Samsung S7250D Service Manual
2
L
H
E
8
GSM1800/1900 RX
GSM_ANT_SEL3
A
DCXO
DCS/PCS TX
L
DD
C
H
H
11
L
CONTROL
GSM_ANT_SEL0
STNFBY
H
8 106
L
GSM_ANT_SEL1
H
2
H
L
12
UMTS 900 TRX, GSM900 RX
B
GSM850/900 RX
TRANSCEIVER
6
L
F
G
1 12
1
L
L
11
L
H
L
L
54 9 10
9
HH
3
GSM850/900 TX
L
C
H
F
7
L
5
A
E
3
GSM_ANT_SEL2
L
UMTS 2100 TRX
H
L
H
G
7
L
L
B
L
4
C123
C129
L119
L133
C118
L124
C111
L134
4
GND
ISO
8
RFIN
2 9
RFOUT
3
VBP
VCC11VCC2
10
5
VEN
VMODE
PAM102
CPL
6
GND
7
11
1
1
2
2
3
3
4
4
5
5
SC100
ONBOARD-CLIP-9
C126
R105
C100
GSM1800_OUT
6
GSM1900_OUT
GSM1900_OUT
7
IN
1
R120
F103
2
G
G
3
4G5
G
G
10
8
GSM1800_OUT
9
1005
ANT101
1
1
2
2
L139
R107
C120
7
9
G
1
RX
8
RX
3
TX
F102
ANT
6
2
G
G
4
5
G
G
2
2
R119
ANT100
1
1
L107
L110
UMTS2100_PA_EN
OSC100
4
2 1
3
L141
L137
1005
VRF_1.8V
V100
L123
C101
C108
L112
L111
C146
VBAT
L100
L116
L136
R103
L121
TX_EN
21
VBATT
18
22
VRAMP
C112
19
GPCTRL1
17
GPCTRL2
5
RFIN_HB
3
RFIN_LB
RX1
10
11
RX2
TRX1
12
TRX2
13
GND
4
6
GND7GND
GND
8
9
GND15GND
GND
16
GPCTRL0
20
PAM100
14
ANT
GND
1
GND
23
24
GND
GND
2
R113
C130
L114
L122
1005
C125
TP_PAM_R1
C127
C133
4
4
5
5
L125
ONBOARD-CLIP-9
SC102
1
1
2
2
3
3
C114
R104
R101
L127
UMTS900_PA_EN
TP_PAM_R2
VSS_DCXO
XTALN
K8
K9
XTALP
L120
K1
VSS_RF
K10
VSS_DCXO
TX_HB2
K2
K3
VLDO_TXLO
VLDO_TXBB
K4
K5
VDD1P2_TXVCO
VSS_RF
K6
K7
ANA_SYS_CLK2
J2
VDD1P2_TX
J3
VSS_RF
VDD1P8_TX
J4
VSS_RF
J5
J6
VDD2P7_TX
VDD2P7_DCXO
J7
J8
VLDO_DCXO
ANA_SYS_CLK1
J9
TXD0
VDD1P8_DIG
G7
G9
SYSCLK
TX_LB2
H1
ANA_SYS_ENA1
H10
VSS_RF
H2
H9
VSSO|VSSC
TX_HB1
J1
J10
F7
VLDO_DIG
F9
RFST_SLOTEN
TX_LB1
G1
G10
SYSCLK_EN
G2
VDD2P7_TX
G4
VDET
ANA_SYS_ENA2A
G5
G6
TEST_MODE
SRI_E
E7
E9
CLK_CX8
F1
VSS_RF
F10
RTXEN_TXD2
VSS_RF
F2
ANA_TEST4
F4
F5
ANA_SYS_ENA2B
SRI_D
F6
D7
BGR_V07
D9
RXD1
VDD1P8_RX
E1
E10
RTXDATA_TXD1
E2
VLDO_RXBB
E4
ANA_TEST2
