LG -P990 Service Manual page 184

WLAN + BT + FMRadio
ANT1201
1
L1211
L1208
C1214 C1215
1n
DNI
LGE Internal Use Only
TP1207
C1204
TP1208
1n
1
GND11
1n 2 46
2G4_ANT GND9
3 45
GND14 FM_TX_ANT
4 44
BT_WAKEUP
BT_WAKE_B GND2
5 43
BT_HOST_WAKEUP
BT_HOST_WAKE_B OSC_OUT
6 42
DNI R1215 DNI
FM_I2S_DOUT I2S_DI OSC_IN CLK_IN
R1216 DNI 7 41
FM_I2S_DIN I2S_DO GND15
R1217 DNI 8 U1203 40
FM_I2S_CLK I2S_CK AUD_IN_R
R1218 DNI 9 39
FM_I2S_FSYNC I2S_WS AUD_IN_L
10 38
BT_EN BT_ENABLE AUD_OUT_R FM_AUDIO_R
11 37
WLAN_EN WL_ENABLE AUD_OUT_L FM_AUDIO_L
12 36
WLAN_HOST_WAKEUP
WL_HOST_WAKE_N GND8
13 35
WLAN_WAKEUP
WL_WAKE_N VBAT2
14 34
WLAN_CMD
SDIO_CMD VBAT1
15 33 C1219 C1220
WLAN_SDIO[3] SDIO_D3 GND3
16 32 0.1u
WLAN_SDIO[2] SDIO_D2 SR_VLX1 10u
17 31
GND12 SR_AVDD_2P5
30
GND10 C1221
L1207
1u
3.3u
VCC_IO_1V8
VCC_IO_1V8
C1222
C1223 C1224
10u
0.1u 0.1u
38.4MHz for WLAN
V_POWERRAIL
U1204
4 1
VIN VOUT
3 2
CLK_REQ STBY GND
R1212
C1233
1uF
20K
1 4
GND1 VCC
2 3 C1238 1n
CLK_IN
GND2 OUT
X1202 KT3225L38400UCW28TA0
C1239
38.4MHz
2.2uF
GPS
C1205 C1206
2.2u 0.1u
?
VDD_GPS_TCXO_1V8
VCC_GPS_2V8
G3
AUXOP
C1207 G1
RFIP
FB1201
A1
CAL_REQ/ANT_SEL
?
2.2u C2 F1
VSSADC VSSIF
G2
VSSLNA
E3
VDD_AUX_O
E5 A5
VDD_AUX_IN GPS_CAL
B1 D1
HOST_REQ TCXO/TSXO
B2 D5
C1216
C1217 LNA_EN LPO_IN
D2
0.1u ADCP
2.2u U1202
C1
VDDADC
C1218
10n G4 E1
REF_CAP ADCN
C6 A3
GPS_UART_RXD SCL2/UART_TX SYNC/PPS_OUT
C4 A2
GPS_UART_TXD SDA2/UART_RX IFVALID TP1219
B5 B6
V_POWERRAIL UART_nRTS RST_N TP1217
GPS_UART_CTS_N
B3 G6
GPS_UART_RTS_N UART_nCTS REGPU
E6
TM2
E4
AVSS
A4
SDA1
D4 C5
VSSC1 SCL1
D3
VSSC2
C3
VSSC3
VCC_IO_1V8
FB1203 FB1202
C1230 C1231 C1232
2.2u 2.2u 2.2u
LDO for GPS
V_POWERRAIL
U1205
4 1
VIN VOUT VCC_GPS_2V8
3 2
GPS_PWR_ON
STBY GND
C1236
1u
C1237
1u
- 184 -
ANT1203
1
FL1201
1575.42MHz
L1203 C1240
4 1 C1209 100p
OUT IN
8.2n 100p
G3 G2 G1
L1209
5 3 2
L1206 C1213
C1212 1.8n
3.3n DNI
1.5p
CP_26M_OUT
GPS_26MHz
GPS_32K_CLK
OJ1102
GPS_GSM_CTL
GPS_RESET_N
TP1218
GPS_PWR_ON
VCC_IO_1V8
TCXO for GPS
VDD_GPS_TCXO_1V8
C1234 C1235 KT2520F26000ACW18TAK X1201
22p 2.2u 6 1
VCC GND1
5 2
NC2 NC1
4 3
GPS_26MHz
OUT GND2
26MHz
Copyright © 2011 LG Electronics. Inc. All right reserved.
7. CIRCUIT DIAGRAM
Only for training and service purposes