Page 1
Level
8.
Block Diagram
8-1.
Repair
3
8-1
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Page 2
Level3Repair
0
1
PCB Diagrams
8-2.
8-2-1.
Top
(2010.12.17 Rev0.3)
BH300
6
T
0
C
A
T
V
6
0
1
C
C
R
C
L200
L206
2
2
2
2
0
0
0
0
0
8
1
3
C218
C207
C206
L207
6
0
BH302
V
6
0
2
T
C
A
T
C443
C
L400
4
4
6
C
O
4
3
C
3
S
4
1
C
0
C
4
4
3
C
0
4
4
0
1
1
C
C
C
C
4
4
4
4
1
1
1
2
2
3
4
2
C
C
C
C
4
4
4
4
5
4
2
2
4
4
4
3
C
2
0
5
1
0
0
2
0
U
2
C
U
2
1
0
L
2
0
2
C216
C
2
1
2
C442
L
4
C
0
4
0
1
4
C
4
C
2
4
5
0
2
C
C
4
4
3
1
8
5
C
D
4
0
0
2
P
T
0
2
C
2
0
9
R
4
0
2
C
4
3
7
C
4
C
0
4
3
3
1
U
4
0
1
C
4
C
2
4
7
0
1
C
4
4
5
C
L
L
2
L201
2
2
0
T
0
0
1
P
4
5
2
0
4
C240
C
C
C
C
2
2
2
2
2
1
1
1
1
0
0
9
5
4
2
P
T
T
P
2
0
3
C
4
3
R415
6
R414
U400
4
0
0
D
C439
R423
3
2
1
U402
R413
R412
Q
4
R400
0
0
C405
C440
C
R
4
4
L
2
0
9
9
4
C
0
4
R
4
R
3
4
1
4
0
0
8
4
C428
R403
L402
C420
C418 C419
C400
C417
R407
C416
R406
C435
R
C409
R
R
4
4
4
2
C430
1
1
1
9
8
C408
C432
R
R
C407
L404
4
4
1
1
C447
6
7
C406
L405
V
L
L
6
6
6
0
0
0
1
2
0
C449
C
D
4
4
0
4
1
C
8
4
5
0
TP212
T
P
C421
R405
R410
U101
1
0
5
C
I
M
L
5
C
V506 V507
1
1
5
0
C526
C519
3
V504
R333
L505
L507
UART_TXD
5
0
0
V505
C
C
2
2
0
0
2
4
C
C
C217
2
2
3
3
0
2
C221
C
C
2
2
C222
2
2
4
3
C211
R202
0
C
2
0
3
3
2
C
S
O
C236
C
3
1
2
5
3
P
0
T
4
0
3
P
T
0
C
2
3
3
P
T
T
1
P
1
3
0
1
C457
R420
C
C
1
1
1
1
1
2
C
1
C114
1
5
R102
C113
C
4
0
5
0
8
1
U
C103
R101
U
5
0
0
Q
C
R
C
5
5
5
0
0
0
0
0
1
R506
L210
C237
C239
C231
F200
C234
U202
C226
C229
R
C614
3
4
0
1
0
6
U
T
P
0
3
1
0
3
C615
0
P
T
T
T
C
P
P
3
0
T
9
P
3
3
3
1
TP315
0
2
3
1
T
P
5
2
3
3
0
T
8
P
0
3
P
1
T
1
1
3
9
P
T
U
M
E
3
0
0
7
C
R
1
3
TP306
TP313
3
3
P
T
T
1
0
P
6
6
6
1
3
3
0
TP314
7
P
T
3
P
1
T
8
C
1
C129
3
7
C132
C133
C
1
C
C
L119
5
1
1
7
6
6
3
4
C162
F103
C
C
1
1
1
1
7
8
C
1
1
PAM100
9
R
R
1
1
0
0
5
4
L
5
R
C
L500
0
5
5
R510
0
0
9
9
8
TP_JIG_ID
C
2
3
5
C
2
2
7
C
2
2
8
C
2
3
8
8
R
3
2
3
R
3
0
4
N
_
T
U
O
S
E
R
U102
R
1
0
6
L503
L504
Z
D
5
C514
V503
0
C
2
5
C515
L506
1
6
L508
C517
R511
R515
R
1
R513
5
0
1
2
5
R514
U
R
5
0
3
C
U600
6
0
7
L600
C602
C606
R604
R603
C603
C605
C604
T
P
_
W
L
A
N
_
R
S
2
0
P
T
C
3
1
0
C
1
5
1
T
3
2
4
T
P
R
R
R
R
R
R
R
3
3
3
3
3
3
3
2
2
2
0
0
0
1
7
4
2
2
5
9
0
C
C
C
R
C
3
0
2
C
3
3
4
C
1
9
0
R
R
3
3
3
3
3
3
0
2
0
0
0
1
5
7
9
8
7
1
0
0
3
P
C
U
C
R
C
R
C
C
3
3
3
3
3
3
C326
0
3
2
3
0
1
2
8
R
1
3
3
4
5
1
8
C337
C
C
3
3
2
3
R339
3
2
U301
R337
I
_
B
S
D
U
C
C
1
C144
1
4
4
6
7
0
0
C
1
C
3
1
1
3
6
C128
L109
C
C
L
1
1
1
2
5
9
C
5
9
1
1
7
4
1
0
1
C
L
L
1
1
L
1
2
4
1
F
1
1
5
7
8
2
U
D
C
1
L110
3
L
5
C143
1
1
2
F
C141
1
0
2
L
C140
1
L
1
1
1
0
4
C134
L
L
L108
1
1
0
0
7
6
F
1
L105
0
L
0
1
C122
0
3
C121
C
1
2
7
R114
6
0
1
C
D
H
0
6
2
F
6
1
0
0
F
R
R
R
R
R
R
R
R
3
3
5
3
3
3
3
3
2
2
0
1
5
1
C
C
R
3
3
3
1
0
2
6
3
6
R
C
R
5
3
5
0
2
0
7
5
2
C
C
3
3
2
2
2
1
C142
1
F
U
D
C145
L121
R116
C177
L120
C
R
R
1
1
1
6
1
1
7
3
5
L510
0
3
1
2
1
0
1
8
9
0
C
R
3
3
R338
R525
1
0
4
3
C338
R328
R329
R330
C304
R315
R313R314
C
C
C
3
3
3
3
0
3
6
0
1
3
0
0
U
C
3
2
9
C
C
3
3
C328
3
1
5
7
T
H
3
0
0
C303
C319
C
5
0
C320
2
R508
R
C
5
5
C
C
1
2
L502
5
5
7
5
0
0
5
6
L501
U
5
C
C
0
L513
5
5
2
2
2
3
4
L512
L
1
1
3
F104
C182
L122
C
1
C185
C188
C
C
8
1
3
1
7
7
8
6
C186
4
0
1
U
C
C
C
C
1
1
1
1
C148 C149
6
5
6
6
8
3
0
1
R504
R505
C
2
2
5
TP209TP210
3
T
P
2
2
R
3
1
2
C
3
0
7
R
1
2
4
BH305
TACT602
V
6
0
3
8
0
6
F
7
0
6
F
C612
6
0
6
C613
6
0
F
5
0
3
U
R
C
5
5
2
6
2
8
R
6
0
2
C
R
3
3
3
3
0
4
R331
R
C
R
3
3
3
1
3
1
7
3
6
C180
C172
C
1
7
1
F
C611
5
0
6
F
4
0
6
F
Z
D
5
3
0
0
6
4
F
R530
C
5
2
7
BH301
C619
2
0
6
U
C618
C617
C
C
C
C
L
1
1
1
1
1
0
0
0
0
0
0
0
4
1
2
R
1
O
0
0
S
C
1
0
0
C
C
C
1
1
1
TP_SBDT
1
0
0
6
8
7
C173
C165
C
R
1
1
9
3
4
5
R
1
3
4
C170
R112
BH303BH304
O
K
8-2
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Page 3
Level3Repair
8-2-1.