ANA_TEST3
E5
E6
C10
RXD0
C2
RXN_LB1
SRI_C
C9
D10
RXD2
RXP_LB1
D2
VDD2P7_RX
D4
D5
ANA_TEST1
BGR_EXT_RES
D6
B3
RXN_HB2
B4
RXP_HB2
B5
VSS_RF
B6
VLDO_RXLO
B7
VDD1P8_RX
VLDO_RXVCO
B8
B9
VSSO|VSSC
RXP_LB2
C1
RXN_HB3
A5
A6
RXP_HB3
VDD2P7_RX
A7
A8
VSS_RF
VSSO|VSSC
A9
B1
RXN_LB2
RST_N
B10
VDD1P2_LNA
B2
1NC2
NC
VSS_RF
A1
A10
VSSO|VSSC
A2
RXN_HB1
RXP_HB1
A3
U100
R114
5
5
VBAT
1005
ONBOARD-CLIP-9
SC101
1
1
2
2
3
3
4
4
C105
C109
L108
L118
R109
L138
C135
1.0nHL131
R102
0603
TP_SRI_DATA
L135
L132 22nH
R108
G24G
G
5 7
G
G
9
RX
1
8
RX
TX
3
F100
ANT
6
C134
L129
C1G
3
4
G
C122
RFS100
A
2
1106
L115
C128
C116
F101
2G5
G
1
IN
3
OUT
OUT
4
C149
1106
VBAT
C113
R110
VRF_2.7V
L126
R106
C115
C145 C103
SC104
1
1
2
2
3
3
4
4
SHIELDCAN-GTS7250
L113
L105
L101
L104
C144
C124
L117
RFIN
2 9
RFOUT
3
VBP
1
VCC1 VCC2
10
5
VEN
VMODE
4
PAM101
CPL
6
7
GND
GND
11
ISO
8
R100
L130
5
5
C148
VRF_2.7V
SC103
ONBOARD-CLIP-9
1
1
2
2
3
3
4
4
C143
L128
VRF_2.7V
1.0nH
C147
C119
C132
L109
C131
UMTS2100_TX
DPCS_TX_IN
GSM_TX_IN
RFST2G_MTSLOTEN3G
TXDATA3G0
RTXDATA2G_TXDATA3G1
RTXEN2G_TXDATA3G2
SRI_EN
UMTS2100_TX
UMTS900_TX
UMTS900_GSM900_ANT
UMTS2100_ANT GSM_ANT_SEL2
PAM_R2
PAM_R1
PAM_R2
PAM_R1
UMTS2100_PA_EN
UMTS900_PA_EN
DCS_RX_N
DCS_RX_P
PCS_RX_N
PCS_RX_P
DCS_RX_N
DCS_RX_P
GSM_ANT_SEL0
DPCS_TX_IN
GSM_TX_IN
PAM_VRAMP
GSM850_RX_P
GSM850_RX_N
UMTS900_GSM900_RX_P
UMTS2100_RX1
UMTS2100_RX2
UMTS2100_ANT
GSM_ANT_SEL3
GSM_ANT_SEL1
GSM850_RX_P
GSM850_RX_N
PCS_RX_N
PCS_RX_P
PA_TEMP
UMTS900_GSM900_ANT
UMTS900_GSM900_RX_N
SRI_DATA
PC1
GPS_CLKREQ
BB_26MCLK
UMTS900_TX
GPS_26MHZ_CLK
UMTS2100_RX2
UMTS2100_RX1
SOFT_RST_N
RXDATA3G0
UMTS900_GSM900_RX_P
SRI_CLK
RXDATA3G2
UMTS900_GSM900_RX_N
RXDATA3G1
CLK_CX8
SAMSUNG PROPRIETARY
THIS DOCUMENT CONTAINS CONFIDENTIAL
PROPRIETARY INFORMATION THAT IS
SAMSUNG ELECTRONICS COS PROPERTY.
