UCP201
PNX4902ET
PCM_SYNC
PMU_VANA
PMU_VMEM
PMU_VPERM
PMU_VSIM
PWM_OUT0
PWM_OUT1
PWM_OUT2
UART0_RD
UART0_TD
UART1_RD
UART1_TD
UART1_CTS
UART1_RTS
XTAL_26M_1
XTAL_26M_2
XTAL_32K_1
XTAL_32K_2
XTAL_SHLD
XTAL_SHLD
XTAL_SHLD
XTAL_SHLD
XTAL_SHLD
XTAL_SHLD
SIM_DATA
SSI_DATA
PCM_CLK
PCM_DO
PMU_VIO
PMU_VRF
POK_OUT
SIM_CLK
SIM_RST
SSI_CLK
SSI_OUT
SSI_SEL0
SSI_SEL1
Flow Chart of Troubleshooting
J19
H15
PCM_DI
H16
J18
W15
W14
V15
W12
W13
V14
T8
POK_IN
V8
T7
T5
T6
W8
ICHGN
W9
ICHGP
E1
RFID_N
D1
RFID_P
G1
RFIL_N
F1
RFIL_P
C1
RFIP_N
B1
RFIP_P
A1
RFOH
A2
RFOL
L18
K18
W5
V5
V7
W6
A7
A6
L19
K19
B8
A8
B6
A5
B7
B5
H19
H18
G16
T1
U1
U2
R1
J2
DCL
DU
DD
FSC
VGPIO_2.8V
L205
VANA_2.85V
VMEM_1.8V
VPERM_3.0V
VRF_2.85V
VSIM_3.0V
ONKEY_2
ONKEY_1
ICHGN
ICHGP
DCSRX_N
DCSRX_P
GSMRX_N
GSMRX_P
PCSRX_N
PCSRX_P
HB_TX
LB_TX
UART0_TD
UART0_RD
UART1_RD
UART1_TD
UART1_CTS
UART1_RTS
SIM_CLK
SIM_DATA
SIM_RST
R_INT
BUS_ENABLE
LCD_BL_EN
C235
1NF
OSC201
1
OSC202
34
3
2
2
1
4
IFC401
10
11
12
13
14
15
16
17
18
19
20
NC
NC
NC
NC
NC
NC
NC
VBAT
VCHG_5V
UART1_TD_IF
UART1_RD_IF
JIG_ON_IF
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
TA402
C421
L401
L402
L403
L404
L406
L408
R406
R408
R409
R410
D403
3
1
3
4
5
6
2
5
6
1
4
D404
2
C418
C419
C420
C417
R_ANT
EAR_MIC_N_IF
EARN_CTS
VCM_RTS
EAR_P
EAR_SW
AUX_DET
UART1TD
UART1RD
D405
R403
JIG_ON
UART0_TD
UART0_RD
9-2
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Flow Chart of Troubleshooting
1
0
1
M
A
R
2
1
2
C410
P
C
C
1
1
7
7
3
4
C
1
2
0
0
3
8
D
Z
C416
C
1
5
7
2
L117 L118L119
C
C
1
1
2
1
3
8
L10 7 L108L109
U
C
P
2
0
1
C
2
0
5
C401 C407
1
0
F
C
1
3
0
C
R
4
0
5
R301
B
K
3
0
1
C
2
2
1
1
4
1
L401
7
3
0
L402
4
D
L403
L404
R
4
0
6
2
0
L406
TA402
D
R408
4
0
5
R409
R410
C
4
2
1
TP303
C
3
0
4
L
C
3
0
3
2
E
M
3
0
3
0
T
3
P
7
R
2
0
1
U
TP206
C202
C201
R217
L207
1
0
4
C
F
I
BHS206
T
2
P
0
C418
C419
C420
C
L
4
C305
R311
R314
2
R
3
1
2
1
TP304
2
0
3
8
5
D404
U
3
R
3
1
7
C
C
3
2
3
1
7
4
T
P
3
0
1
C
C
C
1
1
1
5
6
5
8
0
9
3
1
0
F
C
C
C
1
1
1
2
3
2
8
1
9
T
P
2
0
4
OSC201
C211
C413
C204
R221
R210
C214
R216
R223
R
R
2
2
0
0
5
4
R
Q
2
0
1
2
0
3
O
S
C
2
0
2
C
3
0
0
T
H
2
0
1
TP205
C
2
3
9
9-3
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Flow Chart of Troubleshooting
R215
SIM_RST
SIM_CLK
SIM_DATA
C231
C232
VSIM_3.0V
SIM201
1
VCC
2
VCC
3
CLK
4
GND
5
VPP
6
I/O
7
NC
8
NC
9
NC
10
NC
L
L
4
4
C406
L
4
R401
T
A
4
0
1
TP211
TP214
TP213
TP212
TP215
TP216
TP217
0
0
C403
1
1
C409
D401 D402
L405 L407
R130
1
2
C412
R404
C415
L
2
0
8
SIM201
L
4
0
9
L
4
1
0
C
R
2
2
4
R402
R403
4
0
5
C408
C
4
0
2
R215
C
4
1
1
R230
C
L205
3
1
6
R407
3
0
U
C
4
1
4
1
TP218
C
3
1
5
C231C232
R213
C224
C
4
2
2
R
4
1
5
C
2
2
3
C228
C
2
2
9
TA201
R
2
2
5
M
C320
BH203
O
T
3
0
1
9-5
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
故障排除流程图
9-3.话筒部分
话筒部分-手机话筒
话筒部分话筒部分
手机话筒
手机话筒手机话筒
检查连接到 MIC_BIAS 上的
话筒不工作
检查话筒的连接
分量
检查话筒电路部分
手机话筒是否工作?
