Sony MZ-E505 service manual Page

MZ-E505

6-6. SCHEMATIC DIAGRAM – MAIN Board (2/3) – • See page 25 for Waveform. • See page 31 for IC Block Diagrams.

A1

(2/3)

(Page 28)

A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12

C1

5C	6C	7C	-KR T	+KTR
C	C	C

M901

(SPINDLE)

U

W

U

FLEXIBLE

N
BOARD	CN551
	8P
8	CC1
	CLVN
V	CC2
	CLVU
	CC3
	CLVV
	CC4
	CLVW
	CC5
	SLDW
	CC6
	SLDV
	CC7
	SLDU
N	CC8

VN OC	WN OC
DLS	DLS

	R948	C922
		22
	150k
		6.3V
R946
22k
C919
10		TP901
4V		(VC)

C901	MWP	MWP
47	CV	LV
6.3V

SLDN

TP902

W

M902

(SLED)

1
V			SLD CON U
			SLD PWM
			SLD MON U
	RB554		SLD MON V
	3.3k
	X4		SLD MON W
CC5		DD1	XRST MTR DRV
CC6		DD2
CC7		DD3
CC8			CLV MON W
	C563	0.033	CLV MON V
	C564	0.033	CLV MON U
	C565	0.033
			CLV PWM
	RB553		CLV CON U
	10k
	X4
CC4		DD4
CC3		DD5
CC2		DD6
CC1	C557	0.033
	C558	0.033
	C559	0.033

RECHARGEABLE

BATTERY

NH-14WM

1.2V 1350mAh

(BATTERY CASE)

	TP951
DRY BATTERY		C952
SIZE"AA"	C996		C999
		100
(IEC DESIGNATION)	100p	6.3V	0.1
1PC. 1.5V	TP952

C997

0.1

(CHASSIS)

C920

D901

VI2

I2W

2PGNDW

O2W

2VW VM

VO2

UV2PGND

UO2

VMU2

R2VM

RO2

PGND2

FO2

F2VM

UI2

PWM2

CPUO2

CPVO2

CPWO2

OE

F12

R12

COM2

CPUI2

CPVI2

CPWI2

TF1

TR1

CC8

DD3

DD2

DD1

0.1

(VCOUT)

MA2YD1500LS0

L901

68∝ H

R909	R910
10k	10k

GND1

FOCUS/TRACKING COIL DRIVE,

VC

SPINDLE/SLED MOTOR DRIVE

VG

IC551

CPWO1

SC111258FCR2

CPV01

CPUO1

PWM1

PGNDUV1

UI1

1PGNDW

1VMVW

PGND1

VI1

I1W

O1W

VO1

1UO

U1VM

R1VM

RO1

FO1

F1VM

VN OC	WN OC
VLC	VLC

4	3	2	-SC F	+SC F
CC	CC	CC

NC

GND2

CPWI1

CPVI1

CPUI1

COM1

RI1

FI1

DD4

DD5

DD6

CC1

FR1

FF1

TP921

(GND)

C911

VIF

VA

VAFB

VDFB

VIFFB

GND

VC

VCO

VC

VCOUT

L1

CN

PGND1

PGND1

10

4V

NC

VD

R950

VC2

1k

C917

0.1

XRST

CRST

R964

680k

RSTREF

R912

R911

1M

47k

VREF

C916

0.1

-2

VB

POWER CONTROL

-1

GND

IC901

Q901

CLKSEL

XPC18A32FCR2

UMZ8NTR

VAIFON

B+ SWITCH

FFCLR

FFCLR

SLEEP

SLEEP

R913

1M

CLK

PGND2

PGND2

VLON

K1XW

K2XW

K3XW

K4XW

VSTB

VRMC

DGN

VL

VLO

VL

2L

R914

100k

VLON

C915

Q902,903

0.1

R915

SWITCH

10k

VOLTAGE

100k

DETECT

2SD2216J

R920

10∝

H

IC903

Q903

L904

XC61AN0802MR

R916

-R(TX).SO

VSS OUT

1M

IN

C918

C904

Q902

0.1

22

2SD2216J	6.3V
-R(TX).SO
C914
0.1

L1	R903 C905
	2.2k	0.1
RF1
INM1			(Page 30)
DTC1	C908	3300p
	C921	0.1
DTC2			C2
RF2	C909	0.01
INM2			C910

	1000p
PWM1
PWM2
VG	D903
	1SS367-T3SONY
LG
PGND2
L2	C907
	1
NC
	L905
	100∝ H
	L902
	47∝ H
D902
MA2YD1500LS0	TP904
	(VL)
C903
47
6.3V
	C3
	C4
	C5
	C6

29 29