Kenwood LS-F30, Service Manual

RXD-M35

9

CIRCUIT DESCRIPTION

Pin No.

Pin Name

I/O

Pin Description

Active

H

L

1

BCLK

O

Bit clock output for SRDATA.

2

LRCK

O

L, R clock signal output.

3

SRDATA

O

Serial data output.

4

DVDD1

-

Digital power supply.

5

DVSS1

-

Digital ground.

6

TX

O

Digital audio interface signal output.

7

MCLK

I

CPC command clock signal input.

8

MDATA

I

CPU command data signal input.

9

MLD

I

CPU command load signal input.

Load

10

SENSE

O

Sense signal output(OFT, FESL, NACEND, NAJEND, SFG).

11

FLOCK

O

Focus servo signal output.

12

TLOCK

O

Tracking servo signal output.

13

BLKCK

O

Sub code block clock output.       fBLKCK = 75Hz

14

SQCK

I

Sub code Q data clock input pin.

15

SUBQ

O

Sub code Q data signal output pin.

16

DMUTE

I

Connected to be ground.

Mute

17

STAT

O

Status signal output.

18

XRST

I

Reset signal input.

Reset

19

SMCK

O

8.4672MHz clock signal output when MSEL is H.
4.2336MHz clock signal output when MSEL is L.

20

PMCK

O

88.2kHz clock signal output when default.
Play signal output when command is carry out.

Play

21

TRV

O

Traverse forced feed output.

22

TVD

O

Traverse drive output.

23

PC

O

Spindle motor on signal output.                 L : ON (Default)

24

ECM

O

Drive signal output for spindle motor (forced mode output).

25

ECS

O

Drive signal output for spindle motor (servo error signal output).

26

KICK

O

Kick pulse output for tracking driver. 

27

TRD

O

Tracking servo drive output.

28

FOD

O

Focus drive output.

29

VREF

I

Reference power supply for DA output section.

30

FBAL

O

Focus balance adjusting output.

31

TBAL

O

Tracking balance adjusting output.

32

FE

I

Focus error signal input (analog input).

33

TE

I

Tracking error signal input (analog input).

34

RFENV

I

RF envelope signal input (analog input).
Vibrating detection signal input when default.

35

VDET

I/O

Software vibrating detection monitor output when command is

Detected

executed.

36

OFT

I

Off track signal input.

Off Track

37

TRCRS

I

Track cross signal input pin (analog input).

38

RFDET

I

RF detector signal input pin.

Detected

39

BDO

I

Drop out signal input.

Drop Out

40

LDON

O

Laser on signal output.

ON

41

PLLF2

I/O

PLL loop filter switching pin.

42

TOFS

O

Tracking offset adjusting output.

43

WVEL

O

Double speed status signal output.

Double

Speed

44

ARF

I

RF signal input.

45

IREF

I

Reference current input pin.

46

DRF

I

DSL bias pin.

47

DSLF

I/O

DSL loop filter pin.

48

PLLF

I/O

PLL loop filter pin.

49

VCOF

I/O

VCO loop filter pin.

6-2 DSP IC : MN6627482WB( IC202)

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9

2

8

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4

2

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TEL 13942296513

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9

2

8

9

4

2

9

8

0

5

1

5

1

3

6

7

3

Q

Q

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