LG E900 Service Manual page 160

7. CIRCUIT DIAGRAM
12 11
L
QSD8650
K
J
RTR6285_SSBI
GPS_LNA_EN
BT_RESET_N
RTR_TXIP
C346 2.2n RTR_TXIM
MSMA_2.1V
RTR_TXQP
0603
RTR_TXQM
RTR_DAC_REF
W_1700_1900_ON
I
W_850_900_ON
WCDMA_2100_ON
RTR_TX_ON
WCDMA_PA_R0
TRK_LO
GSM_PA_RAMP
GSM_PA_DAC_REF
RTR_RXIP
RTR_RXIM
RTR_RXQP
RTR_RXQM
RTR_DRXIP
RTR_DRXIM
RTR_DRXQP
H
RTR_DRXQM
BT_WAKEUP
VREG_MSME_1.8V
WLAN_RESET_N
USBH_DM
0603 C350
0.1u C353
DNI
5 U332
USBH_DP
1
TCXO_EN VCC
USB_RBIAS
4 R348
C349 1n 2 33
TCXO_USB_XO
GND
3
R347 0603
100K
AMUX_OUT
G eMMC_DATA[0]
eMMC_DATA[1]
Place near Pin Y14 (6.34K,1%) eMMC_DATA[2]
eMMC_DATA[3]
R339
USB_RBIAS eMMC_DATA[4]
6340 eMMC_DATA[5]
eMMC_DATA[6]
eMMC_DATA[7]
eMMC_CMD
eMMC_CLK
F
E
D
C-CLIP
Shield Can(SMT type, Main Top )
C MCGY0004201 MCGY0004201
1 1
SC302 SC303
B
A
12 11
Copyright © 2010 LG Electronics. Inc. All right reserved.
Only for training and service purposes
10 9 8
MDDI I/F GPIO_43_UART1_RFR_N
AA1
GPIO_57_SBST_PRI GPIO_44_UART1_CTS_N
W2
GPIO_58_SBDT_PRI GPIO_45_UART1_RX_DATA_A
W3
GPIO_59_SBCK_PRI VDD_P4(CAMERA)
AG8
RX_VCO_SEL_GPIO_30_A9_ETM_TRAC GPIO_157_UART2DM_RFR_N
AH6
VHF_VCO_EN_GPIO_23_A9_ETM_TRAC GPIO_139_UART2DM_RX_DATA
F7
BBR_CKIN_EXT GPIO_140_UART2DM_TX
T1
I_OUT_P GPIO_141_UART2DM_CTS_N
T2
I_OUT_N
R1
Q_OUT_P GPIO_48_UIM1_PWR_ENABLE
R2
Q_OUT_N
T3
DAC_IREF
Y1
GPIO_110_PA_ON2 GPIO_84_UART3_RFR_N
U11
GPIO_83_PA_ON1 GPIO_85_UART3_CTS_N
P9
PA_ON0 GPIO_86_UART3_RX_DATA_A
N5
TX_ON
T11
PA_RANGE0 GPIO_51_SDC1_DATA3
N6
TRK_LO_ADJ GPIO_52_SDC1_DATA2
N8
TX_AGC_ADJ GPIO_53_SDC1_DATA1
T8
PA_POWER_CTL GPIO_54_SDC1_DATA0
T9
PA_POWER_CTL_M
R3
PA_DAC_TST
E1
I_IP_CH0
E2
I_IM_CH0 U251
F1
Q_IP_CH0 GPIO_64_SDC2_DATA3
F2
Q_IM_CH0 GPIO_65_SDC2_DATA2
F5
I_IP_CH1 GPIO_66_SDC2_DATA1
G5
I_IM_CH1 GPIO_67_SDC2_DATA0
G1
Q_IP_CH1 GPIO_68_AUDIO_PCM_DOUT_A
G2
Q_IM_CH1 GPIO_69_AUDIO_PCM_DIN_A
AH7
GPIO_22_A9_ETM_TRACE_PKT13_BT_ GPIO_70_AUDIO_PCM_SYNCIN_A
AH8
GPIO_26_SYNTH_LOCK_BT_IRQ GPIO_71_AUDIO_PCM_CLKIN_A
U3
TV_DAC_C
U5
REV.B TVDAC_R_SET
U6
TVDAC_COMPOSIT_Y
A10
USB_DM
A11
USB_DP GPIO_76_GRFC5_SBST_TX
B12
USB_RBIAS
C10
USB_XO
C11
USB_ID
F10
VCHG_VBUS USB_VBUS GPIO_80_GRFC1_SBDT_TX
