Printed Wiring Board - Main Board (Side B) - Sony Walkman NWZ-A726 Service Manual

5-4.

PRINTED WIRING BOARD - MAIN Board (Side B) -

1 2
MAIN BOARD
(SIDE B)
A
B
C
D
JL004 JL003
JL002
JL001
E
JL005
R685
F
G
C611
R603
H
S601
RESET
I
• Semiconductor Location
Ref. No. Location Ref. No. Location Ref. No. Location
D201 B-12 IC504 H-11
IC508 G-16
IC301 C-15 IC509 H-15
IC302 C-14 IC602 H-9
IC503 G-11 IC751 E-13
NWZ-A726/A726B/A728/A728B/A729
• : Uses unleaded solder.
3 4 5 6
4 1
CN602
IC902
R929
3 C912
1 2 S G
Q901
R928
D
SHEET KEY
Note 1: When the MAIN board is replaced, format it according to the "NOTE OF MAIN
BOARD REPLACING" (refer to page 4) of the servicing notes.
IC752 G-13
IC901 H-8
IC902 H-4
Q901 H-5
7 8 9
C916 C913
C914
C921 C920 C905 C904
R912 R910
R909
R930 C919 20 11
C908
21 10
IC901
R602
41
B2 B1
A2 A1
C902
30 1 IC602
31
40
R922 C918
R906
R671
21 21
NWZ-A726/A726B/A728/A728B/A729
10 11 12 13
11
(CHASSIS)
10
A
J301
A
2
1
HP FLEXIBLE
C330
PRINT BOARD
C312
C315
C314
C633
25
C634
R774
R775
R776
R777
R778
R779
R780
R781
48
LITHIUM ION 25
STORAGE
BATTERY
3.7V 610mAh
1 2
IC503
1 2 A2 B2
IC504
A1 B1
CN901
6 4
R901
1 3
C512
48
(CHASSIS)
Note 2: CN602, IC301, IC302, IC503, IC508, IC509, IC602, IC751, IC752, IC901 and IC902 on the MAIN
board cannot exchange with single. When CN602, IC301, IC302, IC503, IC508, IC509, IC602, IC751,
IC752, IC901 and IC902 on the MAIN board are damaged, exchange the entire mounted board.
14 15 16
C310
TB901
C107 C207
C316
C328
+
P
(CHASSIS)
16 9 C308
IC301
17 8
6 4
IC302
7
C306
33
3 1
R304
24 1 C854
25 32
R315
C303
R857
R312 FB601 R630
C853
24
R769
IC751
C752
R753
R756
1
(NWZ-A728/A728B/A729)
24
R667
R511
R757
(NWZ-A729) (NWZ-A728/A728B)
IC752
R754
R759
R762
R510
R763
R758
IC509
R760
1
R755
R761
(NWZ-A729)
R767 11
(11)
1-875-443-