Printed Wiring Boards (Power Section) - Sony NW-E3 Service Manual

Ver 1.1 2000.07
4-5. PRINTED WIRING BOARDS – POWER SECTION –
1 2
J301
i
A
POWER BOARD (SIDE B)
FB201
TP310
B
TP102
L912
TP307
C
TP902
TP905
L915
TP907
TP909
TP904
D
E
[LCD UNIT]
S704 S703
VOLUME– VOLUME+
S702
F
MEGA BASS/AVLS
S800
HOLD.
LIQUID CRYSTAL DISPLAY
G
MODE SWITCH
FLEXIBLE BOARD
H
S705
PLAY MODE
S706
DISPLAY
1-678-091-
11
02
3 4
TP917
TP911
TP713
TP202
TP712
TP709
TP705
TP704
TP703
TP912
TP303
TP301
TP201
TP306
TP906
Q901
R911 C927
R909
L911
18
19
TP701
20
15
25
IC910
10
30
5
35
1
36
Q702
R905
1 5 10 12
CN705
R704
TP920
TP706
TP702
TP711
TP918
T901
D906
L917
DRY BATTERY
TP916
SIZE "AAA"
(IEC DESIGNATION LR03)
TP913
1PC, 1.5V
TP707
TP914
CN1
1 2 3
12
1-678-090-
(12)
– 23 –
5 6 7
POWER BOARD (SIDE B)
C102
R104 JC003
C308
C307
R103
C103
D101
C202
6 5 1
24
7
R204
IC302
C312
10 C203
R105
20
12
19
13 15
18
C309
C330
L350
IC301
CN704
1 2
8 5 1
5
10
R202
15
C201+
20
R102
25
16
C101+
12
29 30
9
C303 C305
C911
D904
C926
D903 C912 R931
C928
C925
D901 D902
L914
L913
C918
L916
C917
C929
C921 D961
Q701
G
C920
D
S
JC001
JC005
2
1
1
C951
IC960
R951 4
3
2
R709 3
D701
C961
C913
C934
C935
R706
R707
D962
3 2 1
Q902
D
G S
4 5
C932
C933
R914
C953
Q904
12
1-678-090-
(12)
8
Semiconductor
z
Location
Ref. No. Location
D101 D-7
D201 D-7
D301 C-2
D701 G-6
D901 E-5
D902 E-5
D903 D-5
D904 D-5
D906 G-3
D961 F-6
D962 G-5
IC301 C-5
IC302 B-6
IC910 E-3
IC950 G-5
IC960 F-5
IC970 F-6
MAIN BOARD
A
CN702
(Page 13)
Q301 B-5
Q701 F-5
Q702 F-5
Q901 D-3
Q902 G-6
Q904 H-6
Note:
• X : parts extracted from the component side.
• : Through hole.
z
• : Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
Caution:
Pattern face side: Parts on the pattern face side seen from the
(Side B) pattern face are indicated.
Parts face side: Parts on the parts face side seen from the
(Side A) parts face are indicated.
• Power board is four-layer printed board.
However, the patterns of layers 2 and 3 have not been
included in this diagrams.
– 24 –
NW-E3