Samsung SGH-B520 PCB Diagram
8. PCB Diagrams
8-1. Main Top
G502
G506
G509
A
N
T
1
0
2
I
F
C
5
0
0
C633
C636
C635
C634
L301
C
3
0
4
L300
C
3
1
9
C313
R331
C340
C306
VR400 VR401
L403 L404
G508
C310
C
3
2
1
C
1
3
0
R
1
0
6
TH300
C
3
4
U300
C341
C503
R502
6
VR501
R533
ZD514
R501
C
5
L504
0
1
L503
7
L502
L501
Z
D
5
1
3
L
5
0
0
C
6
3
2
2
R327
C343
R504
R
5
0
C
0
D
5
Z
9
5
0
0
R
5
0
3
R534
C
C
C
5
4
4
0
2
2
2
3
8
0
D
Z
5
ZD503
U
3
R325
R329
0
1
Q
3
0
0
U
R500
C
4
4
0
3
R
2
3
5
3
0
R421 R422
C504
R428
TA500
BTC500
ZD510
L511
R530
□
C344
C
C
4
4
1
1
7
3
C
4
2
C416
1
R408
C
4
2
0
R407
C401
R436
C430
R
5
C418C419
2
9
L408L409
R431
0
R432
0
4
R411
U
R412
C
C
C
C
C
4
4
4
4
4
0
0
0
1
0
5
6
8
0
0
C
C
4
4
C
C
3
3
3
3
2
3
4
4
8
7
R
C
4
4
1
3
6
1
1
R438
0
4
U
R437
L405L406
C438
L407
ZD512
L508
L510
A
R
E
5
0
1
L517
ZD509
Z
D
R
L
L
5
5
5
5
1
2
6
2
L
R507 R508
4
1
0
R
R
4
4
2
2
0
9
C508
1
0
1
9
R
8
5
0
2
5
8
D
Z
G503
TAC_UP
S
D
5
0
0
SIM600
TAC_DOWN
R
4
3
4
R
4
3
3
R
4
3
5
C
2
0
0
0
2
N
O
C
J
R
S
L604
C
3
2
9
C
3
3
0
O
U100
R
4
4
R409R410
0
0
1
3
C
C
C
4
4
4
0
1
7
2
0
C402
C
3
2
4
C
C
1
1
2
3
8
2
0
0
4
C
I
M
9
C
R
C
C
4
4
4
4
0
0
1
1
3
6
1
4
C318
0
0
3
P
C
U
C
C
3
3
C315
C345C346
0
1
0
6
C
3
1
C301
4
C
R
1
1
R107
2
1
5
0
R121
C
L
K
_
R
E
Q
_
B
T
C133
R105
B
T
X
T
_
D
B
T
_
R
X
D
R240
C509
C
C
C
3
3
3
2
2
2
5
6
2
C
C
3
3
2
2
7
8
C332
C331
C311
R306
R303
C308
C305
C307
C320
C323
C309
0
0
3
C
C
1
2
7
L
1
1
0
0
1
7
F
C
C126
1
3
1
L108
0
C
C
C
R
2
2
2
2
0
0
0
6
1
3
4
2
R
C
2
2
6
0
8
R413
R
4
0
2
C
4
2
4
C317
C302
C303
C
1
1
2
OSC100
2
C425
R
C
C
C210
4
4
4
1
2
2
7
7
2
R236
C
C
R
4
4
4
R266
2
2
1
6
9
4
R238
VR200
R251
R267
R
1
1
5
R
C
C
C
R
1
1
1
1
1
0
0
0
0
0
0
5
3
4
2
C
1
0
0
R
R
1
1
0
1
C101
C640 C641
R
2
C
2
F
1
0
T
2
1
0
0
C118 C119
L
6
0
3
E
2
0
0
U
M
U
C
D
2
0
0
R244
C
1
0
9
C110
R116
L109L110
C123
C
1
C124
0
6
R104
C121
C122
C120
L
1
C116
0
6
C115
L
1
0
C113
5
ANT100ANT101
V
C
G505
R
6
6
4
0
2
3
V
R
R
R
2
2
6
2
2
0
8
9
2
R264
R263
C218
C217
R
2
4
8
VR605
R231
R
2
R230
4
7
R232
C
2
0
R223
5
R227
R
R
2
2
4
5
3
0
U201
C206 C207C208
R218
G500G501
C643
VR604
VR606
R226
R225
R224
C
C
2
2
1
1
2
6
R
R
2
2
5
5
2
3
R
R
2
2
5
5
4
5
C215
G507
C
6
3
8
L
P
A
M
1
0
0
C117
0
0
1
C114
F
6
0
1
C
1
1
1
R
R
1
1
1
2
9
0
C
L
1
1
0
0
4
7
L103
RFS100
C
L602
L102
1
0
8
L101
G510
8-1
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This Document can not be used without Samsung's authorization
PCB Diagrams
8-2. Main Bottom
ZD602ZD603
U
2
0
0
ZD601
ZD604
ZD600
ZD605
C
C
F
ZD606
C605
2
2
2
0
1
1
0
1
4
ZD607
C604
ZD608
C610
R239
ZD609
C600
ZD610
C602
C619
L
HOT1 HOT2
E
D
6
0
2
R616
C
C
6
6
0
1
1
1
0
0
6
C
Z
D
ZD611
6
1
2
CANCEL
1
L
E
D
6
0
0
4
R620
2
C607
C631
R603
C608
D
H
C613
R614
C
6
3
C
6
0
6
7
C
6
1
7
L
E
D
6
0
1
R615
VR600
3
L
E
D
6
0
3
R617
6
5
7
L
E
D
6
0
4
S
T
A
R
R618
8
L
E
D
6
0
5
R619
9
SHARP
0
8-2
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
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