Sony MDR-IF4000 service manual PD1 Board CH Front Section CH Rear Section

PRINTED WIRING BOARD – RECEIVER SECTION –			Suffix-12		: Uses unleaded solder.
1			3	4		5		6
		2
RX BOARD	(SIDE A)					RX BOARD	(SIDE B)

MDR-IF4000

7 8 9 10

A

L113

L109C102

C118

D102

D103

L106C124

C006

C130

C121

L104

R107

R110

D101

C010

L001

3

1

R001

C119

C123

4

5

IC102

L003

C011

L108

C125

R109

C014

C012

C007

R111

R108

C126

R002

12

1

32

17

C120

C113

33

16

C009 C005

+B SIG

+B	SIG
D407
	D408	PD2 BOARD
SIG		(R-CH REAR SECTION)
1-864-939- 11
	(11)

B

C

X101

C115

IC101

C116

C017

C016

IC001

C013

L111

13

R004

24

C001

48

C015

C008

C111

49

64

C110

L004

R003

C105

C109

L103

L105R103

L102

L101

L110

L002

C104

R102

C131

C107

C112

L107

Q101

C004

C101

C103

R104

C132

C108

C210

C211R101

L112

R112

1

16

R106

C208

C204

C310

IC201

C206

D104

C003

C002

BATT BOARD A (Page 13)

R307

2.5V GND +B

(NAT)

+B	SIG
D406	D405	+B

1-864-938- 11

(11)

	+B		SIG
D402		D401	+B

PD1 BOARD

(R-CH FRONT SECTION)

PD1 BOARD

(L-CH REAR SECTION)

		8	9
	R202	C202	C313
C203	R201

C207	L201	C117	C304	C305
	C306		C303

C502

(RED)

1-864-938- 11

(11)

D

C205

RV201

VOL

C201

C315

C320

C311

R308

C312
C317	4	1
L304	5	8
R306	L305	L306

C309

C314	C319	C308		1 4		IC301
R502				8 5		C509
IC302	D502	L301				R501
			R301
POWER C302R302		C301		L302	L303
					C307

		C501
1	5	IC501
3	4

SP001

-R +R

(NAT) (RED)

-L +L

(NAT) (GRN)

+B	SIG	PD2 BOARD
D403	D404
		(L-CH FRONT SECTION)
1-864-939- 11
	(11)

E

C316	Q302	Q301
		1-864-936-	12
			(12)

DRIVER

(R-CH)

SP002

DRIVER

(L-CH)

1-864-936- 12 (12)

• Semiconductor Location
Ref. No.	Location
D101	A-3
D102	A-3
D103	A-2
D104	C-3
D401	C-9
D402	C-9
D403	D-9
D404	D-9
D405	B-9
D406	B-9
D407	A-9
D408	A-9
D502	D-3
IC001	B-3
IC101	B-2
IC102	A-3
IC201	C-2
IC301	D-3
IC302	D-2
IC501	D-4
Q101	C-3
Q301	D-3
Q302	D-2

MDR-IF4000

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