Sony MZ-E900 Section, Audio Board, Main Board, Block Diagrams, IC501, IC601, IC301, IC901

SECTION 6

DIAGRAMS

6-1. BLOCK DIAGRAMS

MZ-E900

Iy

MAIN BOARD

RF AMP,FOCUS/TRACKING ERROR AMP

Ix

CN501

IC501

VREF

6

4

VREF

Jx

9

Iy

8

Iy

RF OUT

Ix

Ix

33

10

9

PEAK

Jx

Jx

29

14

10

PEAK

Jy

RF AMP,

BOTM

Jy

Jy

Jx

Jy

Jx

/BOTM

28

15

A

11

A

FOCUS

16

12

ERROR,

ABCD

A

B

B

41

17

14

TRACKING

FE

Ix

Iy

Ix

7

C

5

C

ERROR

42

D

D

TE

B

8

6

1

A-C

a b c

d

13

TPP/WPP

ADIP IN

44

D-C

ADIP

21

C

7

F

18

MON

18

PD-I

APC

PD-NI

19

D

VC

31

VIF

PD

OFTRK

26

22 DVDD

XRST

40

AVCC

25

SERIAL

SBUS

23

I/F

SCK

24

5

LASER

S-MONITOR

S MON

43

LD-A

PD-O

12

AUTO POWER

20

LD

CONTROL

Q501

13

LD-K

S0

S0

11

S1

S1

19

AVCC

AVCC

AVCC

20

FOCUS/TRACKING COIL DRIVE,

SPINDLES/SLED MOTOR DRIVE

MINIDISC

IC551

OPTICAL PICK-UP BLOCK

(LCX-4E)

42

38

41

40

37

39

37	RFI
44	PEAK
45	BOTM
46	ABCD
47	FE
56	TE
74	ADFG
78	APCREF
49	VC
12	VREF MON
217 OFTRK
221 XRF RST
160	SSB DATA
161	SSB CLK
9	S MON
194 PD S0
195 PDS1
EEPROM
IC801
DI DO SK XCS
4 3 2 1
219 XCS NV
181 SCK0
180 S00
179 SI0
100 SLD1MON
101 SLD2MON

DIGITAL SIGNAL PROCESSOR,

DIGITAL SERVO SIGNAL PROCESSOR,

EFM/ACIRC ENCODER/DECODER,

SHOCK PROOF MEMORY CONTROLLER, 16M BIT D-RAM, SYSTEM CONTROL

IC601

	AUDIO BOARD			(1/2)
			HEADPHONE AMP
			IC301			RCH
AOUT L	29	22			2	LCH
						J301
	RCH					i
AOUT R	30	21	IN B	OUT B	4	RCH
	UNREG		+B			RGND
		1		BEEP OUT A	24	KEY
	VIF	20	VCC	BEEP OUT B		DATA
					23
						VC
BEEP	183	15		BEEP		REFERENCE
XHP STB	240	18	STB	VREF IN 13		VOLTAGE
						SWITCHING
MUTE 218		17	MUTE
						Q301

RMC DTCK 142

VC

REC KEY 18		AUDIO BOARD	SW BOARD
SET KEY2 14		(2/2)			S808			S807
TSB MST VDD 141								AVLS
				D801	HOLD		LIMIT	NORM
ORP LED	159				OFF	ON
				OPR
HOLD SW 227
XAVLS 224
SET KEY 1	13
WK DET	17
HALF LOCK SW	19		S809
	VIF
			(OPEN/CLOSE)	S805	S804	S803	S802		S801
DIFVDD0	76			VOLUME	VOLUME	. >N			x
DIFVDD1	183			+	--
TSB SLV VDD 143
MIFVDD0 154
MIFVDD1 176
MIFVDD2 196
	VLD	POWER SUPPLY

		2	TRK+	33
					PRE
TRACKING				32		HI-BRIDGE	24
					DRIVER
COIL						CONTROL	25
			TRK-
		1		35
			FCS+				BIAS
		4
FOCUS				10
COIL			FCS-
		3		7		HI-BRIDGE	19
					PRE
					DRIVER	CONTROL	18
MINIDISC				8
MECHANISM BLOCK
M902			CN551
(SLED)	SLED1+	4		14	PRE	HI-BRIDGE	16
				15			17
	SLED1-				DRIVER	CONTROL
		2		12			20
	SLED2+	3		29	PRE	HI-BRIDGE	26
	SLED2-	1		31
					DRIVER	CONTROL	27
		8		54			1
				51
				52			56
M901				53			55
(SPINDLE)
	CLVU	7		48
							2
				45
	CLVV				PRE	3 PHASE	3
		6		46
					DRIVER	CONTROL	4
	CLVW			49			5
		5		44
							6
				UNREG

81	TFDR
88	TRDR
3	XTEST
TAP601
(TEST)
82	FFDR
83	FRDR
98	SLDV
96	SRDR
97	SFDR
99	SLDW
102	SLCW
	XCS NV
93	SI0
	SPCU
	SCK0
94	SPCV
	S00
95	SPCW
98	SPD W
89	SPD V
87	SPD U
88	SPDL PWM
220	XRST MTR DRV

TSB SLV CHK 210

MIFVDD3 241

OSCI 24

X601

45.1584MHz

OSCO 25

RMC KEY 20

VB MON 10 UNREG

VC PWM 165

VL PWM 164

FS4 86

VLON 234

SLEEP 235

FFCLR 236

XRST 8

AVDD 21

AVDD

AVD1 23

AVD2 119

VDI00 139

VDI01 151

VDI02 231 DVDD VDI03 6

VDD RAM 59

VDD RAM 146 MNT3 73 SWDT 84 SCLK 91 XLAT 113 SRDT 153 SENS 222

DVDD	IC901			VL
44	VD	VLD	10	VC
5	XWK4	VCO	35
2	XWK1			VIF
7	VRMC	VIF	42	AVDD
4	XWK3
			41
6	VSTB	VA
3	XWK2	VG	19	VG
26	INM1			D903
		LG	18
27	RF1
23	RF2

22	INM2	VL	9
56	CLK	VL	11
1	VLON	L2	D902
55	SLEEP		16
		L2	12
54	FFCLR
			UNREG
46	XRST
		VB	50
36	VC
34	VC	L1	32
45	VC2	L1	28
			D901
		VC OUT	33

RECHAGEABLE

BATTERY

NH-14WM

1PC, 1.2V 1400mAh

DRY BATTERY

SIZE "AA"

(IEC DESIGNATION LR6)

1PC, 1.5V

•Signal path. F : Analog J : Digital

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