Printed Wiring Board - Main Board (Side B) - Sony MZ-B10 Service Manual

MZ-B10
6-4. Printed Wiring Board – MAIN Board (Side B) –
1 2 3
MAIN BOARD
(SIDE B)
A
B
C
J601
DC IN 3V
D
E
F
D R Y B A T T E R Y
S I Z E " A A "
( I E C D E S I G N A T I O N L R 6 )
2 P c s . 1 . 5 V
G
1
V
N
H
M602
(SLED)
W
U
M603
OVER WRITE
M
HEAD UP/DOWN
U
M601
I
(SPINDLE)
W
V
N
10
:Uses unleaded solder.
4 5 6 7
OVER WRITE HEAD
(GND)
(VREC)
IC601
*
IC501
CSP(Chip Size Package)
IC802
*
IC801
CSP(Chip Size Package)
SL802
(OPEN/CLOSE)
8 9 10
SWITCH
&
LCD MODULE
20 1
(REGO1)
(VCO1)
(REGO3)
48
49
IC901
R925
64
1
IC701
1
10
IC301
+
-
SP902 S901
(B) (A)
+ -
38 38
11 12 13
HP-DET
RGND
(VCOUT) KEY-R
DTCK
33
32 RVDD
1
17
16
TP1322
+
MIC901
FLAT MIC
-
TP1323
J301
MIC
(PLUG IN POWER)
(
)
2
S804
(PROTECT)
11
(11)
S805
1 - 6 8 7 - 7 5 3 -
ON OFF
HOLD
J303
REMOTE
• Semiconductor
Location
Ref. No. Location
D301 D-12
D304 E-12
D305 G-12
D306 F-12
D307 C-12
D308 C-12
D309 G-12
D310 F-12
D603 B-3
D605 C-6
D608 B-2
D609 B-3
D802 B-11
D851 B-11
D852 B-11
D901 D-11
D902 C-10
D903 D-10
IC301 F-10
IC302 H-11
IC501 E-6
IC601 B-6
IC701 E-8
IC801 G-6
IC802 E-5
IC901 D-10
Q304 E-11
Q306 H-11
Q307 H-10
Q308 I-10
Q313 D-11
Q314 E-12
Q315 E-12
Q602 B-4
Q603 B-7
Q801 C-8
Q851 C-10
Q853 B-10
Q854 B-11
Q901 B-12
Q902 C-11