Sony HBD-E370/E470/ E570/E870/T57 service manual Audio Board, IC702 PCM1808PWR

HBD-E370/E470/E570/E870/T57

– AUDIO Board –
IC11, 12 MC14052BDTR2
2Y0	1	16	VCC
2Y2	2	15	1Y2
2-COM	3	14	1Y1
2Y3	4	13	1-COM
2Y1	5	12	1Y0
INH	6	11	1Y3
GND	7	10	A
GND	8	9	B

– MAIN Board –
IC503 S-80935CNMC-G85T2G
IC506, 507 S-80929CNMC-G8ZT2G
OUT	1
VDD	2	5	CD
	–	DELAY
	+	CIRCUIT
	VREF	4	NC
VSS	3

IC14 TK11190CSCL-G
	VIN	VOUT
	5	4
		OVER HEAT &
		OVER CURRENT
		PROTECTION
	CONTROL	–
	CIRCUIT
		+
	BANDGAP
	REFERENCE
1	2	3
VCONT	GND	NP

IC505, 508 TK11150CSCL-G
	VIN	VOUT
	5	4
		OVER HEAT &
		OVER CURRENT
		PROTECTION
	CONTROL	–
	CIRCUIT
		+
	BANDGAP
	REFERENCE
1	2	3
VCONT	GND	NP

IC702 PCM1808PWR
				ANTIALIAS	14	VINR
				LOW-PASS FILTER
				ANTIALIAS	13	VINL
				LOW-PASS FILTER
		DELTA-SIGMA
		MODULATOR	υ1/64	SERIAL	12	FMT
			DECIMATION		11	MD1
				INTERFACE
VREF	1	REFERENCE	FILTER		10	MD0
				&
			WITH
				MODE/FORMAT	9	DOUT
			HIGH-PASS
		DELTA-SIGMA		CONTROL	8	BCK
			FILTER
		MODULATOR
AGND	2
VCC	3	POWER
VDD	4	SUPPLY
DGND	5		CLOCK & TIMING CONTROL
SCKI	6
LRCK	7

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