结束
重焊话筒
重焊 L400、 L411、 L412、R401、
R404、C406、C412 和 TA401
重焊L405、L407、 D401 和 D402
更换话筒
9-6
三星所有—内容可能有变动,恕不另行通知。
未经三星允许,不得使用本文件。
Flow Chart of Troubleshooting
MIC_BIAS
L400
MIC401
D401
L405
L407
D402
C403
C409
C415
TA401
R401
R404
C406
C412
L411
C404
MIC_P
C410
L412
MIC_N
C416
MAIN_MIC
U
C
P
C416
C412
R404
2
0
1
C
2
0
5
C401
R
R
2
2
2
2
5
4
L
R402
4
0
9
R403
L
L
2
4
0
1
8
0
C
4
0
5
C
4
0
2
R215
C407
C408
OSC201
C211
C413
R407
C231C232
C319
C
3
1
6
1
0
TP218
C
3
1
5
C
4
1
1
C
4
1
4
C
C
2
0
2
3
1
0
C209
C212
C
C
2
2
1
1
C213
5
6
R211
L
L
2
0
6
C206
T
A
4
0
1
C
R
R
2
2
2
2
2
3
1
2
0
6
1
2
C230
C410
C404
L
L
4
4
C406
1
1
2
1
L
4
R401
0
0
C409
C403
C415
D401 D402
L405 L407
T
H
2
0
1
R210
TP205
C214
C
2
R216
R223
C240
L205
3
9
C
4
2
2
R
4
1
5
T
P
2
0
4
3
U
C225
U203
R213
C224
C
2
2
3
TP211
TP214
TP213
TP212
TP215
TP216
TP217
SIM201
R206
C228
C
2
2
9
TA201
9-7
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
故障排除流程图
9-4.话筒部分
话筒部分-耳机话筒
话筒部分话筒部分
耳机话筒
耳机话筒耳机话筒
检查 MIC_BIAS(当 UCP201 运
手机话筒不工作
检查 IFC401 的连接
行,呼叫被连接时)
检查耳机话筒电路部分
耳机话筒是否工作?
