LG -P990 Service Manual page 171

BLUETOOTH & WIFI & FM RX
BLUETOOTH & WIFI & FM RX
AP20 AP20
32KCLKOUT
KB_ROW8
GMI_DPD
KB COL3 KB_COL3
SDIO1_CMD
SDIO1_CLK
SDIO1
SDIO1_DAT[3:0]
UART3_TXD
UART3_RXD
UART3
UART3_CTS
UART3_RTS
KB_COL4
SPI1_MOSI
GMI_WP_N
DAP4_FS
DAP4_DIN
DAP4
DAP4_DOUT
DAP4_SCLK
LGE Internal Use Only
CLK_32K CLK 32K
WLAN_HOST_WAKEUP
WLAN_WAKEUP
WLAN_EN
WLAN_SDIO_CMD
WLAN_SDIO_CLK
WLAN_SDIO[3:0]
BT_UART_TXD
BT_UART_RXD
BT_UART_CTS
BT_UART_RTS
BT EN BT_EN
BT_WAKEUP
BT_HOST_WAKEUP
BT_PCM_SYNC
BT PCM IN BT_PCM_IN
BT_PCM_OUT
BT_PCM_CLK
FM_I2S_DOUT FM I2S DOUT
GPIO9
FM_I2S_DIN
GPIO8
FM_I2S_CLK
GPIO11
FM_I2S_FSYNC
GPIO10 G O 0
FM_AUDIO_R
IN1RP
WM8994
FM_AUDIO_L
IN1LP
BCM4329 BCM4329
SLEEP_CLK
WL_HOST_WAKEUP
WL_WAKE_B
WLAN WLAN
WL_RST_N WL RST N
SDIO_CMD
WLAN
RF_Tx
SDIO
SDIO_CLK
SDIO[3:0]
BT/WLAN
RF_Rx
BT_UART_RXD
BT_UART_TXD BT
UART
RF_Tx
BT_UART_RTS_N
BT_UART_CTS_N
BT_RST_N
BLUETOOTH
BT_GPIO_0
BT_GPIO_1
BT_PCM_SYNC
BT_PCM_OUT
PCM
BT_PCM_IN
BT_PCM_CLK
I2S_DI
I2S_DO
FM
I2S
I2S_CK
I2S_WS _
AUDIO_OUT_R
Audio Analog Out
AUDIO_OUT_L
- 171 - Copyright © 011 LG Electronics. Inc. All right reserved.
6. BLOCK DIAGRAM
BT/ WLAN ANT
2G4_ANT
FILTER
SP3T
Switch
2.8V LDO
LNA LNA
TCXO
CLK_REQ
38.4MHz
(KT3225L38400U
OSC_IN
CW28TA0)
SWB-B25
50PIN_FM_ANT
FM RX ANT FM_RX_ANT
Only for training and service purposes