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SAMSUNG CONFIDENTIAL
THIS DOCUMENT CONTAINS CONFIDENTIAL
PROPRIETARY INFORMATION THAT IS
SAMSUNG ELECTRONICS CO S PROPERTY.
DO NOT DISCLOSE TO OR DUPLICATE FOR OTHERS
EXCEPT AS AUTHORIZED BY SAMSUNG.
VWLAN_3.3V
C221
C217
C253
VWLAN_1.8V
C262
C255
WLAN_RST_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
BT_CLK_REQ
BT_HOST_WAKE
BT_PRIORITY
WLAN_ACTIVE
BT_ACTIVE
BT_PCM_OUT
BT_PCM_IN
BT_PCM_CLK
BT_PCM_SYNC
C247
FM_LOUT
FM_ROUT
BT & FM COMBO
GT-B6520 SERVICE SCHEMATICS
VREG_MSMP_2.6V
C200
C202
C203
C205
C206
VWLAN_1.8V
C209
C208
C218
4
1
H1
XPABIAS5
K11
G1
DREG_OUT
XPABIAS2
J11
SREG_OUT
F1
ANTC
L8
F2
PAREG_VDD33_OUT
ANTA
E1
ANTD
L7
G2
PAREG_BASE
ANTB
L11
VREG
A5
RF2OUTP
VWLAN_3.3V
L10
A6
SWREG_OUT
RF2OUTN
L9
SWREG_OUT
A1
RF2INP
K9
A2
VBATTERY_42
RF2INN
K8
VBATTERY_42
A7
RF5OUTP
K6
A8
PM_MODE
RF5OUTN
K7
PM_ENABLE
A3
U201
RF5INP
TP_WLAN_RST
K10
A4
CHIP_PWD
RF5INN
R201
K4
D1
GPIO_0
BIASREF
L4
GPIO_1
K5
B1
GPIO_2
BT_RX_OUT
L5
GPIO_3
L6
H2
GPIO_4
ANTE
E11
GPIO_5
E10
F11
GPIO_6
GPIO_13
D11
F10
GPIO_7
GPIO_14
D10
C11
GPIO_8
GPIO_15
H11
B11
GPIO_9
GPIO_16
H10
B10
GPIO_10
GPIO_17
G11
A11
GPIO_11
GPIO_18
G10
A9
GPIO_12
GPIO_19
L1
B9
GPIO_24
GPIO_20
L2
A10
GPIO_25
GPIO_21
B8
GPIO_22
C232
C233
C234
C236
C237
C238
VBT_2.6V
C257
B4
AIO1
C235
A7
B1
BT_RF_TRX
PIO0
BT_RF
B6
PIO1
G3
F1
PIO2|CLK_REQ_OUT
FM_RX
H4
H1
PIO3|CLK_REQ_IN
FM_TX_N
TP204
H6
G1
PIO4
FM_TX_P
G4
PIO5
TP205
D4
D6
PIO6
UART_RX
BT_UART_TXD
E4
D7
TP206
BT_UART_RXD
PIO7
UART_TX
TP207
E7
UART_CTS
BT_UART_RTS
TP208
G6
E6
TP209
PCM1_IN|SPI_MOSI
UART_RTS
BT_UART_CTS
TP210
H7
PCM1_OUT|SPI_MISO
TP211
G5
H5
SLEEP_CLK
PCM1_CLK|SPI_CLK
SLEEP_CLK
TP212
F5
PCM1_SYNC|SPI_CS#
C254
H3
A3
SPI_PCM#_SEL
SYS_CLK|XTAL_IN
U203
R208
B7
A4
PCM2_IN
VREGIN_H
B5
A5
R207
PCM2_OUT
VREGOUT_H
C6
F4
PCM2_CLK
VREG_ENABLE_RST#
BT_RST_N
C5
PCM2_SYNC
C2
NC
F3
D5
AUDIO_IN_L
NC
E3
E5
AUDIO_IN_R
NC
1
NC
E2
2
AUDIO_OUT_L
NC
C248
E1
C245
C246
C250
AUDIO_OUT_R
< RF Part 2 >
BALUN-TX
VWLAN_3.3V
OSC200
C210
3
2
C261
BAL2
DC 2
4
C213
BAL1
UNBAL
6
1
ANT_SEL_C
F201
C212
ANT_SEL_B
BAL
GND|DC|RFGND
3
4
C226
BAL
UNBAL
2
1
F202
L210
BALUN-RX
C244
ANT_SEL_E
WLAN_SD_DATA(0)
WLAN_SD_CLK
VREG_MSMP_2.6V
WAKE_ON_WLAN
WIFI
L217
FM_ANT
C243
L218
R210
BT_CLK26
10
NC
F200
11
6
U205
ANT_SEL_B
NC
CTL1
C258
1
5
4
1
WLAN_TX
ANT
C214
OUT
IN
G
G
G
2
RF_GND
5
3
2
C256
L200
L203
BT, WIFI ANT
TRUTH TABLE
V1
RF1 (WIFI_RX)
H
RF2 (WIFI_TX)
L
RF3 (BT_RTX)
L
VREG_RFRX1_2.7V
GPS_LNA_ON
C230
R205
C231
ANT201
1
C239
2
RFOUT 10
C240
1
RFIN
U202
2
2
L201
C260
GPS LNA
GPS
Bluetooth
WIFI TX
WIFI RX
FM Radio
ANT200
1
1
C215
2
2
C259
L204
V2
V3
L
L
H
L
L
H
C241
RX_GPS
L216
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