Bottom
5
0
0
I
C
F
C
C
C
C
R
C
4
4
4
4
4
4
5
5
5
5
2
5
6
5
3
1
2
2
1
0
C
5
5
1
8
H
D
C
5
0
0
L
2
1
1
L
2
0
9
L
2
1
2
2
T
0
1
N
A
0
0
6
C
D
H
TRST_N_MSM
RTCK_MSM
VREG_MSMP
C
D
Z
H
D
5
0
3
JTAG_RESET_N
TCK_MSMTDI_MSM TDO_MSMTMS_MSM
GND
SIM400
M
O
T
O
R
5
0
0
R117R119R121R122
C
5
2
C521
2
L
L
2
2
0
0
8
3
D501
ANT200
C213
ANT501
ANT500
B
A
T
4
0
0
V500V501
C509C510
RFS100
4
0
0
C
C
L
1
1
1
0
0
1
1
9
0
C105C106
L102
A
A
N
T
1
0
1
A
R
1
N
N
0
3
T
T
1
1
0
0
0
2
C504
C
T
B
ZD500
C507
ZD501
M
I
C
5
0
0
8-3
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Page 4
Level3Repair
LOGIC
8-3.
8-3-1.
Power On
Power switch on
NG
Check the current
consumption
>= 100
mA?
Yes
Check the battery
voltage
>= 3.45?
Yes
Check the TP_PS_
HOLD pin PS_HOL
D=2.6
V?
Yes
Check the clock at
OSC400
=32
KHz
NO
Download
NO
NO
Change the battery
Check the PMIC
relatedtoPS_HOLD
?
NO
Resolder OSC400
Yes
L400(VREG_MSMC1)=1.2V?
L401(VREG_MSMC2)=1.2V?
L402(VREG_MSME)=1.8V?
C436(VREG_MSMP)=2.6V?
C334(VREG_MSMA)=2.6V?
Yes
Check the clock
C108
=19.2
Mhz
?
Yes
Check the initial operation
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NO
Check the U401
NO
Check the clock generation circuit
8-4
Page 5
V_BAT
AMUX_OUT
SPK_L
SPK_R
EAR_L
EAR_R
Level3Repair
1
3
1
1
2
7
1
1
F
E
E
B
G
G
C
A
B
N
A
B
D
I
D
S
S
T
T
D
O
D
T
T
U
U
V
C
V
A
A
B
B
P
V
B
B
V
IN1
IN2
IN3
IN4
IN5
IN6
IN7
IN8
IN9
INA1
INA2
INB1
INB2
NC
NC
BUCK1
BUCK2
CHGINA
CHGINB
ENO4
ENO5
ENO7
ENO13
FB3
FB4
FB13
C1N
C1P
CLK32K
NC
I2CCLK
I2CDATA
MUXIN1
MUXIN2
MUXIN3
MUXIN4
AMUXOUT
LX1
LX2
LX3
LX4
SET1
SET2
TEST3
TEST4
REFBP
REFOUT
V
J5
OUT1
J6
OUT2
K9
OUT3
K10
OUT4
J11
OUT5
H10
OUT6
B5
OUT7
B4
OUT8
B3
OUT9
A5
OUT10
A3
OUT11
H1
NC
B6
OUT13
K8
OUT14
J8
OUT15
G10
OUT16
H11
OUT17
E11
OUT18
F11
OUT19
B11
L404
OUTN
D11
L405
OUTP
B10
RXINN
D10
RXINP
F2
TCXOIN
R402
F3
TCXOOUT
K7
XIN
K6
XOUT
U401
D
D
D
N
N
N
G
G
P
G
A
0
8
9
1
H
C
C
A8
R406
HPL
A7
R407
HPR
H5
NC
H6
NC
G4
NC
E3
VL
G6
NC
B8
BIAS
F4
NC
H4
DETBAT
G8
ENBUCK4
F6
HFPWR
H3
PWRHOLD
E8
PWRON
G2
SAFEUSB
E7
_IRQ
F8
_ONO
H7
_RESET
A1
NC
C437 C438
A11
NC
K1
NC
K11
NC
1
NC
2
NC
1
3
2
D
D
D
N
N
N
S
G
S
G
G
P
V
P
P
9
2
3
2
J
J
B
B
C447
AMP_NOUT
AMP_POUT
CLK19.2M_TCXO
BUFF_TCXO
EARSPK_L
EARSPK_R
C432
VF
JIG_ON
PM_INT_N
ONKEY_DET
PON_RESET_N
C433
OSC400
C434
D400
3
R412
R413
VUSB_OVP_5V
C446
K4
K5
B1
A6
J10
K2
J9
G11
A4
C406
C408
TCXO_EN
VDD_WLAN_EN
C430
SLEEP_CLK
PWR_SCL
PWR_SDA
REF_OUT
C444
LX3
LX4
TCXO_EN
C435
D8
D7
C407
C8
C7
C409
E10
F10
J4
H2
D1
D2
D9
E9
F9
F5
C3
C2
C6
A9
A10
J7
G5
F7
G7
E5
E4
C5
C4
D5
K3
J1
A2
C1
D3
D4
D6
E6
G9
H9
C445
C104
OSC100
1
VCONT
2
PMIC
C101
4
VCC
G
3
OUT
C107
C108
C116
USB_TCXO
CLK19.2M_TCXO
RTR6285_TCXO
C102C100
< TCXO >
8-5
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Page 6
Level3Repair
7
8
6
C443
C442
L
4
0
1
0
T
1
P
0
0
4
D
R423
R413
R412
R400
R
C405
4
0
2
C440
C
4
3
C
C
4
0
4
7
4
C
0
4
3
3
1
C
4
L
2
4
9
R
0
4
3
0
4
R403
U402
C439
1
2
3
P
T
C
3
5
1
0
4
0
3
P
T
2
3
P
T
Q
4
0
0
R
4
0
C
9
4
R
4
4
0
1
8
C428
3
3
P
C615
0
T
0
T
T
C
3
1
5
P
9
0
3
P
T
P
3
3
0
3
1
1
3
P
TP315
1
2
T
2
0
P
8
0
3
P
T
3
T
3
P
1
T
9
U
M
E
3
0
0
C
L400
4
4
6
C
4
1
0
C
4
1
1
C
1
0
4
O
S
C
4
0
0
L
1
0
0
C
4
33
C
4
3
4
C
1
0
2
U
4
0
1
C
1
0
1
C
1
0
0
L402
C420
C400
R407
R406
C409
C41 8 C419
C421
C417
R405
C416
C435
R410
R
4
2
1
C457
R420
0
2
C
3
TP306
P
3
T
T
T
1
P
1
P
3
3
0
0
1
7
C
R
3
3
1
0
6
6
TP313
TP314
7
1
3
P
6
T
1
3
P
T
8
1
3
P
T
R
1
O
0
0
S
C
1
TP_SBDT
0
0
C
1
1
C
1
0
SAMSUNG Proprietary-Contents may change without notice
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C
1
0
8-6
Page 7
Level3Repair
8-3-2.
LCD Working
Power Switch On
LCD Display
On?
Yes
NO
LCD FPCB
connector is co
rrectly connecti
ned?
Yes
F603, F604,
F605, F606,
F607, F608,
Correctly moun
ted?
correctly connect
NO
F603, F604, F605,
F606, F607, F608,
Resolder
NO
Yes
LCD
Replace
Yes
C527
LED_P_24V=24V?
