NWZ-A726/A726B/A728/A728B/A729
NWZ-A726/A726B/A728/A728B/A729
21
21
5-4. PRINTED WIRING BOARD - MAIN Board (Side B) -
•
: Uses unleaded solder.
R602
R603
4
S
G
D
CN602
JL001
JL002
JL003
JL004
JL005
C611
S601
R685
Q901
IC602
L901
L902
R906
R909
R912
R918
R919
R920
R922
R923
R926
R927
R928
R929
+
P
R930
R931
C902
C903
C904
C905
C912
C913
C914
C916
C917
C918
C919
C920
C921
C922
C924
32
9
25
24
1
17
8
16
33
5
3
1
IC901
IC902
FB609
R604
R605
IC751
IC752
C207
R630
FB851
FB852
TB851
R851
R853
R855
R857
R858
R859
R667
R862
C633
C634
R671
D201
C853
C854
TB301
R105
R302
R304
R305
R503
R310
R504
R505
R312
R314
R315
TB901
R510
CN301
R511
R901
R904
R907
R520
R908
R521
R522
R910
R91
1
R913
C107
R914
R916
C301
C302
C303
CN901
C306
C308
C310
C31
1
C312
C313
C314
C315
C316
C51
1
C512
C516
C517
C518
C326
C327
C328
C329
C908
C909
R751
R753
C330
R754
R755
R756
R757
C910
R758
R759
R760
R761
R762
R763
R764
R765 R767
R769
R774
R775
R776
R777
R778
R779
R780
R781
C752
C753
C754
C755
IC301
IC302
IC503
IC504
IC508
IC509
R205
FB601
24
25
1
48
24
25
1
48
1
B2
B1
A2
A1
3
1
4
6
7
B2
B1
A2
A1
1
3
4
6
1
2
1
2
4
A1
A2
B1
C1
C2
B2
3
2
1
11
1
2
10
A
A
41
30
1
40
31
21
10
11
20
MAIN BOARD
(SIDE B)
1-875-443-
11
(11)
A
B
C
D
E
F
G
H
I
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
RESET
SHEET KEY
LITHIUM ION
STORAGE
BATTERY
3.7V 610mAh
(CHASSIS)
(CHASSIS)
HP FLEXIBLE
PRINT BOARD
(NWZ-A729)
(NWZ-A729)
(NWZ-A728/A728B)
(NWZ-A728/A728B/A729)
(CHASSIS)
J301
J
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.
Ref. No. Location
• Semiconductor Location
Ref. No. Location Ref. No. Location
D201
B-12
IC301
C-15
IC302
C-14
IC503
G-11
IC504
H-11
IC508
G-16
IC509
H-15
IC602
H-9
IC751
E-13
IC752
G-13
IC901
H-8
IC902
H-4
Q901
H-5
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.