LG GD910 Service Manual page 104

2V85_VTCXO
G_EN
G_DATA
G_CLK
C507
2.2u
C505
2.2n
C506
2.2n
G_EN
R426 100K
G_DATA
BLUETOOTH
ANT402
1
2
L427
1nH
Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
R424
2V5_VAUDB
1K
26MHZ
2V5_VAUDA
R425
1K
26M_BT
1V8_SD
C316
2.2u
C317
10p
FL302 LFB212G45SG8A166
IN OUT
GND1 GND2 R324
C319 150K
DNI
C320
470p
26M_BT
C321
CLK32K
100p
BT_VCXO_EN
BT_HOST_WAKEUP
BT_WAKEUP
GD910 service manual
VBAT
2V85_VFM
USB_DP
USB_DM
PMRSTn
PM_VCXO_EN
BT_VCXO_EN
L300
C309 C310
BT_REG_ON
0.1u 2.2u
J3
RES
C1
RFIOP
E1
RFION
D1
RFTUNE
U302
J2
VCTRIFP
J5 BCM2046SB1
XTAL_P
J4
XTAL_N PCM_CLK_SCK
A5
LPO_IN PCM_IN_SPDIF_IF_SD_IN
PCM_OUT_SPDIF_OUT_SD_OUT
A9
SCL_TX_PU_TDO_N PCM_SYNC_TX_PU_TDO
A8
SDA_TX_PU_TDO
H7
GPIO7_TX_PU_TDDN_TX_PU_TDO_USB
H8
PA_CTL_GPIO6_TX_PU_TDD_TX_PU_T UART_CTS_N
G9
XTAL_PD_GPIO5_TX_PU_TDO_TX_PU_ UART_RTS_N
F9
RF_ACTIVE_GPIO4 UART_RXD
E9
BT_PRIORITY_STATUS_GPIO3 UART_TXD
A6
TX_CONFX_WLAN_ACTIVITY_GPIO2
B6
HOST_WAKE_USB_DETACH_GPIO_1 HUSB_DN
B5
BT_WAKE_GPIO_0 HUSB_DP
- 105 -
5. Trouble shooting
D202
SDB0530
B1
RCV
C2
VPIN
D3
VMIN
C1
D+
D2
D-
PMRSTn
E3
RESET_N
D1
RESET2_N
E2
SLEEP1_N
E1
BT_VCXO_EN
SLEEP2_N
C312
2.2u
C313
2.2u
2V62_VIO
TP302
B4
RST_N BT_RESET_N
H5
TM2
H6
TM1
J6
TM0
D4
TST1
F8
BT_PCM_CLK
E8
BT_PCM_OUT
D9
BT_PCM_IN
D8
BT_PCM_SYNC
UART_BT_RTS
C8
UART_BT_RTS
UART_BT_CTS
C9
UART_BT_CTS
UART_BT_TX
B9
UART_BT_TX
UART_BT_RX
B8
UART_BT_RX
J8
J7
LGE Internal Use Only