NO
Replace U503&Check
neighboring circuits
8-7
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Page 8
Level3Repair
LCD_MCLK
LCD_EN
LCD_HSYNC
LCD_R(5)
LCD_R(4)
LCD_R(3)
LCD_R(2)
LCD_R(1)
LCD_R(0)
LCD_G(5)
LCD_G(4)
F603
10
019
10
OUT1
OUT2
OUT3
OUT4
GND
OUT1
OUT2
OUT3
OUT4
GND
OUT1
OUT2
OUT3
OUT4
GND
5
LCD_MCLK_F
6
LCD_EN_F
7
LCD_HSYNC_F
8
9
5
LCD_F(17)
6
LCD_F(16)
7
LCD_F(15)
8
LCD_F(14)
5
LCD_F(13)
6
LCD_F(12)
7
LCD_F(11)
8
LCD_F(10)
9
LCD_VSYNC
LCD_B(0)
LCD_B(1)
LCD_B(2)
LCD_B(3)
LCD_B(4)
LCD_B(5)
LCD_G(0)
LCD_G(1)
LCD_G(2)
LCD_G(3)
1
IN1
2
IN2
3
IN3
4
IN4
GND
F605
1
IN1
2
IN2
3
IN3
4
IN4
GND
F607
1
IN1
2
IN2
3
IN3
4
IN4
GND
F604
10
DNGDNG
10
OUT1
OUT2
OUT3
OUT4
GND
GND
9
OUT1
OUT2
OUT3
OUT4
OUT1
OUT2
OUT3
OUT4
5
LCD_VSYNC_F
6
LCD_F(0)
7
LCD_F(1)
8
9
5
LCD_F(2)
6
LCD_F(3)
7
LCD_F(4)
8
LCD_F(5)
9
5
LCD_F(6)
6
LCD_F(7)
7
LCD_F(8)
8
LCD_F(9)
1
IN1
2
IN2
3
IN3
4
IN4
GND
F606
1
IN1
2
IN2
3
IN3
4
IN4
F608
1
IN1
2
IN2
3
IN3
4
IN4
GND
10
LCD EMI_FILTER
LED_P_24V
LED_N
V_BAT
L510
U503
1
LX
2
GND
3
FB
VIN
VOUT
CTRL
6
5
4
C528
R530
R531
R525
ZD504
C527
LCD BL IC
8-8
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Page 9
1
0
6
C
D
H
Level3Repair
8
0
6
F
7
0
6
F
C338
R328
R329
R330
R
5
3
1
R525
0
0
F
6
L510
3
R
5
2
6
0
5
C
5
2
U
C612
C613
C611
R530
2
7
C
5
Z
D
5
0
4
6
0
6
F
5
0
6
F
4
0
6
F
3
0
6
F
8-9
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Page 10
Level3Repair
8-3-3.
TSP
Operate TSP
NG
Check
TSP Connecting
YES
Change TSP Module
No Problem?
NO
Reconnecting TSP
NO
Change main PBA
END
8-10
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Page 11
Level3Repair
8-3-3.
Audio Working
Speaker Working
Operate speaker
NG
Check
Speaker
Soldering
YES
Speaker break
down?
NO
NO
Resolder
YES
Change Speaker
Signal on in
C509,C510?
NO
Signal on in
C406, C407?
NO
Change main PBA
YES
YES
Resolder
C509,C510
SPK ASSY
Resolder
C406, C407
Replace U401
8-11
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Page 12
Level3Repair
1
ANT500
1
2
2
C509
C510
0
0
5
V
1
0
5
V
SPK_CON
SPK_L
SPK_R
EAR_L
EAR_R
C406
C408
VDD_WLAN_EN
SLEEP_CLK
PWR_SCL
PWR_SDA
C407
C409
TCXO_EN
C430
IN4
J10
IN5
K2
IN6
J9
IN7
G11
IN8
A4
IN9
D8
INA1
D7
INA2
C8
INB1
C7
INB2
E10
NC
F10
NC
J4
BUCK1
H2
BUCK2
D1
CHGINA
D2
CHGINB
D9
ENO4
E9
ENO5
F9
ENO7
F5
ENO13
C3
FB3
C2
FB4
C6
FB13
A9
C1N
A10
C1P
J7
CLK32K
G5
NC
F7
I2CCLK
G7
I2CDATA
U401
TCXOOUT
OUT3
K10
OUT4
J11
OUT5
H10
OUT6
B5
OUT7
B4
OUT8
B3
OUT9
A5
OUT10
A3
OUT11
H1
NC
B6
OUT13
K8
OUT14
J8
OUT15
G10
OUT16
H11
OUT17
E11
OUT18
F11
OUT19
B11
OUTN
D11
OUTP
B10
RXINN
D10
RXINP
F2
TCXOIN
F3
K7
XIN
K6
XOUT
A8
HPL
A7
HPR
H5
NC
H6
NC
G4
NC
E3
VL
G6
NC
B8
BIAS
1
2
ANT501
1
2
8-12
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Page 13
Level3Repair
V500V501
C509C510
R403
C428
L402
C
4
3
3
C
4
3
4
C
4
0
2
C
4
1
5
U
4
0
1
C
C
4
4
2
2
5
7
C
C
4
4
3
4
8
5
C
4
0
1
C430
C432
C447
C420
C400
R407
R406
C409
C408
C407
C406
R
R
4
4
1
1
8
9
R
R
4
4
1
1
6
7
C41 8 C419
R
4
2
1
L404
L405
C421
R405
R410
C417
C416
C435
8-13
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Page 14
Level3Repair
Receiver Working
Operate Receiver
NG
Check
Receiver
Soldering
YES
Receiver break
down?
NO
Change main PBA
NO
Resolder
YES
Change Receiver
8-14
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Page 15
Level3Repair
MICW
orking
Operate MIC
NG
Pollute
MIC Hole?
NO
Check
Voltage
R502&R507
YES
NO
Clean up
MIC hole
Change
UCP300
YES
Signal on in
L501&L502
YES
Change
Main PBA
NO
Resoldering
L501&L502
8-15
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Page 16
Level3Repair
0
0
5
D
Z
EAR_MIC_N
C504
L501
C505
L502
VMIC_BIAS_1.8V
C506
R502
R507
AUX_MIC_N
C502
R508
MIC_P
MIC_N
C507
8-16
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Page 17
SubMICWorking
Level3Repair
Operate MIC
NG
Pollute
MIC Hole?
NO
Check
L511=High?
YES
Change MIC
YES
NO
Clean up
MIC hole
Remove MIC,
Check MIC1st pin
V_MIC_BIAS_1..8
(
V)=
1.8V ?
YES
Change MIC
NO
Change main PBA
8-17
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Page 18
Level3Repair
MIC501
1
POWER
POWER
GND
2
GND1
GND
3
GND2
4
OUT
OUT
VMIC_BIAS_1.8V
1
1
5
L
6
0
5
V
7
0
5
V
C519
C526
L512
L513
SUBMIC_N
C524C523
SUBMIC_P
SUB MIC
1
0
5
C
I
M
L
5
1
1
0
0
5
V504
L505
L507
V505
V50 6 V507
C519 C526
R333
UART_TXD
C
5
0
3
U
L500
R504
R505
TP_JIG_ID
8-18
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Page 19
Stereo Headset Working
Hands-free stereo
headset
NG
Level3Repair
Button NG?
NO
MIC NG?
NO
SPK NG?
YES
Check U501
Check
L503,L506
YES
Resolder L503,L506
Signal on
in C514,
C515?
NO
Check U501
YESYES
Check L504, L508
NO
The End
SAMSUNG Proprietary-Contents may change without notice
NO
YES
Signal on
in C408
C409?
