Samsung GT-B7300 Service Manual page 104

1 2
A
VREG_RFRX2_2.7V
L202
B
C201
ANT202
C215
2
2
1
1
C226 C232
C
D
OSC200
4 3
1 2
XTAL_OUT_W
E
C207
OSC201
4 3
1 2
XTAL_OUT_B
F
C218
V_BAT VCOMBO_3.3V
U202
G
1
6
COMBO_EN EN2 VOUT2
2
5
VIN VOUT1
3
4
VSS
EN1
7
C221 C222
H
1 2
3 4 5
GT-B7300 Service schematic diagram
FM_INT
L200
GLNA_ON
R201
C228
1 RFOUT 5
RFIN RX_GPS
C231
C225
U200
ANT201
XTAL_IN_W
4 3 2 1
C206 R205
C235
C237 C238
XTAL_IN_B
C219
VCOMBO_1.8V
VCOMBO_3.0V
U203
1 VOUT 4
VDD
C223
2
3
CE
GND
C202 5
3 4 5
6 7
R202
VAP_SYS_3.0V
C203
1 12
NC ROUT
C234
FM_ANT 2 GND 11
FMI
U201
3 RFGND VD 10
4 9
FM_nRST
_RST RCLK
FM_SCL
FM_SDA
VCOMBO_3.3V VCOMBO_3.3V
VCOMBO_1.8V
R206
R207
20
PCM_CLK
19
9
PCM_IN
PIO0
15 17
PIO1 PCM_OUT
18
7
PCM_SYNC
PIO2
8
PIO3
14 22
PIO4 UART_CTS
24
UART_RTS
6 23
GPIO0 UART_RX
46 21
MOD200
GPIO1 UART_TX
32
GPIO5
33 29
GPIO6 XTAL_IN_B
30
XTAL_IN_W
39 28
WLAN_SPI_nCS
SD_D0|SPI_SCSN XTAL_OUT_B
38 31
WLAN_SPI_RXD
SD_D1|SPI_SDO XTAL_OUT_W
37
WLAN_HOST_WAKE
SD_D2|SPI_SINTN
36 34 C220
SD_D3 TDO
48
NC
41 16
WLAN_SPI_CLK
SD_CLK|SPI_CLK RESET_BT
40 47
WLAN_SPI_TXD
SD_CMD|SPI_SDI RESET_W
45
SLEEP_CLK_W
V_BAT
COMBO_EN
6 7
8 9
RADIO_L
RADIO_R
GPS
FM RADIO
FM_CLK32K
BT/WL
C205
VCOMBO_1.8V
VCOMBO_3.0V
BT_PCM_CLK
BT_PCM_DI
BT_PCM_DO
BT_PCM_SYNC
AP_BT_RTS
AP_BT_CTS
AP_BT_TXD
VAP_SYS_3.0V
AP_BT_RXD
XTAL_IN_B
XTAL_IN_W
XTAL_OUT_B
XTAL_OUT_W
R208
BT_nRST
WLAN_nRST
R209
8 9
1 0 11 12
10 11 12
A
B
C
D
E
F
G
H