DO NOT DISCROSE TO OR DUPLICATE FOR OTHERS
EXCEPT AS AUTHORIZED BY SAMSUNG.
ANT
GSM850 RX
GSM850/900 TX
DCS/PCS RX
DCS/PCS TX
BLUETOOTH/WIFI
FM RADIO
GPS
SPEAKER
RECEIVER
MAIN MIC
EARPHONE
EAR MIC
CAMERA
SIM
LCD
CLOCK
POWER ON
WCDMA B1 TRX
WCDMA B8 TRX_
GSM900 RX
8
G
7
3 4
B
11
B
H
D
10
3 4
D
2
BT/WIFI ANT SWITCH
5 6
5
F
G
C
C
10
7
9
E
F
H
6
8
12
A
11 12
1
A
WI-FI GPS BT FM
E
9
1 2
L217
C204
C208
C200
3
GND2
IN
4 2
OUT
C209
VDD_FM
F200
GND1
1
C202
R214
L210
C227
C231
I2S_DI
C218
R217
R200
C238
VIN_LDO
R215
R203
TP_GPS_RST_N
VDD_LN
L219
VIN_LDO
L218
R213
L214
1005
G2G3G
5
1
IN
4
OUT
I2S_WS
F201
TP_BT_UART_RXD
R212
1
1
2
2
C224
ANT201
C219
C233
F5
VDD_PRE
F6
GPS_RFIP
G1
GPS_VSSLNA
G2
GPS_AUXOP
G3
REF_CAP
G4
VDD_BAT
G5
REGPU
G6
E3
AVSS
E4
VDD_AUXIN
E5
TM2
E6
GPS_VSSIF
F1
GPS_VDDLNA
F2
GPS_VDDIF
F3
VDD1P2_GRF
F4
VDD1P2_CORE
D1
ADCP
D2
VSSD3VSS
D4
LPO_IN
D5
VDDC
D6
ADCN
E1
GPS_VDDPLL
E2
VDD_AUXO
B5
RST_N
B6
VDDADC
C1
VSSADCC2VSS
C3
C_GPIO_4
C4
C_GPIO_3
C5
C_GPIO_5
C6
TCXO
A3
C_GPIO_2
A4
GPS_CAL
A5
VDDO_18
A6
D_GPIO_1
B1
D_GPIO_0
B2
C_GPIO_1
B3
VDDC
B4
C_GPIO_0
BCM4751IUB2G
U201
NC1NC
2
D_GPIO_4
A1
D_GPIO_3
A2
D_GPIO_2
2
R201
ANT200
1
1
2
L211
C226
R210
VOUT_3.3V
TP_BT_UART_TXD
VIN_LDO
C206
C205
TP_WLAN_RST_N
C211
L220
C230
C251
TP_GPS_200
C210
U203
ENABLE
5
GND
1
2
GND
RF_IN
3
6
RF_OUT
4
VCC
C240
C245
OUT
4
L201
VDD_CORE
F202
2G3G5
G
IN
1
C222
TP_WL_HOST_WAKE
L205
VMEM_1.8V
VDD_BT
VOUT_3.3V
R219
VBAT
C237
TP_GPS_UART_RTS
C246
L213
C207
R221
SDIO_DATA_2
M9
VOUT_CLDO
SR_PVSS
M12
SR_VLX
M2
RF_SW_CTRL_1
M3
RF_SW_CTRL_0
M4
RF_SW_CTRL_6
M5
SDIO_DATA_1
M6
SDIO_CLK
M7
SDIO_CMD
M8
RF_SW_CTRL_4
