Samsung GT-C3212, SGH-C3212 Troubleshooting
9. Flow Chart of Troubleshooting
9-1.
Power On
Power On'does not work
'
Check the Battery Voltage
is more than
C319(
Check the Clock at
(
VISA
)=2.7
PM30014pin
CLK32K)
=32
Yes
Yes
Yes
Yes
3.7V
KHZ
V?
No
Change the Battery
No
Check the PMU related to VINT
No
Resolder OSC301,C315, and C317
VDD_IO_HIGH)="H"?
C305(+
Yes
VDD_GSM_CORE
+
V?
=1.2
Yes
Check the initial operation
Yes
END
No
Check the related circuit
No
Resolder L300
9-1
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Flow Chart of Troubleshooting
MES_BATT
C303
VBAT
R300
R301
C300
C304
+VDD_IO_LOW_1.8V
+VDD_IO_HIGH_2.9V
+AVDD_2.6V
+VDD_SLEEP_2.9V
+VDD_USB_3.3V
+VDD_PLL_1.2V
PMU_INT_M
SIMOFFn
RSTON
REF_ON_PMU
PWREN2
32KHz_DIGIT
AUX_ON
C316
+VDD_SD_3.3V
+SIMVCC_M
+VDD_RX_TX_2.8V
+VCC_SYN_2.8V
V_EXT_CHARGE_5V
+VBUS
VBAT
C318
C305
C308
C309
C310
0
4
E
V
A
VSS
S
V
VISA
NTC
39
38
37
36
35
34
33
32
31
30
29
28
27
+VDD_IO_LOW_1.8V
R302
R303
C320
C312
C315
0
8
9
1
6
2
5
5
5
5
5
C317
OSC301
R304
TP305
TP306
1
OSCI
2
OSCO
3
_IRQ
4
SIMCKHC
5
_SIMRSHC
6
SIMIOHC|_SIMOFF
7
_RSTHC
8
GPO3
9
GPO2
10
GPO1
11
PWREN1
12
PWREN2
13
VSS
57
VSS
5
T
D
C
C
D
D
A
D
N
N
D
D
B
V
V
V
1
V
C
C
1
D
L
L
D
K
D
D
D
2
3
D
D
D
K
V
V
V
L
4
5
6
C
D
D
D
4
5
6
7
1
1
1
1
8
1
9
4
X
L
D
C
D
8
4
D
D
V
3
D
PM300
T
A
B
V
D
C
D
3
9
5
1
5
6
7
5
4
4
T
T
D
D
A
A
D
D
B
B
V
V
2
V
V
P
D
L
T
A
D
B
D
V
V
D
D
L
A
C
C
C
D
D
S
S
D
2
0
1
2
2
2
1
2
4
5
3
4
4
4
4
4
D
D
C
D
D
D
D
C
D
D
V
V
V
V
V
1
2
C
O
M
I
I
F
F
H
S
R
R
VCHG
USBVIN
CHGCUR
_REC2
_REC1
VBATSENSE
REFGND
REFC
MICBIAS
D
_ONKEY
D
C
D
C
S
C
K
N
N
R
O
E
I
C
E
M
I
M
M
M
M
I
I
I
I
S
S
S
S
_
S
4
4
3
5
6
5
2
2
2
2
C306
C307
C329
C311
1
BAT300
2
C319
ONKEYN
+VDD_KEY_3.3V
+AVDD_HFA_2.6V
+VDD_VIB_3.3V
C321
C330
L300
C323
C
C
3
0
3
R301
R300
C
3
0
0
C329
C307
C306
C304
C305
C308
C309
C
3
3
1
1
1
6
C
3
R
3
0
3
C
1
8
C
3
3
1
2
9
0
0
0
6
Q
C322
L
0
0
3
M
P
3
0
0
C330
C321
SCL
+VDD_GSM_CORE_1.2V
C
3
2
3
0
3
5
SDA
VBAT
C322
D
C310
C312
C315
OSC301
C317
TP306
TP305
C510
L506
L
5
0
5
9-2
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Flow Chart of Troubleshooting
9-2.
Initial
Initial Failure
Yes
UCP200 pin B9(RSTON)="H"?
Yes
UME301pin D7(RSTEXTn)
or TP EXT
="H"?
Yes
No
Replace UCP200
No
Change PBA
Check the16bit data signal
memory CE
&
END
Yes
9-3
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Flow Chart of Troubleshooting
+VDD_IO_LOW_1.8V
C302
C301
0
0
1
1
5
6
4
5
6
7
2
1
1
1
1
T
V
V
V
V
U
U
T
V
U
N
R
R
U
R
R
O
O
O
O
O
HA(1:24)
HD(0:15)
+VDD_IO_LOW_1.8V
+VDD_IO_LOW_1.8V
+VDD_IO_LOW_1.8V
CS3n_NAND
CS0n_FLASH
CLKBURST
CS1n_RAM
RSTEXTn
TP_A300
HA(1)
HA(2)
HA(3)
HA(4)
HA(5)
HA(6)
HA(7)
HA(8)
HA(9)
HA(10)
HA(11)
HA(12)
HA(13)
HA(14)
HA(15)
HA(16)
HA(17)
HA(18)
HA(19)
HA(20)
HA(21)
HA(22)
HA(23)
HA(24)
HD(0)
TP_DATA300
HD(1)
HD(2)
HD(3)
HD(4)
HD(5)
HD(6)
HD(7)
HD(8)
HD(9)
HD(10)
HD(11)
HD(12)
HD(13)
HD(14)
HD(15)
OEn
ADVn
TP_CSNAND
TP_CSFLASH
TP302
TP_CSRAM
TP_LB
HA(0)
OEn
TP_WAITn
WAITn
TP_EXT
TP_BE300
BE1n
TP304
WEn
F2
E2
C3
D3
E3
E4
D4
C4
E7
F8
E9
D9
B10
C10
D10
C11
D11
F3
D5
F7
D8
D7
E8
F9
T4
P4
R5
R6
R7
R8
R9
T10
R4
P5
T5
T6
T8
T9
P9
R10
U3
M3
N3
R2
P3
L4
N4
F5
R11
E5
F4
P10
P8
R3
M4
C5
C8
E6
D6
B8
C6
G2
B5
1
2
A1
A2
A3
A10
A11
A12
B1
B2
B3
B4
B11
B12
C7
A0ROU
A1ROU
A2ROU
A3ROU
A4ROU
A5ROU
A6ROU
A7ROU
A8ROU
A9ROU
A10ROU
A11ROU
A12ROU
A13ROU
A14ROU
A15ROU
A16RU
A17RU
A18RU
A19RU
A20RU
A21RU
A22RU
A23R
DQ0ROU
DQ1ROU
DQ2ROU
DQ3ROU
DQ4ROU
DQ5ROU
DQ6ROU
DQ7ROU
DQ8ROU
DQ9ROU
DQ10ROU
DQ11ROU
DQ12ROU
DQ13ROU
DQ14ROU
DQ15ROU
/OER
AVDBO
AVDBRU
CEBO
CEBR
CLKO
CLKRU
CSBU
INTO
LBBU
MRSBU
OEBO
OEBU
RDYO
RDYR/WAITBU
RESETBO
RESETBR
UBBU
WEBO
WEBR
WEBU
WPBR
VPPR
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
VCCO
O
Q
Q
Q
Q
C
C
Q
Q
Q
Q
Q
C
C
C
C
C
C
C
C
C
C
C
V
V
C
C
C
C
C
C
C
C
C
V
V
V
V
V
V
V
V
V
UME301
Q
Q
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
S
V
V
V
V
V
V
V
V
1
2
2
9
7
9
3
6
3
1
T
V
P
U
C
B
B
U
P
MEMORY
4
0
6
0
P
6
T
3
P
T
TP602
C638
U601
C313 C314
C
6
3
9
C
6
4
0
C
6
4
1
R
2
2
1
R
2
0
6
7
0
3
P
T
T
P
_
D
A
T
A
3
0
0
TP_WAITn
R610
0
0
6
E
M
U
C633
D
H
S
N
A
N
S
C
_
P
T
P
3
2
T
0
A
L
F
S
C
_
P
T
U
M
E
3
0
1
0
8
7
9
6
7
9
6
1
F
P
V
U
U
C
B
F
R
U
U
R
U
U
R
U
U
C
C
C
C
C
C
Q
Q
Q
C
C
C
C
C
C
C
C
C
V
V
V
V
V
V
C
C
C
V
V
V
Q
Q
S
S
S
S
V
V
8
V
UME300
0
3
0
A
_
P
T
T
P
_
B
E
3
0
0
+VDD_USB_3.3V
+SIMVCC_M
+VDD_PLL_1.2V
+VDD_GSM_CORE_1.2V
5
8
2
8
9
4
7
6
1
1
1
1
E
H
U
H
H
M
L
A
H
3
B
C
C
C
C
C
C
A
B
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
V
V
V
V
V
V
V
V
PNX6508EL1/139/1A
C
E
C
C
E
E
C
C
D
D
D
D
D
D
D
D
N
N
N
N
N
N
N
N
G
G
G
G
G
G
G
G
2
1
1
7
5
7
8
9
1
1
1
1
P
E
L
D
H
K
K
K
H
3
0
5
F
C
2
0
1
C
2
1
1
R
2
0
4
C
D
D
V
E
D
N
G
0
1
M
C
D
D
V
E
D
N
G
2
1
H
7
8
U
C
U
G
C
D
D
V
E
D
N
G
0
9
1
J
J
C220
C209
+VDD_IO_LOW_1.8V
8
7
1
9
G
G
G
B
2
2
1
K
E
D
D
L
D
D
D
C
D
D
D
D
V
V
V
D
V
UCP200
E
E
E
E
D
D
D
D
N
N
N
N
G
G
G
G
0
1
8
9
1
1
L
L
J
K
R
2
1
0
C
2
0
5
+VDD_IO_HIGH_2.9V
9
7
7
J
G
K
1
1
1
E
E
E
D
D
D
D
D
D
V
V
V
E
E
E
D
D
D
N
N
N
G
G
G
3
6
0
1
1
1
L
U
U
1
0
R
2
1
1
R218
R206
C210
HA(18)
HA(19)
HA(20)
HA(21)
HA(22)
HA(23)
HFR_P_M
HFR_N_M
C
2
1
0
PMU_INT_M
DPRAM_INT_M
BT_PATH_SEL
CLKBURST
RST_SLAVE
LCD_RESET
LCD_BL_EN
EAR_SWITCH
BUS_ENABLE
SLAVE_INT
AUDIO_PATH_SEL
SD_DATA0
SD_DATA1
SD_DATA2
SD_DATA3
HD(0:15)
HA(2:17)
HDP(1)
HDP(2)
HDP(3)
HDP(4)
HDP(5)
HDP(6)
HDP(7)
HDP(8)
HDP(9)
HDP(10)
HDP(11)
HDP(12)
HDP(13)
CAM_RST
WAITn
RXD1_M
HA(24)
SD_CMD
SD_CLK
REF_ON
BT_POWER_ON
+VDD_USB_3.3V
J1
J2
K1
K2
C4
U3
B1
M2
M3
N2
K5
L4
M4
P1
BT_EN
P3
P8
R9
P18
N1
R1
U2
L5
R3
K4
R8
T9
P9
R12
R13
U17
R11
P14
R10
P10
T16
U18
VC1
T18
VC2
R18
U12
T11
R_INT
P12
T12
U11
P13
T17
P11
M1
U10
T13
R14
T14
R15
V17
T15
C11
H5
J5
B7
HD(0)
C7
HD(1)
B6
HD(2)
C6
HD(3)
A6
HD(4)
B5
HD(5)
A5
HD(6)
B4
HD(7)
A4
HD(8)
A3
HD(9)
B3
HD(10)
D6
HD(11)
C3
HD(12)
A2
HD(13)
D4
HD(14)
B2
HD(15)
C1
HA(2)
C2
HA(3)
D2
HA(4)
E5
HA(5)
D3
HA(6)
E3
HA(7)
E1
HA(8)
E4
HA(9)
E2
HA(10)
F4
HA(11)
G3
HA(12)
F3
HA(13)
H4
HA(14)
G4
HA(15)
J4
HA(16)
G5
HA(17)
V3
SIMOFFnHDP(1:13)
R4
P4
R5
U1
T5
T3
T2
T1
R2
M5
R6
P5
N5
T8
P6
R7
Y(6)
T7
Y(7)
E18
G18
F5
H17
J18
N18
N17
C
1
0
5
UCP200
R
R
2
5
0
1
8
0
+AVDD_2.6V
1
1
9
1
1
E
B
A
2
V
A
A
R
D
D
D
D
D
A
V
V
D
B
S
D
U
V
ADC1
B
S
U
ADC2
ADC3
ADC4
ADD0_BE0
BE1
ADD1_BE2
ADD18
ADD19
ADD20
ADD21
ADD22
ADD23
ADD27
GPIOA0
GPIOA1
GPIOA2
GPIOA3
GPIOA4
GPIOA5
GPIOA6
GPIOA7
GPIOA8
GPIOA9
GPIOA10
GPIOA11
GPIOA12
GPIOA13
GPIOA14
GPIOA15
GPIOA16
GPIOA17
GPIOA18
GPIOA19
GPIOA20
GPIOA21
GPIOA22
GPIOA23
GPIOA24
GPIOA25
GPIOA26
GPIOA27
GPIOA28
GPIOA29
GPIOA30
GPIOA31
GPIOB2
GPIOB5
GPIOB8
GPIOB9
GPIOB10
GPIOB11
GPIOB12
GPIOB13
GPIOC18
GPON0
GPON1
IO0
IO1
IO2
IO3
IO4
IO5
IO6
IO7
IO8
IO9
IO10
IO11
IO12
IO13
IO14
IO15
IO16
IO17
IO18
IO19
IO20
IO21
IO22
IO23
IO24
IO25
IO26
IO27
IO28
IO29
IO30
IO31
HDP0
HDP1
HDP2
HDP3
HDP4
HDP5
HDP6
HDP7
HDP8
HDP9
HDP10
HDP11
HDP12
HDP13
HDP14
HDP15
HDP16
HDP17
HFR1
HFR2
ADV
EAR1
EAR2
ANL
ANR
2
A
C
C
C
D
D
D
D
N
N
N
N
G
G
G
G
0
9
8
8
1
J
D
K
H
R
1
0
0
C
2
0
6
R
2
0
7
1
4
2
7
1
T
U
D
U
U
U
U
C
C
C
C
C
C
V
V
V
C1
NC
C12
NC
D1
NC
D12
NC
E1
NC
E10
NC
E11
DPDR
E12
NC
F1
NC
F11
NC
F12
NC
G1
NC
G3
NC
G4
NC
G9
NC
G10
NC
G11
NC
G12
NC
H1
NC
H2
NC
H3
NC
H4
NC
H9
NC
H10
NC
H11
NC
H12
NC
J1
NC
J2
NC
J3
NC
J4
NC
J9
NC
J10
NC
J11
NC
J12
NC
K1
NC
K2
NC
K3
NC
K4
NC
K9
NC
K10
NC
K11
NC
K12
NC
L1
NC
L2
NC
L3
NC
L9
NC
L10
NC
L11
NC
L12
NC
M1
NC
M2
NC
M9
NC
M10
NC
M11
NC
M12
NC
N1
NC
N2
NC
N9
NC
N10
NC
N12
NC
P1
NC
P2
NC
P12
NC
R1
NC
R12
NC
T1
NC
T12
NC
U1
NC
U12
NC
V1
NC
V2
NC
V11
NC
V12
NC
W1
NC
W2
NC
W3
NC
W10
NC
W11
NC
W12
NC
R613
BT UART : NC
BT SPI : 0 ohm
DOWNLOAD_SEL
TEMP_PRODUCT
TP303
+VDD_USB_3.3V
C205
+VDD_IO_HIGH_2.9V
DPRAM_CS_M
R204
JACK_IN
BT_IRQ
SLAVEON
R208
MASTER_INT
SIM_SEL
+VDD_IO_HIGH_2.9V
R205
THERMISTER
+VDD_SLEEP_2.9V
BOTH_HOLE
BOTH202
BOTH201BOTH200
C211
+VDD_PLL_1.2V
+VDD_IO_LOW_1.8V
R214
V200
+VDD_IO_HIGH_2.9V
+AVDD_2.6V
C208
C209
C207
C206
MES_BATT
VF
TEMP_PRODUCT
HA(0)
BE1n
HA(1)HA(18:23)
UART_CTS_M
5
0
UART_RXD_M
0
1
R202
RXD2
R216
10K
CTS2
R217
BT_INT
UART_TXD_M
UART_RTS_M
R207
RTS2
R219
TXD2
R220
SPI_SCS3
SPI_SDATIO3
CHECK_SLAVE_1
R221
SPI_SCLK3
SPI_SDATIN3
R222
R223
CAM_EN
BOTH203
BOTH205
BOTH204
ADVn
EAR1_M
EAR2_M
FM_RADIO_L
FM_RADIO_R
2
U
1
0
U100
TP304
R111
R
3
0
6
C202
T
X
E
_
P
T
B
L
_
P
T
T
P
_
C
S
R
A
M
C204
V200
R214
C301
R202
C302
R616
C207
C
2
0
8
R
3
0
5
R
R
3
2
0
1
4
8
+VDD_CAM_1.8V
+VDD_SD_3.3V
+AVDD_HFA_2.6V
C200
+AVDD_2.6V
C212
1
0
2
2
1
3
6
8
3
2
1
9
7
9
5
1
6
7
1
1
1
1
1
1
1
1
1
1
1
T
L
U
M
M
C
D
J
L
V
V
G
G
G
D
C
M
M
7
6
4
6
5
2
1
3
2
1
1
1
1
F
R
R
R
B
O
E
E
E
E
E
E
E
E
E
E
E
E
E
E
P
P
P
V
B
D
D
D
D
D
D
D
D
D
D
D
D
D
R
E
E
E
D
V
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
D
V
V
V
V
V
V
V
V
V
V
V
V
V
D
D
D
D
V
D
V
V
V
V
V
V10
AUXDAC1
V11
AUXDAC2
V12
AUXDAC3
M18
AUXMICN
M17
AUXMICP
L18
MICN
L17
