Sony MZ-RH910 6-2.BLOCK DIAGRAM – AUDIO Section –

MZ-RH910

6-2. BLOCK DIAGRAM – AUDIO Section –

									DCLSOUTL	151
							FROM IC801 (1/3)
							(MD SERVO SECTION)		DCLSOUTR
J301										150
LINE IN
(OPT)									FS512	312
									D_VCONT_PWM 243
							173	DIN
B+ SWITCH	VC01 B+
Q301			A/D CONVERTER, MIC AMP
				IC301
			28	LIN	SDT0	7	307	ADDT	XMUTE	212
			1	RIN	MCLK	9	306	FS256
					BCLK	8	309	XBCK
					LRCK	10	308	LRCK	DTCK	313
					PDN	14	190	XPD_ADC
	18 PREL PREOL	16	15	MICL					RMC_KEY	131
	19 PRER PREOR	21	22 MICR
J302					CDTI	11
MIC					CCLK	12
(PLUG IN POWER)			AVDD		CSN	13	189	XCS_ADC
			3						UDP	314
									UPUEN	318
				+2.1V					UDM	315
			REGULATOR			REG1 B+
				IC302
							200	XOPT_CTL
							185	OPT_DET
							186	XJACK_DET
							187	XMIC_DET

							MUTEON	E (Page 23)
SWITCHING DRIVER,
	HEADPHONE AMP
		IC351
8	IN2	OUT2	14
				MUTING		J351	• SIGNAL PATH
				Q351		i		: PLAYBACK
9	IN1	OUT1	11
								: OPTICAL IN
6	MCK			MUTING		F351		: LINE IN
4	VREF		MUTING					: USB input from PC
				CONTROL		RVDD
			Q151, 251	Q353		RVDD		: USB output to PC
						DTCK
			MUTING	VCO1	VG	KEY_R		: MIC IN
						RGND
			CONTROL	B+	B+
			Q352

					RMC KEY	F (Page 23)
3
DATA+
2	CN451 (1/2)
DATA–	(USB)
1
VBUS
	VBUS	G	(Page 23)
	X801		X802
	48MHz		22.5792MHz
	319	320	310	311
	UOSCI		OSCI	OSCO		EEPROM
						IC891

(Page 23) B

WAKE UP SWITCH 193 USB_WAKE

Q803

XRST

WK DET	REC KEY/DOWNLOAD	SI1 SO1 SCK1 XCS LCD	SET KEY 1 SET KEY 2 JOG A JOG B PAUSE KEY	XRST LCD
128	133	213 214 215 236	124 125 248 249 183	192

			UOSCO
SYSTEM CONTROLLER, DSP				SI0	195	2	SO
IC801 (2/3)				SO0	196	5	SI
				SCK0	197	6	SCK
HALF LOCK SW	OPEN CLOSE SW		UMD PROTECT	XCS_NV	239	1	XCS
				XNV_WP_CTL 208		3	XWP
		PROTECT		XHOLD SW		SDO0 SCK0	SDO0, SCK0	H (Page 23)
135	188	184	253	227

(Page 23) C

XRST2

XWK1, XWK2, XWK4

								RESET	DDC3 B+
		+2.4V						SWITCH	VB B+
	DDC3 B+	REGULATOR						Q471
		IC471	XWK			CS	KEYSET1 KEYSET2 JOGA JOGB PAUSE	RST
		LCD-OLEDVDD		REC	SDI SDO SCK
				SWITCH UNIT
				(INCLUDING LCD101)
XWK1	XWK4								XWK2

S892	S893	S890	S891	S895
HALF	OPEN/CLOSE	PROTECT	Hi-MD	HOLD
LOCK	DETECT	DETECT	PROTECT	OFF
			DETECT
				HOLD

(Page 23) D

MZ-RH910

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