Printed Wiring Board - Receiver Section - Sony MDR-IF4000 Service Manual

MDR-IF4000
3-3. PRINTED WIRING BOARD – RECEIVER SECTION –
1 2
RX BOARD ( SIDE A )
A
32 17
33
16
B
1
48
49
64
1 16
C
8 9
4 1
5 8
RV201
D
VOL
E
E
MDR-IF4000
: Uses unleaded solder.
3 4
3 1
4 5
12 1
13 24
BATT BOARD
( Page 13 )
E
1 5
3 4
POWER
E
1-864-936- 11
(11)
5 6
RX BOARD ( SIDE B )
SIG
+B
( GRN )
A
( NAT )
( RED )
-R +R
-L
( NAT ) ( RED )
( NAT )
SP001
DRIVER
(R-CH)
SP002
DRIVER
(L-CH)
12 12
8
7
+B
SIG
1-864-939-
+B
1-864-938-
+B
1-864-938-
+B
1-864-939-
+L
( GRN )
1-864-936- 11
(11)
9 10
SIG
PD2 BOARD
( R-CH REAR SECTION )
11
(11)
SIG
PD1 BOARD
+B
( R-CH FRONT SECTION )
11
(11)
SIG
PD1 BOARD
+B
( L-CH REAR SECTION )
11
(11)
SIG
PD2 BOARD
( L-CH FRONT SECTION )
11
(11)
• 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