NO
Change Main PBA
8-19
This Document can not be used without Samsung's authorization
Check R406, R407,
U401
Page 20
Level3Repair
JACK_INT_N
EARSPK_R
EARSPK_L
R513
R515
VREG_MSMP_2.6V
R512
5
1
3
2
U501
4
5
4
D
3
D
D
6
5
4
9
0
5
R
R510
L504
L508
C514
C515
22
10 10
HDC500
11
3344
5566
7788
99
NC
NCNC
NC
11 12
13 14
3
0
5
D
Z
L503
C508
L506
R514
3
0
5
V
9
0
5
L
C516
C517
EAR_MIC_P
VREG_MSMP_2.6V
3.5PI CONNECTOR
SPK_L
SPK_R
EAR_L
EAR_R
C406
C408
TCXO_EN
VDD_WLAN_EN
C430
SLEEP_CLK
C409
C407
IN7
G11
IN8
A4
IN9
D8
INA1
D7
INA2
C8
INB1
C7
INB2
E10
NC
F10
NC
J4
BUCK1
H2
BUCK2
D1
CHGINA
D2
CHGINB
D9
ENO4
E9
ENO5
F9
ENO7
F5
ENO13
C3
FB3
C2
FB4
C6
FB13
A9
C1N
A10
C1P
J7
CLK32K
U401
TCXOIN
TCXOOUT
OUT6
B5
OUT7
B4
OUT8
B3
OUT9
A5
OUT10
A3
OUT11
H1
NC
B6
OUT13
K8
OUT14
J8
OUT15
G10
OUT16
H11
OUT17
E11
OUT18
F11
OUT19
B11
L404
OUTN
D11
L405
OUTP
B10
RXINN
D10
RXINP
F2
R402
F3
K7
XIN
K6
XOUT
A8
R406
HPL
A7
R407
HPR
H5
NC
H6
NC
AMP_NOUT
AMP_POUT
CLK19.2M_TCXO
BUFF_TCXO
EARSPK_L
EARSPK_R
8-20
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Page 21
V50 6 V507
C526
R333
Level3Repair
L
L
5
1
1
C
L500
5
0
3
R504
R505
C
5
1
6
C
5
0
8
V503
5
0
9
L506
L503
Z
D
5
0
2
R
5
0
9
R510
L504
C514
C515
R
5
0
0
C
5
0
1
0
0
5
U
C
5
0
0
TP_JIG_ID
R
5
1
2
R511
1
0
5
U
C517
R515
R513
R514
L508
8-21
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Page 22
Level3Repair
8-3-5.
KEY Working
Volume KEY
Press Volume Key
All key NG?
Change KeyPad
NG
YES
Change Tact KEY
NO
Any key NG?
NO
END
Change Main PBA
8-22
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Page 23
Level3Repair
Sub Key
Press Power Key,
Other Sub Key
Power(END)
Key NG?
NO
HOME KEY
NG?
NO
MENU&BACK
KEY NG?
Yes
Yes
Yes
Pressing
power key,
V603=High?
NO
Change Soldering State
Change PWR KEY FPCB
Change Domesheet
Change Main PBA
Change TSP
Yes
Check
8-3-1
Section
The End
NO
8-23
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Page 24
Level3Repair
V_BAT
TACT602
12
45 6 7
3
ON SW
ON_SW
3
0
6
V
TACT602
V
6
0
3
8-24
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Page 25
Level3Repair
8-3-6.
Vibrator Working
Operate Vibrator
Check
Vibrator Soldering
V_MOTOR_3.3V
C521)
(
NO
NO
Resolder Vibrator
Yes
No
Check PMIC(U401)
=3.3V?
Yes
MOT500
Pin High?
1
NO
Change Main PBA
Yes
Change Motor
8-25
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Page 26
Level3Repair
VREG_MOTOR_3.3V
C521
MOTOR500
1
1
2
2
3
C522
2
1
D501
M
O
T
O
R
5
0
0
C
5
2
2
C521
D501
L
2
0
8
C213
L
2
0
3
ANT200
8-26
SAMSUNG Proprietary-Contents may change without notice
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Page 27
Level3Repair
8-3-7.
T-Flash Card Working
Insert&Operate
microSD card
break down
thPin ofCD400
12
=
CD400
High
NG
NO
?
NO
?
YES
Change CD400
YES
Change CD400
thPin of CD400
4
=3.0V?
YES
Change Main PBA
NO
Check U401(PMIC)
8-27
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Page 28
Level3Repair
CD400
DAT2
DAT3|CD
CMD
DAT0
DAT1
COMMON
VDD
CLK
VSS
GND
GND
CD
NC
NC
NC
NC
NC
NC
NC
NC
VREG_TFLASH_3.0V
VREG_USIM_3.0V
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
C454
R421
R416
R417
R418 R420
C457
R419
C458
MICROSD_DATA(0)
MICROSD_DATA(1)
MICROSD_DATA(2)
MICROSD_DATA(3)
MICROSD_CMD
MICROSD_CLK
nTF_DETECT
C
D
4
0
0
T-FLASH
C
C
1
1
1
1
1
2
U101
C
C114
1
1
5
R102
C113
C
4
0
5
0
8
1
U
C103
R101
V
L
L
6
6
6
0
0
0
1
2
0
8-28
SAMSUNG Proprietary-Contents may change without notice
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Page 29
Level3Repair
8-3-8.
SIM Card Working
Insert&Operate
SIM card
NG
SIM FPCB
Break down?
YES
R422
=3.0V
NO
No
Change SIM400
Check
Q400
Yes
Yes
Check SIM400
Neighboring Circuits
&
Resolder
Q400
Change
U401(PMIC)
8-29
SAMSUNG Proprietary-Contents may change without notice
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Page 30
Level3Repair
SIM_DATA
SIM_RST
SIM_CLK
UIM_FET_PWR_CTL
VREG_USIM_3.0V
2S
G
1
3D
Q400
R422
11
33
SIM400
22
GG
G
019
6
6
5
5
4
4
G
78
C451
C452
C453
C455
C456
SIM CONNECTOR
8-30
SAMSUNG Proprietary-Contents may change without notice
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Page 31
Level3Repair
C
C
4
5
5
R
4
4
5
2
6
2
C
C
C
4
4
4
5
5
5
3
2
1
SIM400
R117R119R121R122
R412
R400
C405
C440
Q
4
0
0
8-31
SAMSUNG Proprietary-Contents may change without notice
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Page 32
Level3Repair
8-3-9
CAMERA Working
Operate CAMERA
NG
Camera FPCB con
nector is correctly
connecting?
Yes
C602
C603
C604=
C605=
V,
=1.2
=2.8V
2.8V
1,6V
Yes
NO
NO
correctly connect
Change
U401(PMIC)
CAMERA
Replace
8-32
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Page 33
Level3Repair
F600
VCAMC_1.2V
CAM_D_F(5) CAM_D_F(1)
CAM_D_F(2)
CAM_RESET
CAM_PCLK_F
CAM_MCLK_F
CAM_SCL
CAM_HSYNC_F
CAM_D_F(6)
CAM_D_F(4)
VCAM_AF_2.8V
C603
VCAMA_2.8V
C604C602
F601
HDC601
11
33
55 6
7788
10
99
11
12
11 12
13 14
13
15
16
15 16
17 18
17
9191
20
21 21 22
23 232424
27
28
27
29
30
29
31
31
C
N
2
3
2
2
4
4
6
10
14
18
20
22
625252
26
28
30
C
N
3
3
VCAM_IO_2.6V
C605
CAM_STANDBY
CAM_SDA
CAM_VSYNC_F
CAM_D_F(7)
CAM_D_F(3)
CAM_D_F(0)
F602
L600
C606
R604
R603
C605
C602
C603
C604
0
0
0
1
1
1
6
6
6
D
D
D
C
C
C
H
H
H
8-33
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Page 34
Level3Repair
8-4-1.
GSM
If you check the tx chain,
**
Check the not only RF Device but also resistor, inductor and capacitor.
850
RX
Continuous Rx ON
RF Input
Amplitude
: 190
:-50
CH
dBm
Yes
Normal condition
No
Catch the channel?
Yes
Check Antenna contact
Check L104
dBm?
=-50
Yes
Resolder U104 or Change
Yes
The End
No
Replace PAM100
8-34
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Page 35
Level3Repair
8-4-2.
**
GSM
If you check the tx chain,
Check the not only RF Device but also resistor, inductor and capacitor.
900
RX
Continuous Rx ON
RF Input
Amplitude
:62
:-50
CH
dBm
Yes
No
Normal Condition
Check Antenna Contact
Catch the channel?
Yes
Check L107
>= -55
dBm?
Yes
Resolder U104 or Change
The End
No
Replace PAM100
8-35
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Page 36
Level3Repair
8-4-3.
**
DCS/PCS RX
If you check the tx chain,
Check the not only RF Device but also resistor, inductor and capacitor.
Continous Rx ON
RF Input
Amplitude
:698
:-50
CH
dBm
Yes
Normal Condition
No
Check Antenna Contact
Catch the channel?
Yes
Check L111, L112
>= -55
dBm?