结束
重焊 IFC403 管脚 3
重焊 L400、L411、 L412、 R401、
R404、C406、C412 和 TA401
重焊L401、 L402 和R403
重复上述步骤
9-8
三星所有—内容可能有变动,恕不另行通知。
未经三星允许,不得使用本文件。
Flow Chart of Troubleshooting
VCHG_5V
VBAT
IFC401
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
11
11
12
12
13
13
14
14
15
15
16
16
17
17
18
18
19
19
20
20
21
NC
22
NC
23
NC
24
NC
25
NC
26
NC
27
NC
TA402
C421
L401
L402
L403
L404
L406
L408
R406
R408
R409
R410
D403
UART1_TD_IF
UART1_RD_IF
JIG_ON_IF
R_ANT
EAR_MIC_N_IF
EARN_CTS
VCM_RTS
EAR_P
EAR_SW
AUX_DET
UART1TD
UART1RD
6
3
4
5
6
1
2
3
1
4
5
D404
2
C418
C419
C420
C417
D405
R403
JIG_ON
UART0_TD
UART0_RD
MIC401
L405
L407
D401
D402
C403
C409
C415
MIC_BIAS
L400
R401
C406
L411
TA401
C412
L412
R404
MAIN_MIC
C404
MIC_P
C410
MIC_N
C416
9-9
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Flow Chart of Troubleshooting
C341 C342
R
R
3
3
1
1
6
5
L105
C
C418
C419
C420
C
2
3
R
2
0
5
1
2
Q
0
O
S
C
2
0
2
5
R
2
0
3
C305
R311
R314
3
1
2
U
R
R
3
3
1
1
2
7
4
1
L401
7
3
0
L402
4
D
L403
L404
L406
R
R
L
4
4
4
0
0
0
8
6
5
TA402
D
R408
4
0
5
D404
R409
R410
R301
C
B
K
3
0
1
4
2
1
TP303
C
3
0
4
1
0
4
C
F
I
T
A
4
0
1
R211
L
L
2
0
6
C206
C
R
R
2
2
2
2
2
3
1
2
0
6
2
1
C230
C404
C410
L
4
C406
1
1
L
4
R401
0
0
C403
C409
D401 D402
L405 L407
C
2
0
5
C416
L
4
C412
1
2
R404
C415
L
2
0
8
C407
C401
C
C
R
R
4
4
2
2
0
1
2
2
5
1
4
5
L
R402
4
C408
0
9
C
C
4
4
R403
0
1
4
2
L
4
1
0
R215
OSC201
C413
R407
C231C232
T
P
2
0
4
C211
R223
C240
C319
C
L205
3
1
6
3
1
0
U
TP218
C
3
1
5
U
C
P
C
C
2
0
2
3
1
0
C209
C212
C
C
2
2
1
1
C213
5
6
R211
L
L
2
0
6
C206
T
A
4
0
1
C
R
R
2
2
2
2
2
3
1
2
0
6
1
2
C230
C410
C404
C406
L
4
R401
0
0
C403
L
4
1
1
C409
C416
L
4
C412
1
2
R404
C415
D401 D402
L405 L407
2
0
1
C
2
0
5
C401
R
R
2
2
2
2
5
4
L
R402
4
0
9
R403
L
L
4
2
1
0
0
8
C
4
0
5
C
4
0
2
C407
C408
R215
OSC201
C211
C413
R407
C231C232
C319
C
3
1
6
0
1
TP218
C
3
1
5
C
4
1
1
C
4
1
4
T
H
2
0
1
R210
TP205
C214
C
2
R216
3
R223
C240
L205
9
C
4
2
2
R
4
1
5
T
P
2
0
4
U
3
C225
U203
R213
C224
C
2
2
3
TP211
TP214
TP213
TP212
TP215
TP216
TP217
SIM201
R206
C228
C
2
2
9
TA201
9-10
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
EAR_N
EAR_P
L208
SPK_N
SPK_P
R211
R222
FM_L
FM_R
C236
JIG_ON
R224
MIC_BIAS
MIC_N
MIC_P
EAR_MIC_N
EAR_MIC_P
EAR_SW
EAR_SW_REF
R225
R212
Flow Chart of Troubleshooting
D202
M19
N16
P18
R18
W16
W17
T18
U19
V19
C230
U18
R19
T19
W18
W19
P19
N19
J4
R8
GPIO41
GPIO57
AUX_POK
AUXADC0
AUXADC1
AUXAUD_IN_L
AUXAUD_IN_R
EAR_OUT_N|R
EAR_OUT_P|L
INTMIC_BIAS
INTMIC_IN_N
INTMIC_IN_P
EXTMIC_BIAS
EXTMIC_IN_N
EXTMIC_IN_P
HSET_OUT_N
HSET_OUT_P
HKSW_DET1
HKSW_DET2
IFC401
10
11
12
13
14
15
16
17
18
19
20
VCHG_5V
VBAT
UART1_TD_IF
UART1_RD_IF
JIG_ON_IF
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
11
12
13
14
15
16
17
18
19
20
21
NC
22
NC
23
NC
24
NC
25
NC
26
NC
27
NC
TA402
C421
L401
L402
L403
L404
L406
L408
R406
R408
R409
R410
D403
6
5
4
2
6
3
5
4
3
1
1
C418
C419
C420
D404
2
C417
R_ANT
EAR_MIC_N_IF
EARN_CTS
VCM_RTS
EAR_P
EAR_SW
AUX_DET
UART1TD
UART1RD
D405
R403
JIG_ON
UART0_TD
UART0_RD
9-12
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization