1
1
2 2
3
3
4 4
5
5
C210
R208
SC202
C239
G202
G203
G201
L292
C251
R204
C243
R291
G
5
1
IN
4
OUT
L208
F203
G
2
G
3
R205
4 5
G G
7 8
G
9
G
RX 1
3 TX
4
4
5 5
DUF201
6
ANT
2
G G
SC201
1 1
2
2
3 3
C215
4 5
G
7
G G
8 9
G
1
RX
3 TX
DUF200
6
ANT
2
G G
TP207
L293
C237
L295
C236
C246
L298
TP201
C203
C259
C202
R202
C230
R203
C227
G208
G205
L210
C253
C211
TP206
C223
TP200
N6
3_TXIN
3_TXIP
N7
N8 2_AUXCLK
N9
3_VDD1V_1
C249
N10 2_VRF
2_VBATT
N11
N12
3_TXOUTBAND1N N13
3_TXOUTBAND1P
N2
3_VDD3
N3
2_SYSCLK
N4
3_TXQP
N5
3_TXQN
M3
2_STROBE
M4 2_RXTXDATA
M5
2_SYSCLKEN
M6
2_AUXCLKEN
M7
NC
M8
3_LDOINPA
M9
3_DCDCSENSE
N1
3_DCDCVBATT
L2
GND
L3
2_CTRLDATA
M1
2_VIO
M10
2_SW3
M11
2_SW2
M12
2_SW1
M13
3_TXOUTBAND2N
M2
2_RXTXEN
K6
GND
K7
GND
K8
GND
K9
GND
L1
3_DCDCOUT
L11
2_SW0
L12
GND
L13
3_TXOUTBAND2P
J9
GND
K1
3_VDD3_TXSYN
K11
2_PAMODE
K12
GND
K13
3_TXOUTBAND5N
K2
GND
K3
2_CTRLCLK
K5
GND
J12
GND
J13
3_TXOUTBAND5P
J2
GND
J3
2_CTRLEN
J5
GND
J6
GND
J7
GND
J8
GND
H3
3_LDOINMAIN
H5
GND
H6
GND
H7
GND
H8
GND
H9
GND
2_XTAL1
J1
J11
2_PAEN
G7
GND
G8
GND
G9
GND
H1
2_XTAL2
H11
2_PABAND
H12
NC
2_VDD_BB
H13
H2
GND
G1
2_VDD_SYHF
G11
GND
G12
GND
G13
3_RXINBAND1
G2
NC
G3
GND
G5
GND
G6
GND
3_RXINBAND2
F2
NC
F3
3_LDOINSYN
F5
GND
F6
GND
F7
GND
F8
GND
F9
GND
E5
GND
GND
E6
E7
GND
E8
GND
E9
GND
F1
3_TCXOIN
F11
2_RAMPOUT
F12
GND
F13
D8
GND
GND
D9
E1
3_VDDDIGCORE
E11
3_RESETN
E12
GND
E13
3_RXINBAND5
E2
GND
E3
GND
D11
3_SPIEN
GND
D12
D13
3_VDD1V_2
D2
GND
D3
2_XMODE
D5
GND
D6
GND
D7
GND
B9
GND
3_RXQN
C1
C11
3_SPIDATA
C12
GND
C13 2_RFOL
C2
GND
C3
GND
D1
3_RXQP
B13
VDD_BALUN
B2
3_VDD1V_3
B3
NC
B4
GND
B5
GND
B6
GND
B7
GND
B8
GND
A6
2_RFIEP
A7
2_RFIDN
A8
2_RFIDP
A9
2_RFIPN
B1
3_RXIN
B10
GND
B11
3_SYSCLKEN
B12
3_SPICLK
A10 2_RFIPP
A11
3_SYSCLKOUT
A12
3_VDDDIGIO
A13
2_RFOH
A2
3_VDD3_RXSYN
A3
2_RFIAN
A4
2_RFIAP
A5
2_RFIEN
U200
1
NC
2
NC
A1
3_RXIP
TP205
C240
C248
C245
L212
C260
C209
L297
L294
L200
L214
TP203
TP204
L296
C242
C219
R212
C250
R206
L203
C204
2
GND
3
OUT
4
VCC
VCON
1
R209
C220
V_BATT
C201
C238
C231
C224
C229
L291
C252
PGND
VIN
3
U201
5
AGND
EN
1
LX
4
2 OUT
8
PGND
PGND 7
6
C241
L213
C247
C225
R207
L204
C222
C206
C244
C256
L211
TP202
G200
C226
C214
C218
TA200
G204
L205
12
VCC
VCCA 11
1 VEN_900
VEN_IMT
7
VMODE1
3
VMODE2
0
1
5
GND
9
GND
GND
15
RFIN_900
2
6 RFIN_IMT
RFOUT_900 13
RFOUT_IMT 8
4 VBATT
PAM200
14
GND
C234
C232
L201
C255
C257
C235
C254
L216
R211
L215
C217
C291
L209
C207
3G_RX_BAND1
V_BATT
VRF_1.5V_DCDC
DCDC_EN
3G_TX_BAND1
PCS_RX_N
PCS_RX_P
GSM900_RX_P
GSM900_RX_N
DCS_RX_N
DCS_RX_P
3G_TX_BAND8
3G_TX_BAND1
3G_RX_BAND8
GSM850_RX_P
GSM850_RX_N
3G_RX_BAND8
VRF_1.5V_DCDC
V_BATT
CLK26M_RF
RFST
SYS_CLK_WLAN
VRF_4228
PC
BB_CLK
VCXOPWR_2.8V
UMTS_AFC
3G_RX_BAND1
3G_SBDT
3G_SBCK
3G_SBST
CLK26M_RF
3G_RST
G_DIGRF_DATA
XTAL_PD
V_BATT
3G_RX_I_P
3G_RX_Q_N
3G_RX_Q_P
3G_RX_I_N
3G_TX_Q_N
3G_TX_Q_P
3G_TX_I_N
3G_TX_I_P
GSM_TX_IN
DPCS_TX_IN
G_DIGRF_TXEN
SBST
VDDAUX1_2.9V
VRF_U_2.8V
VRF_4228
VRF_4228
SBCK
SBDT
3G_TX_BAND8
UMTS900_ANT
UMTS2100_ANT
PAM_BAND8_EN
PAM_BAND1_EN
PAM_R1
Service Schematics
Main Ant
GSM Tx
GSM850 Rx
D/PCS Tx
DCS Rx
PCS Rx
WCDMA 1 Tx
WCDMA 1 Rx
GSM900 Rx
WCDMA 8 Tx
WCDMA 8 Rx
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.
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