Sony MZ-300 Manual De Usuario
20
20
MZ-E300
5-4. PRINTED WIRING BOARDS – MAIN SECTION (2/2) –
z
Refer to page 24 for Notes.
S809
HOLD.
2
3
4
5
6
7
8
A
1
B
C
D
E
F
L904
S804
S805
VOL–
S806
PLAY
MODE
DISPLAY(2SEC)
S807
DIGITAL
MEGABASS
AVLS(2SEC)
L901
L902
L502
L905
L903
R901
R906
R936
R814
R947
R903
R946
R815
R816
R948
C913
C915
C953
C921
C917
R826
R516
R827
R603
R106
R104
R203
R812
R811
R519
R602
R204
R206
R202
R201
R101
R102
R103
R302
R303
R521
C527
C604
C605
C103
C603
C201
C530
C802
R824
C808
C807
C101
C204
C104
C351
C610
C617
C203
C558
C561
C556
C559
R912
R813
R949
R909
C557
C908
C909
C905
C904
C919
C911
C920
C202
C952
C102
C622
C621
C304
C301
C903
C902
C901
D902
D901
1
14
5
56
15
20
28
29
25
30
35
40
42
41
RB553
RB552
RB551
C524
Q501
C529
B
E
E
C
D201
B E
C
3
4
1
5
1
4
5
8
IC602
IC803
TP804
TP803 TP802
TP801
TP806
TP805
CN805
TP951
1
6
7
12
13
18
19
24
11
(11)
1-679-460-
VOL+
S801
x
1
5
10
16
S803
.
.
S802
>N
MAIN BOARD (SIDE A)
J301
i
LCD801
LIQUID CRYSTAL
DISPLAY
OFF
t
ON
D201
E-1
D901
B-7
D902
B-8
IC301
B-2
IC602
C-2
IC802
E-2
IC803
F-2
IC901
B-7
Q301
D-1
Q501
E-5
Ref. No.
Location
z
Semiconductor
Location