MICP
V15
MICBIAS
F14
CAMDATA0
H15
CAMDATA1
K17
CAMDATA2
G15
CAMDATA3
G17
CAMDATA4
F15
CAMDATA5
F16
CAMDATA6
E12
CAMDATA7
J15
CAMCLKI
J17
CAMCLKO
G16
CAMHS
E13
CAMVS
N4
CS1
N3
CS3
P2
CS0
P15
KCOL0
N14
KCOL1
M14
KCOL2
N15
KCOL3
L14
KCOL4
K14
KROW0
K15
KROW1
M15
KROW2
J14
KROW3
L15
KROW4
J16
RFCLK1
M16
RFDO1
K16
RFEN0
R16
RFSIG0
R17
RFSIG1
P16
RFSIG2
P17
RFSIG6
N16
RFSIG7
T10
TXDP1
D12
SIMCLK
F17
SIMIO
E14
SIMPWR
D11
SIMRST
H14
SCL1
L16
SCL2
H16
SDA1
G14
SDA2
E17
VDED0
D13
VDED1
E11
VDED2
D14
VDED3
E15
VDED4
D17
VDED5
E16
VDED6
D15
VDED7
C17
VDED8
D16
VDED9
C18
VDED10
C15
VDED11
C16
VDED12
B18
VDED13
A17
VDED14
B17
VDED15
B16
VDEEOF_CLK27M
B15
VDERD
A16
VDEWR
T4
OE_R_W
V2
WE_E
A13
USBDM
A12
USBDP
B12
USBGNDA
B14
USBID
C14
R215
USBRREF
C12
USBVBUS
C10
VDECS1
D10
VDECS2
C9
VDED_C
U6
IN
V6
IP
U5
QN
V5
QP
F2
RESET
E10
RSTBB
D7
RSTEXT
H2
TRST
E8
CLK32I
D8
CKITST
L3
RTCK
J3
TCK
F1
TDI
L2
TDO
H3
TMS
V8
MCLK
B10
MCLKSEL
K3
JSEL
V14
VREF
B8
C220
FSC
A10
DCL
A7
DD
M
F
R
E
E
T
R
A
A
S
S
S
S
5
4
E
E
V
V
A
A
D
D
B
B
S
S
N
N
S
S
S
S
V
G
U
U
G
V
3
4
5
4
9
8
1
1
1
V
V
U
B
U
A
5
F
R
2
1
5
A8
DU
F
O
K
E
L
B
2
2
B
B
R
C
D
V
V
B
D
S
S
S
S
S
S
S
C
C
C
C
C
C
S
S
S
S
S
S
S
V
N
V
V
V
N
V
V
V
N
N
N
N
4
8
8
8
8
7
2
9
1
1
1
1
1
1
1
2
1
V
V
G
A
A
F
V
U
K
A
0
2
5
F
R
R
2
2
1
1
3
2
C218
KEY_COL(0)
KEY_COL(1)
KEY_COL(2)
KEY_COL(3)
KEY_COL(4)
KEY_ROW(0)
KEY_ROW(1)
KEY_ROW(2)
KEY_ROW(3)
KEY_ROW(4)
RAMP
AUXMIC_N_M
AUXMIC_P_M
MIC_N_M
MIC_P_M
P_CLK
M_CLK
HSYNC
VSYNC
CS1n_RAM
CS3n_NAND
CS0n_FLASH
RF_CLK
RF_DATA
RF_EN
TP200
BAND_SEL
PON_PA
PWREN2
PON_4208_M
TXD1_M
SIMCLK_M
SIMIO_M
SIMRST_M
LCDD(0)
LCDD(1)
LCDD(2)
LCDD(3)
LCDD(4)
LCDD(5)
LCDD(6)
LCDD(7)
LCD_FLM
LCDRD
LCDWE
OEn
WEn
USBDM_M
USBDP_M
VBUS_DETECT
LCD_CS_MAIN
LCDCD
RSTEXTn
RSTON
RSTEXTn
TRSTn_M
32KHz_DIGIT
RTCK_M
TCK_M
TDI_M
TDO_M
TMS_M
D_REF_CLK
+VDD_IO_LOW_1.8V
C201
Y(0)
Y(1)
Y(2)
Y(3)
Y(4)
Y(5)
RX_TX_IN
RX_TX_IP
RX_TX_QN
RX_TX_QP
FSC_M
DCL_M
DD_M
DU_M
U
2
0
0
U
2
0
1
C202
C216
Y(0:7)
KEY_COL(0:4)
KEY_ROW(0:4)
LCDD(0:7)
+VDD_IO_LOW_1.8V
MIC_BIAS_2.15V
+VDD_CAM_1.8V
R210
+VDD_GSM_CORE_1.2V
C203
C204
+VDD_IO_HIGH_2.9V
R211
R212
M_SCL
M_SDA
R201
C213
R203
C217
C200
R213
SCL
SDA
C215
R200
C214
C219
R209
R420