Yes
Resolder U104 or Change
The End
No
Replace PAM100
8-36
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Page 37
Level3Repair
RX_GSM850_N
RX_GSM850_P
RX_EGSM900_N
RX_EGSM900_P
RX_DCS1800_N
RX_DCS1800_P
RX_PCS1900_N
RX_PCS1900_P
ANT100
1
1
2
2
L101
GSM850_OUT
GSM850_OUT
GSM900_OUT
GSM900_OUT
R104
R105
F100
G
G
G
4
5
0
1
F102
G
G
0
5
1
L104
ANT_SEL(3) ANT_SEL(2)
1
IN
L106
G
G
2
3
TRX_WCDMA2100
TRX_WCDMA900
C135
G
G
G
L110
2
3
4
PAM (2.5G) WGPRS module
RFOUT_DCS_PCS
RFOUT_G850_EGSM
C121
L103
C122
L105
L107
L108
C134
L111
C140
C141
L112
C143
6
7
8
9
ANT101
1
1
2
2
L102
C105
V_BAT
C119
10
TX_HB_IN
9
TX_LB_IN
12
BS
19
RX1
21
RX2
24
3G1
23
3G2
G
G
G
2
6
5
1
RFS100
C
G
G
A
3
4
1
2
C106
C118
C117
6
2
4
3
T
T
T
T
T
N
A
A
A
B
B
V
V
PAM100
G
G
G
G
G
G
G
G
G
G
7
2
5
8
2
1
G
G
G
G
G
G
G
G
0
5
9
8
7
3
2
2
2
2
8
7
6
5
4
3
2
1
3
3
3
3
3
3
3
3
17
TXEN
16
VRAMP
14
MODE
11
SW_EN
13
RSVD
18
RSVD
20
RSVD
G
G
G
G
G
G
4
3
2
1
0
9
4
4
4
4
4
3
R124
R106
ANT_SEL(0)ANT_SEL(0)
ANT_SEL(1)
L119
C162
C
1
1
9
F103
C
1
C
C
5
1
7
1
6
6
3
4
C
1
1
8
PAM100
R
R
1
1
0
0
4
5
C
C
L
1
1
1
2
9
5
5
1
9
1
L110
F
1
0
0
0
1
F
U
D
F
1
0
2
C
C
C
1
1
7
R
1
2
4
L
1
1
1
2
5
9
4
1
0
C
1
3
5
L
1
0
4
L
1
0
6
R
R
1
0
6
C
1
1
3
2
3
7
L
1
1
7
C143
C141
C140
C134
L108
L105
C122
C121
C
1
7
R116
4
L120
C
L
1
1
1
5
8
2
L
1
1
2
L
1
1
1
L
1
0
7
L
1
0
3
R
R
1
1
1
1
3
5
L121
C177
C
1
6
7
C
C
1
1
7
7
6
8
C
C
C
1
1
1
6
6
6
0
8
1
C188
4
0
1
U
C
1
5
3
C
1
C185
8
3
C186
C14 8 C149
C180
C173
C165
C172
C
1
7
1
C170
R112
R
C
1
1
9
3
5
4
R
1
3
4
R114
8-37
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Page 38
Level3Repair
8-4-4.
**
WCDMA Band1 RX
If you check the tx chain,
Check the not only RF Device but also resistor, inductor and capacitor.
Continous Rx ON
RF Input
Amplitude
: 10700
:-50
CH
dBm
Yes
Normal Condition
No
Check Antenna Contact
Catch the channel?
Yes
No
Check C190
=-65
dBm?
Replace PAM100
Yes
Check L117=
-65
dBm?
Yes
Resolder U101 or Change
The End
No
Replace DUF101
8-38
SAMSUNG Proprietary-Contents may change without notice
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Page 39
Level3Repair
8-4-5.
**
WCDMA Band8 RX
If you check the tx chain,
Check the not only RF Device but also resistor, inductor and capacitor.
Continous Rx ON
RF Input
Amplitude
: 3013
:-50
CH
dBm
Yes
Normal Condition
No
Check Antenna Contact
Catch the channel?
Yes
No
Check C128
=-65
dBm?
Replace PAM100
CONTINUOUS RX ON
RF INPUT
AMP
:-50
: 3013
dBm
CH
Yes
Check C142
=-65
dBm?
Yes
Resolder U101 or Change
The End
No
Replace DUF100
8-39
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Page 40
Level3Repair
L119
C162
F103
C129
C
1
6
3
R
1
0
5
C
1
3
7
C132
C133
C
1
5
C
7
1
6
4
C
C
1
1
1
1
7
8
PAM100
R
R
1
1
0
2
4
4
U102
C
C
1
1
5
9
1
0
R
1
0
6
C
1
4
6
C144
C
1
4
7
1
0
0
U
F
D
C142
L
1
1
3
C145
C
1
3
1
L
1
2
4
C
1
3
5
L
1
0
4
L
1
0
6
R
C
1
1
3
2
3
7
L
1
2
5
L110
F
1
0
2
F
1
0
0
C
1
3
6
L109
C128
C
C
1
1
9
5
1
9
C
1
7
R116
4
L120
C
L
L
1
1
1
0
1
F
U
D
C143
1
1
1
5
8
7
2
L
1
1
2
C141
L
1
C140
1
1
C134
L
1
L108
0
7
L105
L
1
0
C122
3
C121
R
1
1
3
F104
C182
L122
C
L121
C
1
1
7
7
6
8
C177
C
R
C
C
C
1
1
1
1
1
6
1
6
6
6
7
5
8
0
1
C188
4
0
1
U
C
1
8
3
C
1
5
3
C14 8 C149
C185
C186
C180
C173
C165
C172
C
1
7
1
C170
R112
R
C
1
1
3
9
5
4
R
1
3
4
R114
8-40
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Page 41
Level3Repair
8-4-6.
If you check the tx chain,
**
GSM
850/900
TX
Check the not only RF Device but also resistor, inductor and capacitor.
Tx ON(Level
:5)
Battery voltage:3.8V
Yes
No
Check R105
>= 13
dBm?
Check The U104
Yes
CONTINOUS TX ON CONDITION
TX POWER DAC:
APPLIED
GSM850 CH
GSM900 CH
RBW
: 100
VBW
: 100
SPAN
:10
REF LEV.
ATT.
:20
14500
KHz
KHz
MHz
:10
dB
: 190
:62
dBm
CODE
Check PAM100 PIN26
OUTPUT(RF CONN.)
With HP8960
>= 33
Yes
The End
No
Replace PAM100
dBm?
8-41
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Page 42
Level3Repair
8-4-7.
**
DCS/PCS TX
If you check the tx chain,
Check the not only RF Device but also resistor, inductor and capacitor.
Tx ON(Level
:5)
Battery voltage:3.8V
Yes
No
Check R104
>= 11
dBm?
Check The U104
Yes
CONTINOUS TX ON CONDITION
TX POWER DAC:
APPLIED
DCS CH
PCS CH
RBW
VBW
SPAN
REF LEV.
ATT.
: 100
: 100
:10
:20
14500
: 698
: 661
KHz
KHz
MHz
:10
dB
CODE
dBm
Check PAM100 PIN26
OUTPUT(RF CONN.)
With HP8960
>= 30
Yes
The End
No
Replace PAM100
dBm?
