Sony MZ-N505 service manual Page B5, 39SMV

MZ-N505

6-9. SCHEMATIC DIAGRAM – MAIN Board (3/4) – • See page 42 for Waveforms.

(3/4)

B1

B2

B3

B4

(Page B5 38)

D1

D2

D3

D4

D5

ADDT

D6

DIN1XPD XCS

ET

NMOS

NOMV

EF

DCBA

MTOB

KAEP

IFR

1B

2B

C839

2CH

1HC

3EDOM

2DEMO

1DEMO

NEU

PDU

MDU

1000p

R807

10

C817

1

3 7 1C8 40.

2 1 1C8 00.

C809

FB801

FB806

6.3V

22

0

0

R858

1

1M

k00 91 08R R080171k

k01 808 R

C838

6C1018.

228kR1

R857

11 18C

928 C1 828 C

827R01

047

p01 708 zMH48511.C54

)01ESTSL8(T

37088R4

p01 2H2z3MCX84088

40 48R

225 48R

226 48R

348R0

R825

1k

V 3

1 0

4.7

2.2M

R824

. 6

4 1

2.2k

4 7

R 8

C833

C808

10p

R823

R821

51

10p

220

220k

8C

C814

470p

018 C

608 R

08X

R832

470k

C834D804

0.01MA729

R839

1M

R852

68k

0.5%

R834

100k

0.5%

E1

E2

D7

		LRCK			R815	0	FB802	0
		XBCK			R816	0	FB803	0
		FS256			R831	0	FB804	0
IPDA
	C801	0.1
F			R829				R828
ER
	C841	C820	4.7k	C840	C819		2.2k
A	4700p	0.01	0.5%	0.01	0.022		0.5%

TR1

TF1

FF1

FR1

CCU

CP

CCV

CCW

CMU

CMV

CMW

SCU

SP

SCV

SCW

(Page

SMU

39)SMV

SMW

MF

E

R841

0

D8

D9

D10

D11

NC	CN	1IN D	LST X	2DD VD	2SS VD	FRL X	FRT D	FRK C
NC
DADT
ADDT
LRCK
XBCK
FS256
NC
DVSS3
DVDD3
ADFG
NC
IFVDD3
IFVSS3
APCREF
TRDR
TFDR
FFDR
FRDR
FS4
SPRD
SPFD
SPDV
SPDW
SPCU
SPCV
SPCW
SRDR
SFDR
SLDV
SLDW
DVSS4
DVDD4
SLCU
SLCV
SLCW
IFVDD4
IFVSS4
EFMO
MNT0
MNT1
MNT2
MNT3
SENS
TX
RECP

LRCKI/XELT

XBCKI/ECK

DATAI/EDT

XERQ

A11

XOE

XWE

TSTDR3

EVA

FLASHVDD

FLASHVSS

NC

NC

NC

NC

NC

NC

NC

NC

NC NC NC NC NC NC NC NC NC

A CP

RD MA DV 0D

CD GH

RD MA DV 1D

ET ES

0SS VM ARD 1SS VM ARD

BRD A 2SV A 2DV A TRD A IODA CV 1XU A EF

NC NC NC NC NC NC NC NC

DCB A MTO B KAE P VTL C OILF

C	C	0SS V	0DD V	KRT F
N	N	D	D	O

IILF OCP 1SV A IFR SIA B 1DV A IYS A OYS A SSV AD RFE RV RTU OA LTU OA LFE RV DDV AD CSIO SV OCS O ICS O

SYSTEM CONTROLLER,

DIGITAL SIGNAL PROCESSOR,

16M BIT D-RAM

∗

IC801

CXD2677-202GA

CSP(Chip Size Package)

ATA DB SS KLC BSS MW PC ERV MW PL V MW PC V )M WP D(V CN CN 0DD VIF 0SS IFV TED TPO TED KCA JX TED ICM X WS ESO LC NEP O 0ED OC TES 1ED OC TES 2ED OC TES 3ED OC TES

CSIO DV CDA DPX CDA SCX TSE TX 2N OC DH DDV BP 1N OC DH 3ED OM

HCT APX I0S 0OS 0KC S NO MUG X PEE B 1TS ET 0TS ET

2ED OM 1ED OM SSV CSO BSU OCS OU ICS OU DDV CSO BSU NEU PU PDU

ODK BRK KLC K SCK IDK TSR T LTC TPO X LTC GV

U MD

A UO ST LE

U BS VIF DD

PO LR DE

R CE

DNEP	YITM	ITO
		SAK
SU		IDO
S

NAR

TAN

TAT

NC

NC

TSLVDD

RMC DTCK

TSMVDD

AVSS

AVDD

RMC KEY

HALF LOCK SW REC KEY

WK DET

HIDC MON

VBUS DET

SET KEY 2

SET KEY 1

VREF MON

CHG MON

VB MON

STAND DET

XRST

XMUTE

LCD RST

XUDP UP ON NC

NC

NC T MARK SW

IFVDD2

IFVSS2

XCS NV2

XHP STBY

CHGI CTL

CHG CTL

CHG GAIN

FFCLR

SLEEP

DVDD1

DVSS1

VLON

SLD MON

PROTECT

PAUSE KEY

PD S1

PD S0

JOG B

JOG A

XHOLD SW

SPDL MON

XRF RST

XRST MTR DRV

		IFVSS1
		IFVDD1
		XCS NV1
		CS RTC
		MUTE
		LCD STB
LT		XCS LCD
C	W2S	MIC
BSS
		GND SW
BST	DNG	SENSE
		CLK SEL

C804 0.1

R835

470k

0.5%

XT

AM 8D08 03-68

HALF

RECK

WDET

HMON

VMON

CHGM

XRST

R847

0

CHG

CHGG

FF

SL

VLON

SCU

PDS1

PDS0

CCU

XRST

XMD

GSW

L801

0

C825 R840

100p 100

S805

OPEN

R803 R802

47k4.7k

0.5%0.5%

SK2

SK1

R801

220k

R616

100k

C802

0.01

LR

XS

S803

PROTECT

DETECT

PAUSE

XHOLD

NV

MUTE

LS

XL

DTCK

Z 1Z

E3

E4

E5

(Page 41)

										0
		C818								31
										8R
		0.1
										R812
											0
										C803	0.01
						R804
						2.2k	C805
						R861
				R833	R805		0.047	TED PO	TED XJ	S806
		TDAS	KCLS			1k
				RPV
				2.2k	2.2k					OPEN/CLOSE
				R859	R860	C806	0.047			DETECT
	C821			1k	1k
L802	47	C822				C824	0.047
10∝ H	6.3V	0.1
					PL	PC
					V	V

I0D	0OD	0KC	PEE
S	S	S	B

X CO LT

SC LE

E8

E9

E10

E11

40 40