Sony MDS-NT1 service manual 1AA AA2 AA3

MDS-NT1

6-9. SCHEMATIC DIAGRAM – MAIN Board (1/2) – • See page 38 for Waveforms. • See page 48 for IC Block Diagrams.

(1/2)
					IC440
	VCC1	OUT2		M54641L			OUT1	VCC2
			IN1	GND	VZ	2N I

LOADING

MOTOR DRIVER

LOAD-OUT

LOAD-IN

TP1	R10	FB1
	0	0
TP2		FB2

CN4

4P

USB

NC

(Page 41)

(Page 47)

NC

CN105

8P

GND

RESET

RESET

CNVSS

CNVSS

RXD1

RXD1

CLK1

CLK1

+3.5V

RTS1

RTS1

TXD1

TXD1
CN101
27P
MOD
MOD
IOP
IOP
LDON
LDON
LIMIT-IN
LIMIT-IN
XINIT
XINT
WRPWR
WRPWR
DQSY
DQSY
REC-P
REC-SW	RB301
SQSY	10k
SQSY	X4
DIG-RST
DIG-RST
SENS
SENS
PLAY-P
PLAY-SW
SRDT
SRDT	XLATCH
XLATCH
XLATCH	SCL
SCLK
SCLK	OUT-SW
OUT-SW
OUT-SW	XBUSY
SWDT
SWDT	SHCK
XBUSY
XBUSY	EEP-WP
SHCK
SHCK	SDA
EEP-WP
EEP-WP	REFLECT
SDA
SDA	PROTECT
SCL
SCL
REFLECT
REFRECT SW
PROTECT	C318
PROTECT SW
	0.1
D-GND	LOAD-LOW
LD-OUT
	LOAD-OUT
LD-IN
	LOAD-IN
CN104
7P
SYS+3.3V
PANEL.GND
LED1
LED1
LED2
LED2
LED3
LED3
KEY1
KEY1	UINT
KEY0	UCS
KEY0
	URESET
CN103
14P
SYS+3.3V
DISP.GND
JOG1
JOG1
JOG0
JOG0
DIG-RST
DIG-RST
5V
RMC
RMC
KEY2
KEY2
FLCS
FLCS
KEY1
KEY1
FLDT
FLDT
KEY0
KEY0
FLCK
FLCK
LED4
LED

RB300

10k

X4

R306

0

TP300

TP301

TP302

TP303

		R441	R442
		22k	15k	LOAD-LOW
C441	Q401	C442	R443	Q440
				UN5211-TX
0.1	2SA1576-T106-QR	0.1	47k

C304

100p

P-PLAY

SENS

RST-DIG

P-REC

RPWRW

IN-IT LIM

LDON

MOD

RST-DIG

LATCH0

RESET.ADA

SCLK

CLK1

SCLK

RTS1

1RXD

SRDT

DTSW

DTSW

TXD1

R314

R302

R304

R303

TP350

10k

0

0

TP351

PLAY-SW

SENSE

RESETD.

SW-REC

WRPWR

INLIMIT-

EC

LDON

MOD

NC

NC

EPM

LATCH_ADA

RESET_ADA

MUTE

NC

NC

NC

RTS1

SCLK

SRDT

SWDT

DATAI2C_

CLK_I2C

NC

XLATCH

NC

SCL

NC

OUT-SW

XINT

XBUSY

NC

SHOCK

NC

EEP-WP

NC

SDA

NC

REFLECT

SQSY

PROTECT

P.DOWN

VCC

DQSY

EEPNET-WP

NMI

VSS

VCC

LOAD-LO

SYSTEM CONTROLLER

XIN

LOAD-OUT

VSS

IC301

LOAD-IN

M30835FJGP-01

XOUT

TEST0

S.RESET

TEST1

PLLSWNETMD_

VBUS_NETMD

NC

NC

NETMD_SI

TEST2

NC

TEST3

CNVSS

NC

BYTE

NC

NETMD_CLK

NETMD_INT

NETMD_SO

NETMD_CS

RMC

NETMD_RESET

NC

NC

NC

LED4

LED3

LED2

FLCS

LED1

JOG0

JOG1

PO I

SEL1

SEL0

NC

NC

KEY2

KEY1

AVSS

KEY0

VREF

AVCC

NC

FLDT

FLCK

1000p

1000p

1000p

10k

1000p

1000p

1000p

1.0

1.0

C311

C312

C310

R330

C314

C315

C313

C319

C320

C420

0.33

UPLLSW

3.UVBUS3

LED4

LED3

LED2

FLCS

LED1

JOG0

JOG1

IOP

KEY2

KEY1

KEY0

FLDT

FLCK

10k

10k

10k

10k

10k

10k

R320

R321

R329

R323

R324

R325

Q401,440

REFERENCE

VOLTAGE SWITCH

XINIT

SQSY

DQSY

X301

10MHz

RESET

C309 0.1

C321

CNVSS

R332 10k

UCLK

USI

USO

RMC

RESET SIGNAL

GENERATOR

RESET

IC420

M62016FP-E1

TP1642

RESET INT

CD GND

VCC NC

NCNC

C306 220p

C920

R3500

10k

UVBUS3.3

C307

220p

R351

10k

C900

22p

R308	C903
10k
	0.1
C308	C904
1000p	0.1

UCLK

USI

USO

C316

0.1R901

UCS 0

UINT

URESET

R902

0

R307

C905

10k

0.1

R915

10k

C906

0.1

R301

100k

UPLLSW

C907

0.1

C453

0.1

C301

10

16VL451

0

C421

0.1

AA2	LF1	0
AA1	TP3
C1		FB3
	TP4	0
0.1

AA3

FB4 0

		1AA	AA2	1AA			AA3
		R907	R906	R905			R904	D901
							22k
		1.5k	27	27				1SS355TE-17
C918	C917	C916	C915	C922	C913	R913	R903
				0.1
22p	0.1	0.1	0.1		0.1	10k	47k

X550

12MHz

	10k
	R911
NET MD SECURITY,	1.0
DIGITAL SIGNAL PROCESSOR,
	C912
USB INTERFACE
IC901
CXD1873R
	1.0
	C911

	R908		R951	R952	C910
			0	0
	10k				0.1
			R950
			0
L452	DIN1	LRCKI	XBCKI	DADTI
0

A1

A2

A3

A4

A5

A6

A7

A8

A9

(Page 45)

R552

220L552

A10

A11

A12

CN102

23P

M+5V

M+5V

MGND

DIN1

DIN1

MGND

DIN0

HGND

H+5V

DOUT

REG +5V

DADTI

DADTI

REG GND

LRCKI

LRCKI

REG GND

XBCKI

XBCKI

(Page 41)

D-GND

MCLK

MCKGND

BCK

BCK

REG GND

DADT

DADT

LRCK

LRCK

ADDT

44 44