8-42
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Page 43
Level3Repair
RX_GSM850_N
RX_GSM850_P
RX_EGSM900_N
RX_EGSM900_P
RX_DCS1800_N
RX_DCS1800_P
RX_PCS1900_N
RX_PCS1900_P
ANT100
1
1
2
2
L101
GSM850_OUT
GSM850_OUT
GSM900_OUT
GSM900_OUT
R104
R105
F100
G
G
G
4
5
0
1
F102
G
G
5
0
1
L104
ANT_SEL(3) ANT_SEL(2)
1
IN
L106
G
G
2
3
TRX_WCDMA2100
TRX_WCDMA900
C135
G
G
G
L110
2
3
4
PAM (2.5G) WGPRS module
RFOUT_DCS_PCS
RFOUT_G850_EGSM
C121
L103
C122
L105
L107
L108
C134
L111
C140
C141
L112
C143
6
7
8
9
ANT101
1
1
2
2
L102
C105
V_BAT
C119
10
TX_HB_IN
9
TX_LB_IN
12
BS
19
RX1
21
RX2
24
3G1
23
3G2
G
G
G
2
6
1
5
RFS100
G
A
G
C
3
1
2
4
C106
C118
C117
6
2
4
3
T
T
T
N
T
T
A
A
A
B
B
V
V
PAM100
G
G
G
G
G
G
G
G
G
7
8
5
1
G
G
G
G
G
G
G
G
7
9
8
5
2
2
2
2
2
2
8
7
6
5
4
3
2
1
0
3
3
3
3
3
3
3
3
3
17
TXEN
16
VRAMP
14
MODE
11
SW_EN
13
RSVD
18
RSVD
20
RSVD
G
G
G
G
G
G
G
2
1
4
3
0
9
4
4
4
4
4
3
R124
R106
ANT_SEL(0)ANT_SEL(0)
ANT_SEL(1)
C
1
1
9
L119
C162
F103
C129
C132
C133
C
1
C
5
1
7
6
3
C
1
1
8
PAM100
R
R
1
1
0
0
5
4
C
1
4
C
1
3
7
6
U102
C
1
6
4
C
C
C
1
1
7
R
1
2
4
L
1
1
1
2
5
9
4
1
0
C
1
3
5
L
1
0
4
L
1
0
6
R
1
0
6
C
R
1
1
2
3
7
3
C
1
3
1
L
1
2
5
L110
F
1
0
2
F
1
0
0
C144
C
1
9
1
C
1
4
7
0
F
1
U
0
C
1
3
6
C
1
5
9
C128
L109
C
1
R116
7
4
L120
1
0
1
F
U
D
C143
C141
C140
C134
L108
L105
C122
C121
C
L
L
1
1
1
1
1
5
7
8
2
L
1
1
2
L
1
1
1
L
1
0
7
L
1
0
3
R
R
1
1
1
1
3
5
R114
D
C142
C145
L121
C177
C
1
6
7
F104
C
1
6
8
L
1
1
3
C182
C
1
7
6
L122
C
1
7
8
C188
4
0
1
U
C
1
C185
8
3
C186
C180
C173
C165
C172
C
R
1
1
7
3
1
4
C
C
1
6
1
C
1
1
6
5
0
C148 C149
3
C170
R112
8-43
SAMSUNG Proprietary-Contents may change without notice
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Page 44
Level3Repair
8-4-8.
If you check the tx chain,
**
WCDMA Band1 TX
Check the not only RF Device but also resistor, inductor and capacitor.
Tx ON
Battery Voltage:
3.8V
Yes
Check C160
dBm?
=-8
No
Check the U104
Yes
No
Check C157
=5
dBm?
Yes
CONTINOUS TX ON CONDITION
TX POWER DAC:
REF LEV.
Replace U102
CH
RBW
VBW
SPAN
ATT.
CODE APPLIED
120
: 10700
KHz
: 100
KHz
: 100
MHz
:10
dBm
:10
dB
:20
Check C191
=26
Yes
Check C190
=24
Yes
Check PAM100 PIN26
OUTPUT(RF CONN.)
With HP8960
>= 23
The End
dBm?
dBm
dBm?
Yes
No
Replace U102
No
?
Replace DUF101
No
Replace PAM100
8-44
SAMSUNG Proprietary-Contents may change without notice
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Page 45
Level3Repair
8-4-9.
**
WCDMA Band8 TX
If you check the tx chain,
Check the not only RF Device but also resistor, inductor and capacitor.
Tx ON
Battery Voltage:
3.8V
Yes
No
Check C161
=8
dBm
?
Check the U104
Yes
No
Check C144
=5
dBm?
Yes
CONTINOUS TX ON CONDITION
TX POWER DAC:
REF LEV.
Replace U102
CH
RBW
VBW
SPAN
ATT.
CODE APPLIED
120
: 3013
KHz
: 100
KHz
: 100
MHz
:10
dBm
:10
dB
:20
Check C128
=26
Check PAM100 PIN26
OUTPUT(RF CONN.)
With HP8960
>= 23
The End
dBm?
Yes
Yes
No
Replace DUF100
No
Replace PAM100
dBm?
8-45
SAMSUNG Proprietary-Contents may change without notice
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Page 46
Level3Repair
V_BAT
RFOUT_W2100
C128
9
0
1
L
1
8
C145
6
3
1
C
C142
C190
L124
L117
1
C152
L118
PA_R0
PA_R1
C129
7
3
1
C
F103
C157
4
IN
OUT
G2G35G
C163
C164
C131
C132
C133
DUF100
U102
1
RFIN_B8
2
VMODE0
3
VMODE1
4
VBAT
5
VEN_B8
6
VEN_B1
7
RFIN_B1
14
RFOUT_B8
13
GND
12
VCC
11
GND
10
RFOUT_B1
9
GND
D
8
CPL
N
G
5
1
C144
C146
7
4
1
C
6
ANT
RX
TX
3
RX
G
G
G
G
G
9
45
7
2
DUF101
6
C191
L125
9
5
1
C
R113
4
1
1
R
ANT
3
RX
TX
G
G
G
G
G
G
5
2
7
4
8
9
PWR_DET
5
1
1
R
RFOUT_W900
PA_ON_W900
PA_ON_W2100
L119
1
2
6
1
C
TRX_WCDMA900
WCDMA_RXP_900
L113
WCDMA_RXM_900
TRX_WCDMA2100
C151
RTR_W2100_RX
< WCDMA 900 & 2100 PAM>
ANT100
1
1
2
2
L101
ANT101
1
1
2
2
L102
RFS100
G
C
A
G
1
2
4
3
RX_GSM850_N
RX_GSM850_P
RX_EGSM900_N
RX_EGSM900_P
RX_DCS1800_N
RX_DCS1800_P
RX_PCS1900_N
RX_PCS1900_P
C105
C119
10
TX_HB_IN
9
TX_LB_IN
12
BS
19
RX1
21
RX2
24
3G1
23
3G2
GSM850_OUT
GSM850_OUT
GSM900_OUT
GSM900_OUT
R104
R105
F100
G
G
G
0
5
4
1
F102
G
G
0
5
1
L104
ANT_SEL(3)
1
IN
L106
G
G
3
2
TRX_WCDMA2100
TRX_WCDMA900
C135
G
G
G
L110
4
3
2
PAM (2.5G) WGPRS module
RFOUT_DCS_PCS
RFOUT_G850_EGSM
C121
L103
C122
L105
L107
L108
C134
L111
C140
C141
L112
C143
6
7
8
9
C106
V_BAT
4
3
T
T
T
T
A
A
B
B
V
V
PAM100
G
G
G
G
G
2
5
6
7
1
G
G
G
G
G
G
G
G
0
8
9
7
2
5
5
8
3
2
2
2
2
2
1
C118
C117
6
2
T
N
A
G
G
G
G
G
G
G
G
7
8
6
5
1
4
2
3
3
3
3
3
3
3
3
3
17
TXEN
16
VRAMP
14
MODE
11
SW_EN
13
RSVD
18
RSVD
20
RSVD
G
G
G
G
G
G
3
4
1
2
9
0
4
4
4
4
3
4
R124
R106
8-46
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Page 47
Level3Repair
L119
C162
C
1
1
9
F103
C
1
3
C129
7
C132
C133
C
1
5
C
1
6
3
C
7
1
6
4
C
C
1
1
1
1
7
8
PAM100
R
R
1
1
0
0
5
4
U102
C
1
5
1
R
R
1
1
0
2
6
4
C
1
4
6
C144
C
1
4
7
0
0
1
F
U
D
C142
L
1
1
3
C145
C
1
3
1
L
1
2
5
C
L
1
1
2
9
4
0
C
1
3
5
L110
F
1
0
2
L
1
0
4
C
1
3
6
C128
L109
C
C
1
1
9
5
1
9
C
1
7
R116
4
L120
1
0
1
F
U
D
1
1
7
C143
1
1
1
5
8
2
L
1
1
2
C
L
L
C141
L
1
C140
1
1
L121
C177
F104
L122
C
1
7
6
C182
C
1
8
C188
C
1
7
8
4
0
1
U
C185
3
C186
C180
C173
C165
C134
C172
L
1
0
6
F
1
0
0
L108
L105
C122
L
1
0
7
L
1
0
3
R
C
1
1
3
7
4
1
C170
C
R
1
1
2
3
7
3
C121
R
1
1
3
C
R
1
1
6
1
7
5
C
C
1
6
8
C
1
1
6
6
1
0
C
1
5
3
C14 8 C149
R112
R114
8-47
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Page 48
Level3Repair
8-4-10.
BLUETOOTH
Bluetooth connection disable
Yes
Check BT function
ON
Check the voltage
of U201 is around
0V
Yes
Check26KHz Clock
on U202(H6)
Yes
3.
No
Enable BT function
No
Check U201 and change
No
Check OSC200
Yes
Check the
assembled status of
ANT201
Yes
Exchange
Yes
END
No
Exchange ANT201
No
Check UCP300
8-48
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Page 49
C240
C218
H2
G2
H1
B2
A1
E8
A3
A4
B3
B4
B8
A8
C8
A7
B5
F4
D5
E5
E4
D4
D3
GPIO0
GPIO1
GPIO2
GPIO5
GPIO6|FM_IRQ
BT_RFP
SPARE
SPARE
FM_AOUT_L
FM_AOUT_R
FM_RXN
FM_RXP
FM_LNA2
SPARE
SPARE
SPARE
I2S_DO
I2S_WS
I2S_CLK
SCL|I2C_CK
SDA|I2C_DA
Level3Repair
T
C
C
O
E
A
D
D
F
F
F
X
IF
T
R
P
D
D
D
D
D
D
D
D
V
V
_
V
V
_
_
_
T
T
T
T
B
B
B
B
S
S
S
S
S
S
S
S
S
S
V
V
V
V
V
7
7
6
7
5
F
H
E
D
G
U201
8
F
D
R
B
D
D
R
D
A
V
IO
V
V
V
D
P
D
D
S
U
V
A
_
D
M
D
F
V
_
M
F
S
S
S
S
S
S
S
S
V
V
V
V
4
2
6
C
C
B
F3
COEX_IN
E6
COEX_OUT0
E3
COEX_OUT1
F1
PCM_IN
E2
PCM_OUT
F2
PCM_SYNC
E1
PCM_CLK
G4
C211
LPO_CLK
D2
UART_RXD
UART_TXD
UART_CTS_N
UART_RTS_N
VREGHV
VREG_CTL
TCXO_MODE
S
C
C
S
V
N
N
7
1
2
B
TP201
C1
TP202
C3
TP203
B1
TP204
H6
C217
XIN
G6
XOUT
H4
VREG
H5
G5
TP212
F6
TM0
C5
TM2
TM3
RES
C6
F7
A2
VREG_MSMP_2.6V
R201
C235
VWLAN_1.8V
C238
WLAN_RESET_N
WLAN_ACTIVE
BT_ACTIVE
BT_PRIORITY
WLAN_SD_CMD
WLAN_SD_DATA(3)
WLAN_SD_DATA(2)
WLAN_SD_DATA(1)
BT_CLK_REQ
VWLAN_3.3V
TP_WLAN_RST
TP210
K11
DREG_OUT
J11
SREG_OUT
L8
PAREG_VDD33_OUT
L7
PAREG_BASE
L11
VREG
L10
SWREG_OUT
L9
SWREG_OUT
K9
VBATTERY_42
K8
VBATTERY_42
K6
PM_MODE
K7
PM_ENABLE
K10
CHIP_PWD
K4
GPIO_0
L4
GPIO_1
K5
GPIO_2
L5
GPIO_3
L6
GPIO_4
E11
GPIO_5
E10
GPIO_6
D11
GPIO_7
D10
GPIO_8
H11
GPIO_9
H10
GPIO_10
G11
GPIO_11
G10
GPIO_12
L1
GPIO_24
L2
GPIO_25
BT & FM COMBO
OSC200
6
8
C236
0
2
0
1
C
U202
8
4
5
8
8
3
6
1
K
B
J
A
1
2
P
IO
_
C
C
D
3
O
O
S
3
S
S
_
D
_
_
D
D
D
D
D
V
D
D
V
V
V
D
D
D
1
5
1
J
F
E
K
H
H
B
D
I
0
L
2
2
2
2
2
L
A
1
1
1
1
1
A
T
A
D
D
D
D
D
T
X
P
X
D
D
D
D
D
_
V
V
V
V
V
3
D
D
D
D
D
3
D
D
V
XPABIAS5
XPABIAS2
RF2OUTP
RF2OUTN
RF2INP
RF2INN
RF5OUTP
RF5OUTN
RF5INP
RF5INN
ANTC
ANTA
ANTD
ANTB
1
2
2
2
2
1
2
2
J
E
K
C
B
C
D
C
C
N
N
F
B
B
T
R
B
B
L
_
N
_
_
A
H
H
8
A
8
2
T
T
T
1
_
1
1
X
N
N
D
3
D
D
_
3
Y
Y
D
D
D
8
D
S
S
V
1
V
V
_
_
D
D
2
8
V
1
1
D
V
D
D
D
D
V
V
BIASREF
BT_RX_OUT
ANTE
GPIO_13
GPIO_14
GPIO_15
GPIO_16
GPIO_17
GPIO_18
GPIO_19
GPIO_20
GPIO_21
GPIO_22
3
2
_
D
D
D
D
D
D
D
D
D
D
N
N
N
N
N
N
N
N
G
G
G
G
G
G
G
G
4
5
4
5
6
7
5
6
7
E
E
D
D
D
H
B
G
G
D
D
D
D
D
N
N
G
G
7
8
H
H
D
D
D
D
N
N
N
G
G
G
7
6
7
E
E
G
D
D
D
D
N
N
N
G
G
G
6
6
7
F
F
G
IO
N
N
N
N
N
P
N
N
G
G
G
G
G
G
G
G
8
4
3
4
4
5
3
L
F
F
B
D
B
G
41
19
H1
G1
F1
ANT_SEL_C
F2
E1
G2
ANT_SEL_B
A5
A6
A1
A2
A7
A8
A3
A4
R202
D1
B1
H2
TP208
F11
F10
TP209
C11
B11
B10
A11
A9
B9
A10
B8
ANT_SEL_E
WLAN_SD_DATA(0)
WLAN_SD_CLK
WLAN_HOST_WAKE
18
15
14
13
11
10
7
4
VREG_MSMP_2.6V
5
X
X
T
T
S
IA
B
_
X
GND
T
GND
GND
GND
BT
GND
F200
ANT
GND
GND
GND
GND
1
2
3
X
X
C
C
C
R
R
V
V
V
2
3
9
1
6
1
E
C
B
_
_
_
L
L
L
E
E
E
S
S
S
_
_
_
T
T
T
N
N
N
A
A
A
BT_RF_TRX
17
12
C237
L210
L212
L209
L211
ANT201
1
1
2
2
3
3
8-49
SAMSUNG Proprietary-Contents may change without notice
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Page 50
Level3Repair
C
2
2
0
L200
C207
C206
C
2
0
5
L
2
0
5
C
2
1
5
L
2
0
4
C
2
1
4
L206
C218
C
2
1
9
C237
C
C
C
2
2
0
0
8
0
1
0
2
C
R
2
2
0
0
1
3
U
TP212
0
2
T
P
2
T
P
2
0
4
L201
C240
C
2
0
1
2
0
4
C217
C221
C222
C211
C
2
3
3
C
2
0
2
C
C
2
2
3
3
0
2
C
C
2
2
2
2
3
4
R202
F200
U202
0
0
2
L210
C239
C231
C234
C
C236
S
O
C226 C229
1
0
2
P
T
T
P
2
0
3
1
0
2
T
N
A
L
2
1
1
L
2
0
9
L
2
1
2
8-50
SAMSUNG Proprietary-Contents may change without notice
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Page 51
Level3Repair
8-4-11.