D1
YM_LR
D3
XM_LL GPIO_82_DRX_MODE_SELECT_C
Resistivity Touch I/F
F3
YP_UR GPIO_94_CAM_IF_FOCUS_DIR
E3
XP_UL
TP334 D2
WIPER
C12
AUX_TCK_GPIO_93_SDC3_DATA0
J12
AUX_TRST_GPIO_92_SDC3_DATA1 GPIO_104_VFE_CAMIF_TIMER2
B13
AUX_RTCK_GPIO_91_SDC3_DATA2 GPIO_105_VFE_CAMIF_TIMER1
F13
AUX_TDO_GPIO_90_SDC3_DATA3
F11
GPIO_158_SDC3_DATA4
F12
GPIO_159_SDC3_DATA5
E12
GPIO_160_SDC3_DATA6
A14
GPIO_161_SDC3_DATA7
H11
AUX_TDI_GPIO_89_SDC3_CMD
A13
AUX_TMS_GPIO_88_SDC3_CLK
0603
C352 18p
C336 18p
C334 C335 C358
C337 18p
18p 18p 18p
Array TP
VCHG_VBUS VBAT
SC301
1
MFEZ0045001
REV.1.0 UART3_RX
UART3_TX
REMOTE_PWR_ON
10 9 8
7 6 5
AD11
BT_UART_RTS
V13
BT_UART_CTS
AG12
BT_UART_RXD
Y13
GPIO_46_UART1_TX BT_UART_TXD
AH15
3D_INT_N
AF11
TOUCH_INT
AH12
PROX_OUT
AH11
FLASH_SDA
AH18
GPIO_47_UIM1_CLK MSM_USIM_CLK
AG18 FPGA_SLEEP_N
REV. C NAND_FLASH_READY
AF18
GPIO_49_UIM1_RESET MSM_USIM_RST
AC17 MSM_USIM_DATA
GPIO_50_UIM1_DATA
AF12
AA13
AC12
UART3_RX
V17
UART3_TX
GPIO_87_UART3_TX
AA18
AH19
SUB_DET REV. C
Y18
FPGA_SPI_SI REV. B
AC18
REV. B
FPGA_SPI_SO
AG19
GPIO_55_SDC1_CMD FPGA_SPI_SS REV. B
AA19
GPIO_56_SDC1_CLK REV. B
FPGA_SPI_SCLK
AH20
GPIO_62_SDC2_CLK WLAN_CLK
T20
GPIO_63_SDC2_CMD WLAN_CMD
AF20
WLAN_SDIO[3]
AG20
WLAN_SDIO[2]
U18
WLAN_SDIO[1]
AF19
WLAN_SDIO[0]
Y17
BT_PCM_DOUT
AC13
BT_PCM_DIN
AG13 BT_PCM_SYNC
AC14
BT_PCM_CLK
V3
ANT_SEL3
GPIO_72_GRFC9
AD3
GPIO_73_GRFC8 ANT_SEL2
AD1
ANT_SEL1
GPIO_74_GRFC7
AD2
GPIO_75_GRFC6 ANT_SEL0
AE2
AE1
GPIO_77_GRFC11 PROX_I2C_SDA
AC5
GPIO_78_GRFC3
AF2
GPIO_79_GRFC2
AB5
AC2
GPIO_81_GRFC0 W_LNA_EN REV.B
Y8
PROX_I2C_SCL
M9
5MCAM_RESET_N
N9
GPIO_95_I2C_SCL CAM_I2C_SCL_2.6V
CAM_I2C_SCL_2.6V|BUCK_SCL
M8
GPIO_96_I2C_SDA CAM_I2C_SDA_2.6V
P11
GPIO_97_SBCK_TX
L8 CAM_I2C_SDA_2.6V|BUCK_SDA
REV. B
M11
Y14 CMPS_RESET_N
GPIO_106_TSIF_SYNC
AH13 CAM_I2C_SCL_2.6V BUCK_SCL
GPIO_107_TSIF_DATA FLASH_SCL
V14 CAM_I2C_SDA_2.6V BUCK_SDA
AUDIO_I2C_SDA
GPIO_108_TSIF_EN
AF13
GPIO_109_TSIF_CLK AUDIO_I2C_SCL
H6
NC_6
T21
NC_7
W9
NC_8
R349 0
QCT Ref.(080925_byte)
C338 18p Level Shifter form CAM I2C
C348 18p
VREG_MSMP_2.6V
VREG_CAM_DVDD_1.8V
C375
0.1u
C333
C373
18p
0.1u
R355 4.7K R357 4.7K