L5
JTAG_SEL
L6
WL_VDDC
L7
SDIO_DATA_0
L8
SDIO_DATA_3
L9
WL_REG_ON
M1
RF_SW_CTRL_5
M10
VIN_LDO
M11
BT_VDDC
K9
BT_REG_ON
L1
HSIC_DATA
L10
VOUT_LNLDO1
L11
SR_VLX
L12
SR_VDDBAT1
L2
HSIC_RREF
L3
RF_SW_CTRL_2
L4
SR_VDDBAT2
K12
SR_VDDBAT1
K2
HSIC_AVSS
K3
RF_SW_CTRL_7
K4
VDDIO_RF
K5
RF_SW_CTRL_3
K6
WL_VDDIO
K7
VDD_ISLAND
K8
VSSCJ5VSSCJ6VSSC
J7
BT_VDDIO
J8
BT_VDDC
J9
EXT_SMPS_REQ
K1
HSIC_STROBE
K10
PMU_AVSS
K11
BT_I2S_WS
H9
BT_I2S_DO
J1
HSIC_AVDD12
J10
EXT_PWM_REQ
J11
VOUT_3P1
J12
VOUT_3P3
J2
WL_VDDC
J3
WL_GPIO_3
J4
BT_GPIO_1
H12
BT_GPIO_3
H2
WL_GPIO_0
H3
WL_GPIO_2
H4
WL_GPIO_6
H5
WL_GPIO_5
H6
WL_VDDC
H7
LPO
H8
WL_GPIO_4
G5
BT_PCM_OUT
G6
VSSCG7VSSCG8VSSC
G9
BT_I2S_CLK
H1
WL_GPIO_1
H10
BT_GPIO_5
H11
BT_VDDC
F9
BT_GPIO_0
G1
WRF_XTAL_ON
G10
BT_I2S_DI
G11
BT_GPIO_4
G12
BT_GPIO_2
G2
WRF_XTAL_GND
G3
WRF_XTAL_VDD1P2
G4
BT_TMO
F12
BT_CLK_REQ_OUT
F2
W
RF_TCXO_IN
F3
WRF_AFE_GND
F4
BT_PCM_IN
F5
BT_PCM_SYNC
F6
BT_UART_RTS_N
F7
WL_VDDC
F8
WRF_RES_EXT
E5
BT_PCM_CLK
E6
BT_UART_RXD
E7
BT_UART_TXD
E8
BT_CLK_REQ_MODE
E9
FM_VSS
F1
WRF_XTAL_OP
F10
BT_RTS_N
F11
BT_CLK_REQ_POL
D9
BT_PLLVSS
E1
WRF_TCXO_VDD
E10
FM_VDD2P5
E11
FM_VSSVCO
E12
FM_RXP
E2
WRF_VCO_GND
E3
WRF_VDDAFE_1P2
E4
FM_RFVSS
D12
FM_RXN
D2
WRF_VDDANA_1P2
D3
WRF_VCOLDO_OUT_1P2
D4
WRF_GPIO_OUT
D5
WRF_G_TSSI_IN
D6
BT_UART_CTS_N
D7
BT_CLK_REQ_IN
D8
WRF_PADRV_VDD
C5
WRF_PADRV_GND
C6
WRF_GNDLNA_2G
C7
BT_IFVSSC8BT_VSSC9BT_VCOVSS
D1
WRF_VDD_VCOLDO_IN_1P8
D10
FM_PLLVSS
D11
BT_FEVSSB9BT_RFVSS
C1
WRF_LOGEN_A_VDD1P2
C10
FM_VSSAUDIO
C11
FM_IFVDD1P2
C12
FM_RFVDD_1P2
C2
WRF_LOGEN_A_GND
C3
WRF_ANA_GND
C4
FM_VDDAUDIO
B12
FM_TX
B2
WRF_GNDLNA_5G
B3
WRF_A_TSSI_IN