C439
U
4
0
C212
1
C203
C400
R
C
4
4
0
0
0
4
C409
C432
R
C
4
4
1
2
5
1
C415
TP200
C
2
1
6
C412
C413
C
4
0
2
C
4
0
6
C
4
2
3
C
4
1
6
4
4
4
0
0
0
1
0
2
D
D
R
4
4
4
0
0
0
0
1
3
R
4
1
0
U
4
0
R
2
4
0
8
L
L
R
C437
R418
9-4
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Flow Chart of Troubleshooting
9-3.
Charging Part
Abnormal charging part
PMU300 pin
PMU300 pin
or F500 PIN6="L"?
38(
34(
Yes
VCHG)
Yes
AUX_ON)
Yes
>4.9V
No
Resolder C309
No
Resolder or Replace F500
Check the PMU300 pin
1.4V
≒
Yes
END
46
No
Resolder C300, C303, R301, and R300
9-5
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Flow Chart of Troubleshooting
R_ANT
VBAT
V_EXT_CHARGE_IF_5V
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
IFC500
HY20-AB0310
MES_BATT
C303
+VDD_IO_HIGH_2.9V
+VDD_USB_3.3V
R500
R502
L501
L503
1
3
4
5
6
D502
2
R300
R301
C300
R504
R506
R509
C506
C507
VBAT
RXD1_IF
AUX_ON_IF
TXD1_IF
USBDP_M
USBDM_M
+VBUS_IF
EARSPK_R
EARSPK_L
EAR_SWITCH
C500
L500
C501
L502
C505
910
GND
GND
IN4
OUT4
4
8
IN3
OUT3
3
7
IN2
OUT2
2
6
OUT1
IN1
1
5
JACK_IN
RXD1
AUX_ON
TXD1
EARMIC_P
EARMIC_N
F500
+VDD_IO_LOW_1.8V
C304
+VDD_IO_HIGH_2.9V
+AVDD_2.6V
+VDD_SLEEP_2.9V
+VDD_USB_3.3V
+VDD_PLL_1.2V
PMU_INT_M
SIMOFFn
RSTON
REF_ON_PMU
PWREN2
32KHz_DIGIT
AUX_ON
C316
+VDD_SD_3.3V
+SIMVCC_M
+VDD_RX_TX_2.8V
+VCC_SYN_2.8V
V_EXT_CHARGE_5V
+VBUS
VBAT
C318
C305
C308
C309
C310
0
4
E
V
A
VSS
S
V
VISA
NTC
39
38
37
36
35
34
33
32
31
30
29
28
27
+VDD_IO_LOW_1.8V
R302
R303
C320
C312
C315
0
8
6
1
2
9
5
5
5
5
5
C317
OSC301
R304
TP305
TP306
1
OSCI
2
OSCO
3
_IRQ
4
SIMCKHC
5
_SIMRSHC
6
SIMIOHC|_SIMOFF
7
_RSTHC
8
GPO3
9
GPO2
10
GPO1
11
PWREN1
12
PWREN2
13
VSS
57
VSS
5
T
D
C
D
D
C
A
D
N
D
D
N
B
V
V
V
1
V
C
C
1
D
L
L
D
K
D
D
D
2
3
D
D
D
K
V
V
V
4
6
L
5
D
D
D
C
4
6
5
7
1
1
1
1
8
1
9
4
X
L
D
C
D
8
4
D
D
V
3
D
PM300
T
A
B
V
D
C
D
3
9
5
1
5
6
7
5
4
4
T
T
D
D
A
A
D
D
B
B
V
V
2
V
V
P
D
L
T
A
D
B
D
V
V
D
D
A
L
C
C
D
C
D
S
D
S
0
1
2
2
2
2
1
2
4
5
3
4
4
4
4
4
D
D
C
D
D
D
D
C
D
D
V
V
V
V
V
1
2
C
O
M
I
I
F
F
H
S
R
R
VCHG
USBVIN
CHGCUR
_REC2
_REC1
VBATSENSE
REFGND
REFC
MICBIAS
D
_ONKEY
D
C
D
C
S
C
K
N
N
R
O
E
E
C
I
M
I
M
M
M
M
I
I
I
I
S
S
_
S
S
S
4
5
6
4
3
5
2
2
2
2
C306
C307
C329
C311
1
BAT300
2
C319
