LG GD910 - Page 104

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Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
5. Trouble shooting
GD910 service manual
2.2n
C507
C506
2.2u
2V85_VTCXO
2.2n
C505
R425
1K
R424
1K
100KR426
26MHZ
26M_BT
G
_EN
G
_DATA
G
_CLK
G
_EN
G
_DATA
PMRSTn
2V5_VAUDA
VBAT
L200 10uH
D202
SDB0530
1V8_SD
2V5_VAUDB
2V85_VFM
VMIN
D3
C2
VPIN
B2
SE0_VM
E2
SLEEP1_N
SLEEP2_N
E1
RCV
B1
RESET2_N
D1
E3
RESET_N
AC-
C3
C1
D+
D-
D2
DAT_VP
A2
B3
BT_VCXO_EN
BT_VCXO_EN
USB_DP
PMRSTn
PM_VCXO_EN
USB_DM
BLUETOOTH
2V85_VBT
2.2u
C317
C313
10p
UART _BT_R X
C312
2.2u
E5
VSS7
E6
VSS8 VSS9
F1
J4
XTAL_N
XTAL_P
J5
XTAL_PD_GPIO5_TX_PU_TDO_TX_PU_
G9
H4
VDDXO
VREG1
A3
VREG2_VBAT
A2 B3
VREG_CTL
C2
VSS1
F2
VSS10 VSS11
F4 F5
VSS12 VSS13
F6
H2
VSS14 VSS15
H3 D2
VSS2 VSS3
D5 D6
VSS4 VSS5
E2
VSS6
E4
UART_RXD
B9
UART_TXD
B8
VCTRIFP
J2
A7
VDDC1 VDDC2
B7 A1
VDDIF
J1
VDDIFP
VDDLO
G1
VDDO1
H9 J9
VDDO2
G8
VDDO_USB
VDDPLL
G2
VDDR3V
A4 B2
VDDRF
VDDTF
B1 H1
VDDVCO
PCM_SYNC_TX_PU_TDO
D8
J3
RES
RFION
E1
C1
RFIOP
D1
RFTUNE
F9
RF_ACTIVE_GPIO4
RST_N
B4
SCL_TX_PU_TDO_N
A9
A8
SDA_TX_PU_TDO
TM0
J6
H6
TM1
TM2
H5
D4
TST1
A6
TX_CONFX_WLAN_ACTIVITY_GPIO2
UART _CTS_N
C8
C9
UART_RTS_N
U302
BCM2046SB1
BT_PRIORITY_STATUS_GPIO3
E9
B5
BT_WAKE_GPIO_0
H7
GPIO7_TX_PU_TDDN_TX_PU_TDO_USB
HOST_WAKE_USB_DETACH_GPIO_1
B6
HUSB_DN
J8
J7
HUSB_DP
A5
LPO_IN
PA_CTL_GPIO6_TX_PU_TDD_TX_PU_T
H8
F8
PCM_CLK_SCK
PCM_IN_SPDIF_IF_SD_IN
E8
D9
PCM_OUT_SPDIF_OUT_SD_OUT
C320
470p
FL302 LFB212G45SG8A166
GND1 GND2
IN OUT
UART_BT_TX
UART_BT_RTS
UART_BT_CTS
2V62_VIO
2V62_VIO
150K
R324
L300
100p
C321
DNI
C319
2.2u
C316
BT_REG_ON
0.1u
C309
TP302
ANT402
1
2
L427
1nH
C310
2.2u
CLK32K
BT_VCXO_EN
26M_BT
UART_BT_TX
UART_BT_RX
BT_WAKEUP
BT_HOST_WAKEUP
BT_PCM_IN
BT_PCM_SYNC
BT_PCM_CLK
BT_PCM_OUT
BT_RESET_N
UART_BT_RTS
UART_BT_CTS
BT_REG_ON