Sony MZ-300 Manual De Usuario

13

1

FR

I

Connected to Bias resistor for VTEC oscillating frequency

2

ISET

I

Connected to Bias resistor for VTEC current charge pump

3

VCVDD

—

Power supply for VTEC

4

PDD

O

VTEC current charge pump output

5

TEST3

I

Input for test

6

TEST2

I

Input for test

7

SLCO

O

Slice level output for HF signal

8

SLCIST

I

Connected to Bias resistor for the slice level adjusting amplifier

9

EFMIN

I

HF signal input

10

RESETB

I

System reset

11

TEST1

I

Input for test

12

HFL

I

Track detection signal input

13

VDD2

—

Power supply

14

VSS

—

Ground

15

VDD1

—

Internal power supply

16

AVSS1

—

Ground for digital servo

17

PEAK

I

PEAK signal input

18

BOTTOM

I

BOTTOM signal input

19

ABCD

I

Main beam quantity signal input

20

TE

I

Tracking error signal input

21

FE

I

Focus error signal input

22

VC

I

Center potential input

23

AVDD1

—

Power supply for digital servo

24

MAD9

O*

Address output to DRAM (NC)

25

DSW1

O*

Disc mode select output

26

MAD8

O*

Address output to DRAM (NC)

27

DSW0

O*

Disc mode select output

28

MAD7

O*

Address output to DRAM (NC)

29

SGC

O*

AGC control signal output

30

MAD6

O*

Address output to DRAM (NC)

31

AOFFSET

O*

ABCD offset control signal output

32

MAD5

O*

Address output to DRAM (NC)

33

FOFFSET

O*

Focus offset control signal output

34

TOFFSET

O*

Tracking offset control signal output

35

MAD4

O*

Address output to DRAM (NC)

36

TBAL

O*

Tracking balance control signal output

37

LDREF

O*

Laser control signal output

38

FBAL

O*

Focus balance control signal output

39

VDD1

—

Internal power supply

40

VSS

—

Ground

41

VDD2

—

Power supply

42

MAD3

O*

Address output to DRAM (NC)

43

SPPWMF

O*

Spindle PWM output

44

SPPWMR

O*

Spindle PWM output

45

SLPWMF

O*

Sled PWM output