B4
WRF_GNDPA_5G
B5
WRF_GNDPA_2G
B6
WRF_VDDLNA_1P2_2G
B7
BT_IFVDD1P2
B8
WRF_VDDPA_2G
A5
WRF_RFOUT_2G
A6
WRF_RFIN_2G
A7
BT_PAVDD3P3
A8
BT_RF
A9
BT_LNAVDD1P2
B1
WRF_VDDLNA_1P2_5G
B10
BT_PLLVDD1P2
B11
NC2NCA1WRF_RFIN_5G
A10
BT_VCOVDD1P2
A11
FM_AOUT1
A12
FM_AOUT2
A2
WRF_RFOUT_5G
A3
WRF_VDDPA_5G
A4
U202
1
C216
9
10NC11
NC
RF_GND
2
7
WLAN_RX
1
WLAN_TX
VOUT_3.3V
5
ANT
BT
3
CTL1
6
8
CTL2
CTL3
4
GND
U200
C235
VBAT
L204
U803
C203
C229
VDD_WRF
OSC201
2431
VCC
R216
1
GND
3
GND
NC5NC
2
4
OUT
6
C242
VDD_LN
OSC200
VMEM_1.8V
VBAT
VDD_AUXO
I2S_CLK
C201
C236
VBAT
C250
TP_BT_UART_CTS_N
TP_BT_UART_RTS_N
VMEM_1.8V
VMEM_1.8V
VOUT_3.1V
TP_GPS_UART_CTS
L212
TP_BT_VREG_EN
VOUT_3.1V
TP_BT_RST_N
VDD_WRF
C234
I2S_DO
VDD_WRF
C215
R220
VMEM_1.8V
VDD_AUXO
VDD_CORE
C225
C212
TP_GPS_UART_TXD
L208
VDD_CORE
C241
C248
C249
L215
C217
L203
C239
VDD_BT
L202
TP_GPS_UART_RXD
VDD_LN
VDD_AUXO
C214
VDD_FM
C213
SDIO_D(0)
SDIO_D(3)
WLAN_RST_N
SW_WLAN_RX
SW_BT
SDIO_D(1)
SDIO_CMD
SDIO_D(2)
I2S_DI
XTAL_IN
XTAL_OUT
WL_HOST_WAKE
SW_WLAN_TX
GPS_LNA_ON
GPS_LNA
UART_TXD
BT_PCM_CLK
UART_RTS_N
BT_RF
FM_R
FM_L
GPS_LNA
I2S_DO
I2S_WS
BT_HOST_WAKE
I2S_CLK
BT_PCM_OUT
BT_WAKE
UART_CTS_N
BT_PCM_SYNC
BT_PCM_IN
BT_RST_N
UART_RXD
XTAL_IN
XTAL_OUT
BT_VREG_EN
SW_BT
BT_RF
WLAN_RX
WLAN_TX
SDIO_CLK
WLAN_RX
WLAN_TX
FM_IN
CLK32K
GPS_UART_CTS
GPS_UART_RXD
GPS_UART_TXD
GPS_LNA_ON
SW_WLAN_TX
SW_WLAN_RX
GPS_RST_N
GPS_EN
GPS_26MHZ_CLK
CLK32K
GPS_UART_RTS
SAMSUNG PROPRIETARY
THIS DOCUMENT CONTAINS CONFIDENTIAL
PROPRIETARY INFORMATION THAT IS
SAMSUNG ELECTRONICS COS PROPERTY.
DO NOT DISCROSE TO OR DUPLICATE FOR OTHERS
EXCEPT AS AUTHORIZED BY SAMSUNG.
