Sony MZ-RH910 SECTION, DIAGRAMS, MZ-RH910, 6-1.BLOCK DIAGRAM – MD SERVO Section –

SECTION 6

DIAGRAMS6-1. BLOCK DIAGRAM – MD SERVO Section –

MZ-RH910

OVER WRITE HEAD DRIVE

IC601 (1/2)

VREF

IY

IX

JX

JY

A

B

C

D

F

IIN

				HR601			OVER WRITE
				OVER
							HEAD DRIVE
				WRITE
							Q601, 602
				HEAD
RF AMP, FOCUS/TRACKING ERROR AMP							M703
							OVER WRITE	M
	IC501
							HEAD
7	VREF10	ADIP_IN	39				UP/DOWN
11	RF_IY	NPPO	43
10	RF_IX
13	RF_JX
12	RF_JY				145	VIN
56	IY	RFO	8	RF BUFFER	101	RFI	TO IC801 (2/3)
1	IX
				Q504			(AUDIO SECTION)
54	JX	ABCD	40
55	JY				108	ABCD
50	A	FE	41		109	FE
51	B	TE	42		114	TE
52	C
		ADFG	23		153	ADFG
49	D
		PD-NI
15	A_C		19		142 APCREF_DA
		CLK	26		174	FS256_OUT
14	D_C
		OFTRK	45		180	OFTRK
20	PD_BUF	VC			123	VREF_MON
18	PD_I		38
		VREF09	9		110	VC
17	PDO_SOURCE
		PEAK	48		106	PEAK
		BOTM	47		107	BOTM

77	HB				CLK
		CLK	60		A (Page 23)
69	HBB
		EFM	62
78	HA
70	HAB	EFM_CLK	63
84	OUTA	LATCH	56
82	OUTB
			245 175	182	158
			XCS_REC_DRV CHOPPERCLK	EFMO	FS4
		SYSTEM CONTROLLER, DSP
			IC801 (1/3)

OPTICAL PICK-UP BLOCK (ABX-UJ)

S0

S1

PLSE_XDC

CONT

TRK+

TRK–

FCS+

FCS–

MDVCC

PVCC

VCC

SBUS	33		251	SSB_DATA
SCK	32		252	SSB_CLK
SMON	21		113	SE
XRESET	35		225	XRF_RST
			209	PD_S0
			210	PD_S1
			254	LDPEN
			272	XLSRCK
TRK+
TRK–
FCS+
FCS–				U
	M702	W		V
	(SLED)

MDVCC

REG2 B+

REG3 B+

U

M701 W V (SPINDLE)

		FOCUS/TRACKING
			COIL DRIVE,
			SPINDLE/SLED
			MOTOR DRIVE
			IC701
TRK+	30	FO2	FI2 28		155	TFDR
TRK–
	32	RO2	RI2 27		154	TRDR
FCS+	13	FO1	FI1 15		156	FFDR
FCS–
	11	RO1	RI1 16		157	FRDR
	35	UO2			216	SLD_MON
			UI2 43		172	SRDR
	27	CPUI2
			VI2 42		167	SLDV
	37	VO2
			WI2 41		168	SLDW
	24	CPVI2
	39	WO2	PWM2 44		159	SFDR
	23	CPWI2	ZI2 22		289	HI_Z_SLD
	26	COM2
	8	UO1			232	SPDL_MON
			UI1 56		160	SPRD
	18	CPUI1
			VI1	1	162	SPDV
	6	VO1
			WI1	2	163	SPDW
	19	CPVI1	PWM1 55		161	SPFD
	4	WO1
	20	CPWI1	ZI1 21		290	HI_Z_SPDL
	17	COM1
			OE 48		238	XRST_MTR_DRV

SLCU 169 SLCV 170 SLCW 171

SPCU 164 SPCV 165 SPCW 166

SLD MON U SLD MON V SLD MON W

CLV MON U CLV MON V CLV MON W

• SIGNAL PATH

: PLAYBACK

: REC

MZ-RH910

CPWO2	CPVO2	CPUO2	CPWO1	CPVO1	CPUO1
47 46 45			52 53 54
SLD MON W	SLD MON V	SLD MON U	CLV MON W	CLV MON V	CLV MON U

21 21