ONKEYN
+VDD_KEY_3.3V
+AVDD_HFA_2.6V
+VDD_VIB_3.3V
C321
C330
L300
C323
SCL
SDA
+VDD_GSM_CORE_1.2V
VBAT
9-6
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
C322
C
3
0
3
R301
R300
C
3
0
0
C329
C307
C310
C312
C315
C306
C304
C305
C308
C309
C
3
1
1
OSC301
Flow Chart of Troubleshooting
C
3
1
6
C
3
R
1
3
8
0
3
C
C
3
3
2
1
0
9
0
0
6
Q
C322
C
L
3
3
0
0
C330
C321
C510
L506
2
3
5
0
D
3
L
5
0
5
C317
0
0
3
M
P
TP306
TP305
I
F
C
5
0
0
L402L403
D402 D403
C435C436
C425
C428
C
4
3
4
C410
C506
L501
R637
C429
6
2
6
R414
U
R413
C
C
4
4
2
3
2
0
R406
R500
R
R319
5
0
4
D
5
0
C
5
0
4
U
4
0
3
C327
U
3
0
0
C
5
0
3
U
6
3
8
C
4
3
8
R
4
1
9
C325
C326
L507
R
C
5
0
2
D500
R
5
0
3
C
4
0
0
1
5
9
F
C420
C440
C
4
4
1
C426
R509
R502
L
5
0
3
2
R506
5
0
C
5
0
7
D
9-7
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Flow Chart of Troubleshooting
9-4.
9-4-1
Sim Part
Master Sim
Phone can't access SIM Card
Check SIM_CLK_1 Signal on
pin3 of SIM200 inafew second
Yes
SIM300 pin
or R200="H"
After Power ON,
1
Yes
No
?
No
Resolder R200 C215 and C214
Resolder or Replace SIM200
Yes
After SIM card insert,
SIM200 pin
H(SIM_RST_1)"?
"
Check the SIM Card
2=
Yes
Yes
END
No
Replace PBA
9-8
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
SIM_IO_1
SIM_RST_1
SIM_CLK_1
SIM_VCC_1
R200
7
8
1
2
3
SIM200
7
8
99
G
Flow Chart of Troubleshooting
6
5
4
1212
11
11
1010
G
1314GG1516
R111
R
3
0
6
C202
C204
V200
R214
C301
R202
C302
R616
C215
3
0
F
1
0
U
2
U100
C207
C
2
0
8
R
3
0
5
C
1
0
5
5
C
R
1
0
0
C
2
0
6
R
2
2
0
1
1
0
C
C
2
2
0
1
5
1
UCP200
R
C
R
R
2
3
1
0
8
4
R
2
5
2
1
1
0
0
0
8
R
R
2
0
7
C220
2
0
4
C209
C214
R420
C439
C212
C203
C400
C
4
0
4
C409
C432
C
4
2
1
C415
R
4
0
0
R
4
1
5
C412
U
2
0
0
U
2
0
1
R201
C215
C213
R200
C214
C219
R203
C217
R209
C200
U
4
0
1
C413
L
C437
R418
L
4
4
0
0
0
1
D
D
4
4
0
0
0
1
U
4
0
2
C
R
4
4
0
0
2
2
C
R
4
4
0
0
3
6
C
R
4
4
2
1
3
0
C
R
4
4
1
0
6
8
1
0
F
5
R
2
1
1
R
2
1
5
0
F
2
5
R
R
2
2
1
1
2
3
C218
TP200
C
2
1
6
9-9
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Flow Chart of Troubleshooting
9-4-2
Slave Sim
Phone can't access SIM Card
Check SIM_CLK_2 Signal on
pin3 of SIM201 inafew second
Yes
SIM300 pin
or R209="H"
After Power ON,
1
Yes
No
?
