FILTER CIRCUIT

ATTENUATOR OPERATIONAL CIRCUIT

DEEMPHASIS FILTER CIRCUIT

D-

∆

 MODULATION CIRCUIT

INTERFACE

CIRCUIT

TEST

CIRCUIT

OUTPUT
CIRCUIT

ANALOG

FILTER

TIMING

GENERATOR

OSC

MICROCOMPUTER

INTERFACE

CIRCUIT

OUTPUT
CIRCUIT

ANALOG

FILTER

1

2

3 4

5

6

7

8

9

10

20

19

18

17

16

15

14 13

12

11

21

22

23

24

LRCK

BCK

DATA

HS

(SM)

ATT

(EMP)

SH

(BS)

LA

VDX

XO

XI

GNDX

MCK

VDD

T1

P/S

VDA

RO

GNDA

VR

GNDA

LO

GNDD

ZD

VDA

– 44 –

•

Pin No.

Pin Name

I/O

Function

1 to 3

—

O

Not used (open)

4

CH.F

O

Motor drive signal (load chucking direction) output to the chucking motor drive (IC52)
“L” active    *1

5

CH.R

O

Motor drive signal (save direction) output to the chucking motor drive (IC52)
“L” active    *1

6

LOAD2

I

Chucking end detect switch (SW11) input terminal
“L”: When completion of the disc chucking operation

7

LOAD1

I

Save end detect switch (SW12) input terminal
“L”: When completion of the disc chucking operation

8

SENS2

I

Internal status signal (sense signal) input from the CXA1992BR (IC11)

9

LIM.SW

I

Sled limit in detect switch (SW1) input terminal
“L”: When the optical pick-up is inner position

10

EE.INIT

I

Initialize signal input for the EEPROM    “H”: format    Fixed at “L” in this set

11

EE.CLK

O

Serial data transfer clock signal output terminal    Not used (open)

12

EE.DATA

I/O

Two-way data bus with the EEPROM    Not used (open)

13 to 19

—

O

Not used (open)

20

SINGLE

I

Setting terminal for the single disc/multiple discs mode
“L”: single mode, “H”: multiple discs mode (fixed at “H”)

21

XRST

O

System reset signal output to the CXA1992BR (IC11) and CXD2530Q (IC101)    “L”: reset

22

FOK

I

Focus OK signal input from the CXA1992BR (IC11)    “L”: NG, “H”: OK

23

SENS

I

Internal status signal (sense signal) input from the CXD2530Q (IC101)

24

GFS

I

Guard frame sync signal input from the CXD2530Q (IC101)    “L”: NG, “H”: OK

25

GRSRT

O

Reset signal output terminal    “L”: reset    Not used (open)

26

XQOK

O

Subcode Q OK pulse signal output terminal    “L” active    Not used (open)

27

SDTI

I

ESP status signal input terminal    Not used (open)

28

XSOE

O

ESP status read enable signal output terminal    “L” active    Not used (open)

29

ESPXLT

O

ESP latch pulse signal output terminal    “L” active    Not used (open)

30

RST

I

System reset signal input from the SONY bus interface (IC302) and reset signal generator (IC304) 
“L”: reset
For several hundreds msec. after the power supply rises, “L” is input, then it changes to “H”

31

EXTAL

I

Main system clock input terminal (8 MHz)

32

XTAL

O

Main system clock output terminal (8 MHz)

33

VSS

—

Ground terminal

34

TX

O

Sub system clock output terminal    Not used (open)

35

TEX

I

Sub system clock input terminal    Not used (fixed at “L”)

36

AVSS

—

Ground terminal (for A/D converter)

37

AVREF

I

Reference voltage (+5V) input terminal (for A/D converter)

38

MCK

I

Input of signal for the fine adjustment (linear position sensor adjustment; RV201) of elevator 
position (A/D input)

39

EHS

I

Elevator height position detect input from the RV202 (elevator height sensor) (A/D input)

40

MODEL

I

Setting terminal for the destination (fixed at “L” in this set)

41

XRDE

O

D-RAM read enable signal output terminal    “L” active    Not used (open)

42

XWRE

O

D-RAM write enable signal output terminal    “L” active    Not used (open)

43

A.MUTE

O

Audio line muting on/off control signal output terminal    “H”: muting on

44

EMP

O

Emphasis mode output to the D/A converter (IC601)    “H”: emphasis on

45

ML

O

Fast speed dubbing control signal output to the D/A converter (IC601)    “L”: fast speed

46

GRSCOR

I

Subcode sync (S0+S1) detection signal input terminal    Not used (open)

– 45 –

Pin No.

Pin Name

I/O

Function

47

D/A.RESET

O

Reset signal output terminal    “L”: reset    Not used (open)

48

SCK

I

Serial data transfer clock signal input from the SONY bus interface (IC302)

49

SI

I

Serial data input from the SONY bus interface (IC302)

50

SO

O

Serial data output to the SONY bus interface (IC302)

51

SCLK

O

Subcode Q data reading clock signal output to the CXD2530Q (IC101)

52

SUBQ

I

Subcode Q data input from the CXD2530Q (IC101)

53

—

O

Not used (open)

54

C.OUT

I

Track number count signal input from the CXA1992BR (IC11)

55

BUS.ON

I

Bus on/off control signal input from the SONY bus interface (IC302)    “H”: bus on

56

NC

I

Not used (fixed at “L”)

57

MGLK

I

Magazine eject operation completion detect switch (SW201) input    “L”: eject completed

58

ELV.F

O

Motor drive signal (elevator up direction) output to the elevator motor drive (IC301)
“L” active    *2

59

—

O

Not used (open)

60

MAG.SW

I

Magazine in/out detect switch (SW202) input    “L”: magazine detected

61

BU.CHK

I

Battery detection signal input terminal    “H”: battery on

62

W.UP

I

Bus on or eject switch (SW301) input terminal    “H”: bus on or eject switch pushing

63

SCOR

I

Subcode sync (S0+S1) detection signal input from the CXD2530Q (IC101)

64

EJECT

I

Eject switch (SW301) input terminal    “H” active

65

CD.CLK

O

Serial data transfer clock signal output to the CXD2530Q (IC101)

66

CD.XLT

O

Serial data latch pulse signal output to the CXD2530Q (IC101)

67

CD.DATA

O

Serial data output to the CXD2530Q (IC101)

68

CD.ON

O

D/A converter and servo section power supply on/off control signal output    “H”: power on

69

ELV.ON

O

Mechanism deck section power supply on/off control signal output    “H”: power on

70

ELV.R

O

Motor drive signal (elevator down direction) output to the elevator motor drive (IC301)
“L” active    *2

71

—

O

Not used (open)

72

VDD

—

Power supply terminal (+5V)

73

NC (VDD)

—

Connected to the power supply (+5V)

74

BUSY

I

Busy monitor input from the CD text decoder (IC501)    “L”: busy status

75

RESET

O

Reset signal output to the CD text decoder (IC501)    “L”: reset

76

REQ

I

Data request signal input from the CD text decoder (IC501)    “L” active

77

CCCLK

O

Command clock signal output to the CD text decoder (IC501)

78

CSO

O

Command data output to the CD text decoder (IC501)

79

CSI

I

Command data input from the CD text decoder (IC501)

80

—

I

Not used (open)

*1  chucking motor (M103) control

STOP

LOAD

CHUCKING

SAVE

BRAKE

CH.F (pin 4)

“H”

“L”

“H”

“L”

CH.R (pin 5)

“H”

“H”

“L”

“L”

Mode

Terminal

*2  elevator motor (M104) control

STOP

ELEVATOR 

UP

ELEVATOR

DOWN

BRAKE

ELV.F (pin %•)

“H”

“L”

“H”

“L”

ELV.R (pin &º)

“H”

“H”

“L”

“L”

Mode

Terminal