Sony HCD-PX333 specifications Main Section, Fan

HCD-PX333

MAIN SECTION

		J101 (1/2)
	L
TAPE IN
	R	R-CH	36 LINE
	LOUT		38 TC		INPUT
(Page 52) H			37	CDMD	SELECT
					SWITCH
		TUNER PACK	39 ST
		L
		R	R-CH
		FM ANT
	300Ω
FM		FM ANT
	75Ω
		GND
AM		DOUT
		DIN
		AM ANT CLK
		CE
		TUNED
		STEREO
		MUTE
		RDS-INT
		RDS-DATA
			AEP,UK ONLY

•R-ch is omitted due to same as L-ch.

•SIGNAL PATH

				INPUT SELECT SWITCH,
					TONE CONTROL,
					ELECTRICAL VOLUME
35						IC301
REC
	TONE	T-O30	29 V-I			VOLUME	V-O28	27
	CONTROL					CONTROL
	CIRCUIT					CIRCUIT
					CPU INTERFACE
					DATA	CLK LAT
			21 22 20

		1	2 100
27	ST->TA DATA	DATAGEQ	CLKGEQ CEGEQ
26	TA->ST DATA
28	ST CLK
25	ST CE
24	ST TUNED
23	ST STEREO
22	ST MUTE
96	RDS CLK	SYSTEM CONTROLLER
95	RDS DATA
		IC501 (1/2)

								LIN	G (Page 52)
									J101 (2/2)
										L
											TAPE OUT
							MUTING		R-CH	R
							Q101
									R-CH
							MUTING
							CONTROL
							Q102
									R-CH		J601
											PHONES
							MUTING
							Q672
							R-CH
	BASS BOOST									TM881
B-I			OUT 25	POWER AMP						+
	CONTROL
	CIRCUIT			IC801						L
										–	SPEAKER
			MUTING			R-CH				+	IMPEDANCE
								R-CH			6-16Ω
			Q806
	-BO			R-CH		+				R
							R-CH			–
	26		MUTING
						RY881
			CONTROL		+		MUTING
				R-CH
			Q552
						D881	CONTROL
							Q671,674
			R-CH
	Q301								FAN DRIVE
FEED BACK
									Q942-944
SWITCH
		VREF								M	M901
											(FAN)
									FAN SWITCH
					PROTECT				Q676
						RELAY DRIVE
					DETECT
						Q881
					Q802,803

43	44	32	45	29	63	48 67
LINE MUTE	STK MUTE	PROTECT	SPK RELAY	ST-1	LED CE2	REC MUTE HEADPHONE IN

(Page 52) F

: FM

: CD PLAY

: MD PLAY

: MD REC

:TAPE IN (PLAY)

:TAPE OUT (REC)

IIC DATA, IIC CLK,

IIC HELP

XIN	XOUT	XTIN	XTOUT	IIC DATA
39	38	35	36	3
X501			X502
16MHz		32.768kHz

IIC DATA

IIC CLK	IIC HELP		PC POWER KBD CHK
5	18		92 51				CN104
							PC LINK/
							KEY BOARD
		BUFFER		1		IIC DATA
		Q112
				2		XBUSY
					5
		BUFFER				IIC CLK
CLK	HELP	Q111
				6
IIC	IIC					EXT ON

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