Printed Wiring Boards (Pha-1A) - Sony PHA-1A Service Manual

Portable headphone amplifier
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3-2.

PRINTED WIRING BOARDS (PHA-1A)

1
2
MAIN BOARD
A
FB002
FB003
C16
C10
C204
B
JL121
CL111
C8
CL112
C
C4
JL102
C301
D
JC114
C560
IC500
5
1
R511
C504
R512
6
10
E
A
K
C502
JL105
D513
D512
L500
K
R555
R582
JL106
C559
A
R557
C553
C558
R556
5
C556
6
L551
C554
R553
C555
10
1
IC501
R551
R552
F
C552
S
Q503
D
R554
C551
G
17
16
IC602
R619
C629
G
32
1
C610
R609
C611
C625
C630
C632
H
FB021
CL205
1
5
I
CN601
INPUT
(FOR PC/WALKMAN/Xperia)
PHA-1A/1AEU
: Uses unleaded solder.
3
4
5
(COMPONENT SIDE)
CL301
FB001
CL302
WR2
CL303
3
1
HP JACK
BOARD
CN002
C26
R215
C9
C050
5
4
R115
C15
WR1
R141
8
1
C104
VOLUME
BOARD
C11
C052
R112
R111
R118
CN001
1
8
JC105
R316
C14
C561
JL032
JL113
C569
R558
C206
C106
JL114
C1
L504
C564
IC509
R567
3
1
IC507
3
1
4
6
C311
C308
C304
4
6
R562
C310
C309
JL031
C525
C565
C526
R561
C305
G
S
R572
Q510
C527
C566
D
D
R303
R575
R573
JL107
Q513
R576
R305
G
S
C576
CL113
JL111
C575
C529
IC508
S
3
2
R306
D
Q512
G
C577
R579
R574
4
JC109
R578
1
S G
C572
C530
C574
R571
R510
C571
R569
R570
D
Q511
IC511
R580
C514
1
4
IC510
3 4
3
C573
2
6
1
R505
C500
R568
S
S
G
D
R581
G
Q501
F701
Q502
R731
JL003
D
JL122
R732
R721
JL108
C710
CL006
C711
JL011
S
CL005
D
Q723
C501
G
JL012
R787
D
Q722
JL002
1
3
C719
CN702
R790
G
S
IC403
JL603
CL007
C418
1
8
C228
C621
JL001
4
5
R420 R421
CL402
C414
R454
R424
JL601
24
13
R419
C402
25
12
R450
C417
JL602
IC401
X401
C416
R451
R452
C421
C412
36
1
C411
3
2
CL404
R461
4
1
37
48
IC402
CL403
C409
CL401
R413
R409
S
G
C410
Q713
S
D
S
Q712
S
Q711
R406
R456
D
G
C404
D
Q401
D
G
R407
G
JL008
Q710
S
C724
R766
K
R761
C403
D
S
G
D602
FB0020
D
Q595
G
A
K
A
D719
C626
R652
5
1
CN701
DC IN 5V
11
(11)
1-894-559-
6
7
MAIN BOARD
(CONDUCTOR SIDE)
R321
Q002
R117
1
6
3
4
C207
R319
C27
R318
1
R114
R119
R116
R113
IC002
4
1
C20
IC101
5
8
10
10
6
R524
C35
11
5
R523
C19
4
1
IC503
R107
R525
R219
15
1
C542
5
8
IC201
R106
1
16
20
IC001
C517
C17
R105
R103
C568
3
1
IC505
4
C101
C518
4
5
D
C102
R101
R102
Q509
R104
JC106
D
G
S
15
R564
Q508
C362
R566
G
S
R563
K
K
IC301
C303
D514
R751
D515
R771
R302
S
A
A
D
R769
G
R304
Q717
R774
Q703
R307
S
28
D
G
R752
R725
R793
S
C712
D
R733
G
R772
Q702
R792
R775
G
D
R724
S
16
13
R727
S
Q716
D
G
1
12
C716
Q718
IC701
R753
4
9
R786
5
8
D722
R778
R730
C713
D
A
K
D
K
A
R729
Q719
G
S
D723
G
S
G
D
R782
R785
S
R781
Q720
C521
R715
BAT1
R714
4
1
LITHIUM ION
IC506
C714
5
16
SECONDARY
C722
C707
BATTERY
IC702
R791
C706
R788
8
13
C524
9
12
C721
C720
R718
R719
C523
IC506
3
2
A1 A2 A4
A3
R760
IC704
B1 B2 B3
B4
4
1
C1C2C3
C4
R717
R716
IC705
D1D2D3D4
C703
R422
C624
IC704
C3 C2 C1
B3 B2 B1
Q402
A3 A2 A1
S
D
G
R432
R428
C408
C628
R457
C407
A
Q403
S
D603
D
G
K
R654
S592
(SERIAL No. WRITE)
C021
R5
S001
R4
GAIN
S001
HIGH
NORMAL
-1
-2
11
11
8
9
10
D701
POWER/CHG
D701
R320
Q001
R217
1
6
C208
3
4
C13
R214
K
K
A
20
R241
R216
C7
C5
R213
JC103
R211
R212
R218
C567
11
5
1
6
20
IC502
C3
10
16
R207
11
15
8
R206
CL109
CL110
C570
R205
R203
C541
R521
5
R201
C202
R502
C516
C2
C201
R202
1
4
IC504
R204
2
3
C515
14
JC104
C217
IC512
C300
3
2
C580
1
C313
4
C581
R311
R310
1
R309
R308
JC113
JC111
JC101
C522
L503
R613
C623
51
50
R614
R455
R615
R616
R617
C622
75
26
IC601
76
25
C631
S
D
Q404
CL208
D
G
Q405
R459
G
S
100
1
R458
R651
C608
R655
C609
X601
4
1
C627
CN602
INPUT
(FOR iPhone/iPad/iPod)
11
S591
1-894-559-
(11)
WALKMAN/Xperia
DETECT
PHA-1A/1AEU
Note: The following parts on the MAIN board cannot replace
with single. When these parts are damaged, replace the
complete mounted board.
IC001, IC002, IC003, IC101, IC201, IC301, IC401,
IC403, IC500, IC501, IC502, IC503, IC505, IC506,
IC507, IC601, IC602, IC701, IC702, Q001, Q002

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