ANT
GSM850 RX
GSM850/900 TX
DCS/PCS RX
DCS/PCS TX
BLUETOOTH/WIFI
FM RADIO
GPS
SPEAKER
RECEIVER
MAIN MIC
EARPHONE
EAR MIC
CAMERA
SIM
LCD
CLOCK
POWER ON
WCDMA B8 TRX_
GSM900 RX
WCDMA B1 TRX
rf51|ecad16|10.244.89.235|20110725-102639rf51|ecad16|10.244.89.235|20110725-102639
H
D
E
F
A
C
4 5
4
2
G
B
11 12
1
3 10
10
D
E
3
NFC chip
8 9
H
1 6 7 8
5 11 12
A
9
B
C
F
G
NFC ANTENNA PAD
6 72
C312
C311
C313
C320
C324
C323
H6
TX1
H7
TX2
H8
TVSS2
G6
PF2
G7
PMU_GND
G8
TVDD
H1
RFU3
H2
AUX2
H3
AVSS2
H4
RX
H5
TVSS1F6DCDC_VSS
F7
TVDD_OUT
F8
VUP
G1
AVDD_IN
G2
AUX1
G3
AUX4
G4
VMID
G5
PF1
E6
RFU2
E7
SIGIN
E8
LX
F1
XTAL2
F2
AVDD_OUT
F3
AUX3
F4
IFSEL1
F5
IFSEL2
D6
EXT_SW_CTRL
D7
SIGOUT
D8
VBAT
E1
XTAL1
E2
AVSS1
E3
GPIO0
E4
IF0
E5
TDO
C6
NRESET
C7
SWP
C8
SVDD
D1
VCO_VDD
D2
DVSS
D3
GPIO1
D4
IF3
D5
TDI
B6
NOCI
B7
VEN
B8
SIMVCC
C1
VDHF
C2
GPIO3
C3
GPIO2
C4
IF2
C5
TCK
A6
TMS
A7
RFU1
A8
PMUVCC
B1
GPIO4
B2
GPIO5
B3
GPIO6
B4
IF1
B5
PVSS1NC2NC
A1
GPIO7
A2
IFSEL0
A3
IRQ
A4
PVDD
A5
DVDD
2
43
1
PN5441A2ET/C2
U301
Q300
D3
G
1
S
2
OSC300
C310
C316
VMEM_1.8V
C317
2
3
3
VMEM_1.8V
ANT300
1
1
2
C319
C321
C322
VBAT
C305
NFC_SIMVCC
C301
VMEM_1.8V
VSIM_3.0V
C300
C306
R302
VMEM_1.8V
C307
VMEM_1.8V
L301
R304
C318
R305
C309
C314
L300C308
10PF
R300
R301
C303
C302
C304
R303
3
ANT301
1
1
2
2
3
NFC_L2
NFC_PVDD
NFC_ANT1
NFC_ANT2
NFC_ANT1
NFC_ANT2
NFC_TX1
NFC_TX2
NFC_TX1
NFC_L1
NFC_RFIN1
NFC_RFIN2
NFC_TX2
NFC_SWP
NFC_SCL
NFC_CLK_IN
NFC_CLK_OUT
NFC_RFIN2
NFC_L1
NFC_L2
NFC_RFIN1
NFC_CLK_IN
NFC_CLK_OUT
NFC_EN1
NFC_PVDD
NFC_EN
NFC_IRQ
NFC_FIRM
NFC_EN1
NFC_SDA
SAMSUNG PROPRIETARY
THIS DOCUMENT CONTAINS CONFIDENTIAL
PROPRIETARY INFORMATION THAT IS
SAMSUNG ELECTRONICS COS PROPERTY.
DO NOT DISCROSE TO OR DUPLICATE FOR OTHERS
EXCEPT AS AUTHORIZED BY SAMSUNG.
ANT
GSM850 RX
GSM850/900 TX
DCS/PCS RX
DCS/PCS TX
BLUETOOTH/WIFI
FM RADIO
GPS
SPEAKER
RECEIVER
MAIN MIC
EARPHONE
EAR MIC
CAMERA
SIM
LCD
CLOCK
POWER ON
WCDMA B1 TRX
WCDMA B8 TRX_
GSM900 RX
NFC
rf51|ecad16|10.244.89.235|20110725-102641rf51|ecad16|10.244.89.235|20110725-102641
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