FM RADIO
Radio does not work
Yes
C200
≥
2.8V
Yes
C214,
When U201
(
215
is OK?
operate)
Yes
Check signal
related to U201
No
No
Check C200
and Check U401
Resolder C214,C215
and check U201
END
Yes
8-51
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Page 52
Level3Repair
FM_LOUT
FM_ROUT
C214
C215
BT_WAKE
BT_HOST_WAKE
BT_CLK_REQ
BT_RF_TRX
C219 C220
FM_ANT
L204
L205
C208
L206
C240
C218
H2
G2
H1
B2
A1
E8
A3
A4
B3
B4
B8
A8
C8
A7
B5
F4
D5
E5
E4
D4
D3
GPIO0
GPIO1
GPIO2
GPIO5
GPIO6|FM_IRQ
BT_RFP
SPARE
SPARE
FM_AOUT_L
FM_AOUT_R
FM_RXN
FM_RXP
FM_LNA2
SPARE
SPARE
SPARE
I2S_DO
I2S_WS
I2S_CLK
SCL|I2C_CK
SDA|I2C_DA
7
D
S
S
V
7
6
H
D
3
7
1
3
8
8
8
D
H
G
F
F
X
IF
T
R
P
D
D
D
D
D
D
D
D
V
V
V
_
V
_
_
_
T
T
T
T
B
B
B
B
S
S
S
S
S
S
S
S
V
V
V
V
7
5
7
F
E
G
1
6
5
H
C
D
A
A
G
G
T
C
C
O
E
F
A
D
D
D
R
O
R
B
I
D
D
D
A
D
V
D
V
V
V
P
D
U
S
V
A
_
D
M
D
F
V
_
M
F
U201
S
S
S
S
S
S
S
S
V
V
V
V
2
4
6
7
8
F
B
B
C
C
F3
COEX_IN
E6
COEX_OUT0
E3
COEX_OUT1
F1
PCM_IN
E2
PCM_OUT
F2
PCM_SYNC
E1
PCM_CLK
G4
LPO_CLK
D2
UART_RXD
C1
UART_TXD
C3
UART_CTS_N
B1
UART_RTS_N
H6
XIN
G6
XOUT
H4
VREG
H5
VREGHV
G5
VREG_CTL
F6
TM0
C5
TM2
C6
TM3
F7
RES
A2
TCXO_MODE
S
C
C
S
N
N
V
1
2
C211
TP201
TP202
TP203
TP204
C217
TP212
VREG_MSMP_2.6V
R201
WLAN_ACTIVE
BT_ACTIVE
BT_PRIORITY
BT_PCM_DOUT
BT_PCM_DIN
BT_PCM_SYNC
BT_PCM_CLK
BT & FM COMBO
C
L206
L200
C218
C207
0
0
2
U
C
2
0
9
C
2
2
0
C206
C
2
0
5
L
2
0
5
C
2
1
5
L
2
0
4
C
C
2
2
1
1
9
4
L207
C
2
1
0
L
2
0
2
C216
C
2
1
2
C
2
2
0
0
8
0
T
P
2
0
2
L201
T
P
2
0
4
C240
1
0
2
P
T
T
P
2
0
3
1
0
2
U
C
R
2
2
0
0
1
3
C
2
0
1
C217
C221
C222
C211
TP212
C
C
2
2
0
0
2
4
C
C
2
2
3
3
0
2
C
C
2
2
2
2
3
4
R202
C
2
3
3
0
0
2
C
S
O
C236
8-52
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This Document can not be used without Samsung's authorization
Page 53
Level3Repair
8-4-12.
GPS
Operate GPS
Check ANT200,L203
GPS Signal Input:
L203
@
Yes
Normal
-50
Abnormal
Resolder ANT200, L203
dBm
Check C209=High
Yes
Check L202
>= -53
Yes
The End
?
dBm?
Replace UCP300
No
Replace U200
No
8-53
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Page 54
Level3Repair
V
VREG_RFRX1_2.7
GPS_LNA_ON
RX_GPS
C
2
1
0
L207
L
2
0
2
C216
C
2
1
2
C212
C216
0
0
2
U
C
2
0
9
C
2
2
0
L200
C207
C206
C
2
0
5
L
2
0
5
C
2
1
5
L202
L
2
0
4
C
2
1
4
C210
L206
C218
C
2
1
9
10
RFOUT
C
2
0
0
T
2
P
0
2
T
P
2
0
4
12
VDD
G9G11G13G
67
8
VCTL
U200
2
RFIN
G4G5G
G3G
1
C209
GPS LNA
C
R
C
C
2
0
8
1
0
2
U
L201
C240
1
0
2
P
T
T
P
2
0
3
2
2
0
0
3
1
TP212
C
2
0
1
2
0
4
C217
C221
C222
C211
C
2
3
3
C
2
0
2
C
2
3
0
C
2
2
4
C236
R202
0
0
2
C
S
O
C213
L203
ANT200
1
1
2
L207
C
2
3
2
C
2
2
3
L208
2
3
3
8-54
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Page 55
Service Schematics
8-5.
NC Point(Top View)
-
NC
:
●
Level3Repair
UME300
123456789
○○●○○○○○○○ ○○○○
A
○○○●○○○○○○ ○○○○
B
○●○○○○○○○○ ○○○○
C
○○○○ ○○○
D
○○○ ○●●○●● ○○○
E
○○○ ○ ● ○○○
F
○○○ ○ ● ○○○
G
○○○ ○ ○ ○○○
H
○○○ ○ ○ ○○○
J
○○○ ○○○○○○ ○○○
K
○○○ ○○○
L
○○●○○○○○○○ ○○○○
M
○○○○○○○○○○ ○○○○
N
○○○○○○○○○○ ○○○○
P
10 11 12 13 14
U401
123456789
●○○○○○○○○○●
A
○○○○○○○○○○○
B
○○○○○○○○○○○
C
○○○○○○○○○○○
D
○○○○○○○○○●○
E
○○○●○○○○○●○
F
○○○●●●○○○○○
G
●○○○●●○○○○○
H
○○○○○○○○○○○
J
●○○○○○○○○○●
K
10 11
8-55
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Page 56
Level3Repair
UCP300
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27
A
●●●●●●●●●●●●●●●●●●●●●●●●●●●
B
●○○○○○○○○○○○○○○○○○○○○○○○○○●
C
●○○○○○○○○○○○○○○○○○○○○○○○○○●
D
●○○ ○○●
E
●○○ ○○○○○○○○○○○○○○○○○○○ ○○●
F
●○○ ○○○○○○○○○○○○○○○○○○○ ○○●
G
●○○ ○○ ○○ ○○●
H
●○○ ○○ ○○○○○○○○○○○○○ ○○ ○○●
J
●○○ ○○ ○○○○○○○○○○○○○ ○○ ○○●
K
●○○○○○○ ○○○○○○●
L
●○○○○○○ ○○○○○○○○○○○○●
M
●○○ ○○ ○○ ○○○○○○○ ○○ ○○ ○○●
N
●○○ ○○ ○○ ○○○○○○○ ○○ ○○ ○○●
P
●○○ ○○ ○○ ○○○○○○○ ○○ ○○ ○○●
R
●○○ ○○ ○○ ○○○○○○○ ○○ ○○ ○○●
T
●○○ ○○ ○○ ○○○○○○○ ○○ ○○ ○○●
U
●○○ ○○ ○○ ○○○○○○○ ○○ ○○ ○○●
V
●○○○○○○ ○○○○○○●
W
●○○ ○○ ○○○○○○○○○○○○○ ○○ ○○●
Y
●○○ ○○ ○○○○○○○○○○○○○ ○○ ○○●
AA
●○○ ○○ ○○ ○○●
AB
●○○ ○○○○○○○○○○○○○○○○○○○ ○○●
AC
●○○ ○○○○○○○○○○○○○○○○○○○ ○○●
AD
●○○ ○○●
AE
●○○○○○○○○○○○○○○○○○○○○○○○○○●
AF
●○○○○○○○○○○○○○○○○○○○○○○○○○●
AG
●●●●●●●●●●●●●●●●●●●●●●●●●●●
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27
28
A
B
C
D
E
F
G
H
J
K
L
M
N
P
R
T
U
V
W
Y
AA
AB
AC
AD
AE
AF
AG
8-56
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
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