No
Resolder R200 C215 and C214
Resolder or Replace SIM201
Yes
After SIM card insert,
SIM201 pin
H(SIM_RST_2)"?
"
Check the SIM Card
2=
Yes
Yes
END
No
Replace PBA
9-10
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
SIM_IO_2
Flow Chart of Troubleshooting
SIM_VCC_2
R209
SIM201
R111
R
3
0
6
C202
C204
V200
R214
C301
R202
C302
R616
1
R
2
1
5
F
C218
R
2
1
2
2
3
7
88
0
2
R
2
1
3
C218
C
2
1
6
7
99
5
TP200
F
R420
C439
C212
C203
C400
C
4
0
4
C409
C432
C
4
2
1
C415
C412
SIM_RST_2
SIM_CLK_2
C219
3
5
0
1
0
U
2
U100
C207
C
2
0
8
R
3
0
5
C
1
0
5
F
C
R
2
1
0
0
0
1
C
2
0
6
1
5
0
R
R
2
2
1
1
1
0
C
C
2
2
1
0
1
5
UCP200
R
C
R
R
R
2
5
3
2
1
1
0
1
0
0
4
8
R
R
2
2
0
0
8
7
C220
2
0
4
C209
1212
11 11
1010
13GG1415GG16
U
2
0
0
U
2
0
1
R
4
0
0
R
4
1
5
6
5
4
R201
C215
R200
C213
C214
R203
C219
C217
R209
C200
U
4
0
1
C413
L
L
R
C
4
4
0
0
2
2
R
C
4
4
0
0
3
6
R
C
4
4
1
2
0
3
R
C
4
4
0
1
8
6
C437
R418
4
4
0
0
1
0
D
D
4
4
0
0
1
0
U
4
0
2
9-11
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Flow Chart of Troubleshooting
9-5.
9-5-1
Microphone Part
Master Microphone
Microphone does not work
Yes
C412(MIC_BIAS
at Mic Active
Yes
Check MIC Connection
)="
?
H"
No
No
Resolder R404, R411, R402, R408
or
Replace C412
Resolder C416 C423, C415, C421, C432,
C500, C501, C505, l500, l502 and R415
Yes
Check the MIC
Yes
END
No
Replace the MIC
9-12
SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
Flow Chart of Troubleshooting
C401
R404
R411
R405
R412
C403
C407
C418
C427
R401
R416
C405
C408
MIC_N_S
C417
C424
C433
MIC_SEL_P_ S MIC_P_S
MIC_SEL_N_S
MIC_BIAS_2.15V
EARMIC_SEL_P_S AUXMIC_P_S
EARMIC_SEL_N_S AUXMIC_N_S
SLAVE
C609
R606
L
6
0
8
C606
C601
C605
C602
C
6
0
8
C
L
6
0
6
4
0
2
C
6
0
7
C615
C614
C
6
R614
3
7
U608
C
4
C405
0
1
R401
C403
C407
R40 4 R405 R41 1 R412
R615
C
C
4
4
C424
1
0
7
8
R416
C418
C427
U625
C635
C636
C433
C400
MIC_SEL_P_M
MIC_SEL_N_M
C412
EARMIC_SEL_P_M
EARMIC_SEL_N_M
R402
R408
R403
R410
C402
C406
C416
C423
R400
R415
C404
C409
MIC_P_M
MIC_N_M
C415
AUXMIC_P_M
C421
AUXMIC_N_M
C432
MASTER
R
6
0
2
C
6
4
2
C
6
3
4
C
6
1
7
L
6
0
3
C600
1
0
6
C
S
O
T
C
H
6
6
1
0
0
0
R
C
6
6
1
4
2
3
R
6
0
9
C
6
3
2
C
C
C
6
6
6
2
3
3
8
0
1
L606L607
U
C
P
6
0
0
C
6
0
3
R
6
0
1
9-13
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