Sony MZ-E90 Manuel D’Utilisation

– 14 –

Pin No.

Pin Name

I/O

Description

1

S MON

I

S-MON monitor signal input from the 

µ

PD63732GC (IC601)

2

UREG MON

I

Un-regulator power supply voltage monitor input terminal (A/D input)

3

NC

—

Not used. (open)

4

VREF

I

Input terminal for power supply voltage adjustment reference voltage (+2 V) (A/D input)

5

DVDD MON

I

Not used. (Fixed at “H”.)

6

NC

—

Not used. (open)

7

RMC KEY

I

Remote commander with headphone key input terminal (A/D input)

8

SET KEY

I

Set key input terminal (A/D input) S801 to S804 (x, >/N, ., +/– VOLUME keys input)

9

MRST

I

System reset signal input     “L”: reset

For several hundreds msec. after the power supply rises, “L” is input, then it change to “H”

10

AVDD

—

Power supply pin (+2.4 V or +2.8 V)

11

AVSS

—

Ground terminal (for A/D converter)

12 – 15

TYPE0 – 3

I

Setting terminal for model discrimination (bit 0 to bit 3)     Fixed at “L” in this set

16

XOUT

O

Main system clock output terminal (16.9344 MHz)

17

XIN

I

Main system clock input terminal (16.9344 MHz)

18

SX OUT

O

Sub system clock output terminal     Not used. (open)

19

SXIN

I

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

20

COUT

O

Not used. (open)

21

VDD

—

Power supply terminal (+2 V) (digital system)

22

VSS

—

Ground terminal (digital system)

23

HOLD SW

I

HOLD switch (S808) input terminal     “L”: hold off, “H”: hold on

24

VG CON

O

Power supply control signal output to each ICs

25

XCLK

O

System clock supply output terminal (16.934 MHz) to the 

µ

PD63732GC (IC601) or AK4352

(IC302)

26

KEY EN

O

Ground control output terminal of remote control

27

AVLS SW

I

AVLS switch (S803) input terminal     “L”: LIMIT     “H”: NORM

28

DSP SINT

I

Interruption status input from the 

µ

PD63732GC (IC601)

29, 30

DBB0, DBB1

I

DIGITAL MEGABASS switch (S806) input terminal *1

31

OPR LED

O

OPERATE LED (D802) drive signal output terminal     “H”: LED on

32

OPEN CLS SW

I

Upper panel open/close detect switch (S801) input terminal

“L”: upper panel close, “H” : upper panel open

33

XWAKE RMC

I

Wake up signal input from remote control key

34

XWAKE SET

I

Wake up signal input from this set key

35

SBUS CLK

O

SSB serial clock signal output terminal

36

SBUS DATA

I/O

SSB serial data input/output terminal

37

XRST

O

Reset signal output terminal to each ICs

38

SLD 1 MON

I

Sled servo timing signal input from the TLC372CPW (IC552)

39

SLD 2 MON

I

Sled servo timing signal input from the TLC372CPW (IC552)

40

VDD

—

Power supply terminal

41

VPP

—

Test terminal (fixed at “L”)

42

CLV VCON

O

Spindle servo drive voltage control signal output to the BD6602KUT (IC551) or 

µ

PD63732GC

(IC601)

43

APC REF

O

Laser power control signal output terminal

44

RM VCON

O

Remote control power voltage select signal output to power circuit     “L”:2.4 V, “H”: 2.8 V

45

CLV U MON

I

Spindle servo (U) timing signal input from the BD6602KUT (IC551)

46

CLV V MON

I

Spindle servo (V) timing signal input from the BD6602KUT (IC551)

47

CLV W MON

I

Spindle servo (W) timing signal input from the BD6602KUT (IC551)

48

CLV U CON

I

Spindle servo (U) drive signal input from the BD6602KUT (IC551)

49

CLV V CON

I

Spindle servo (V) drive signal input from the BD6602KUT (IC551)