U335
4.7K 8 1 4.7K
R356 R358
VCC VL
0603 0603
7 2
CAM_I2C_SDA_2.6V IO_VCC1 IO_VL1 CAM_I2C_SDA
6 3
CAM_I2C_SCL_2.6V IO_VCC2 IO_VL2 CAM_I2C_SCL
5 4
EN GND
UART331
2.5G 3G
1
GND GND
2
RX RX
3
TX TX
4
NC1 VCHAR
5
ON_SW ON_SW
6
VBAT VBAT
7
NC2 PWR
8 OJ333 OJ331 OJ334 OJ335
NC3 URXD
9
NC4 UTXD
10
DSR
11
RTS
12
CTS
7 6 5
- 161 -
4 3 2
NAND 4G / DDR SDRAM 4G ( Hynix)
REV. B
FBGA,137,4G(LB/256Mx16) NAND+4G(DDR400/16Mx4x32*2_2CS_2CKE)
N1 K4
EBI2_DATA[0] IO0 A0 SDRAM_ADDR0
N2 L1
EBI2_DATA[1] IO1 A1 SDRAM_ADDR1
N3 L2
EBI2_DATA[2] IO2 A2 SDRAM_ADDR2
M5 L3
EBI2_DATA[3] IO3 A3 SDRAM_ADDR3
P7 C2
EBI2_DATA[4] IO4 A4 SDRAM_ADDR4
M6 D2
VREG_MSME_1.8V EBI2_DATA[5] IO5 A5 SDRAM_ADDR5
N6 E1
EBI2_DATA[6] IO6 A6 SDRAM_ADDR6
M8 D3
EBI2_DATA[7] IO7 A7 SDRAM_ADDR7
P2 E2
EBI2_DATA[8] SDRAM_ADDR8
IO8 A8
P3 D4
EBI2_DATA[9] IO9 A9 SDRAM_ADDR9
N4 K3
EBI2_DATA[10] SDRAM_ADDR10
IO10 A10
P4 F2
EBI2_DATA[11] IO11 A11 SDRAM_ADDR11
P5 F1
EBI2_DATA[12] SDRAM_ADDR12
IO12 A12
N7 M3
EBI2_DATA[13] IO13 A13 SDRAM_ADDR13
M7 J3
EBI2_DATA[14] SDRAM_BA0
IO14 BA0
N8 K2
EBI2_DATA[15] IO15 BA1 SDRAM_BA1
B6
nNAND_FLASH_CS _CE
B3 L4
nOE2 _RE DQ0 SDRAM_D0
B7 L5
nWE2 _WEN DQ1 SDRAM_D1
B4 L6
nUB2 CLE DQ2 SDRAM_D2
C4 L7
nLB2 ALE DQ3 SDRAM_D3
C3 K8
nNAND_WP _WP DQ4 SDRAM_D4
C6 L8
R_B DQ5 SDRAM_D5
K7
DQ6 SDRAM_D6
K5
DQ7 SDRAM_D7
B5
K6
VREG_MSME_1.8V VCCN0 DQ8 SDRAM_D8
N5 G7
VCCN1 DQ9 SDRAM_D9
U333 J6
SDRAM_D10
DQ10
C5 J5
VSSN0 DQ11 SDRAM_D11
P6 H8BES0UU0MCR-4EM H6
SDRAM_D12
VSSN1 DQ12
H5
DQ13 SDRAM_D13
B8 J4
SDRAM_D14
VREG_MSME_1.8V VDD0 DQ14
D1 G3
VDD1 DQ15 SDRAM_D15
H1 G4
SDRAM_D16
VDD2 DQ16
H10 F4
VDD3 DQ17 SDRAM_D17
P8 E4
SDRAM_D18
VDD4 DQ18
M1 F5
VDD5 DQ19 SDRAM_D19
H3
DQ20 SDRAM_D20
B9 H4
VSS0 DQ21 SDRAM_D21
C1 E6
VSS1 DQ22 SDRAM_D22
H9 F7
VSS2 DQ23 SDRAM_D23
J1 F6
VSS3 DQ24 SDRAM_D24
P9 D5
VSS4 DQ25 SDRAM_D25
M2 E8
VSS5 DQ26 SDRAM_D26
D6
DQ27 SDRAM_D27
J10 D8
VREG_MSME_1.8V VDDQ0 DQ28 SDRAM_D28
K9 D7
VDDQ1 DQ29 SDRAM_D29
L9 C8
VDDQ2 DQ30 SDRAM_D30
M10 C7
SDRAM_D31
VDDQ3 DQ31
N9
VDDQ4
C9 J2
nSDRAM_CS
VDDQ5 _CS0
D10 F3
VDDQ6 _CS1 nSDRAM_CS1 2CS ONLY REV. B
E9 G8
SDRAM_DCLK0
VDDQ7 CK
F10 H8
VDDQ8 _CK SDRAM_DCLK1
G9
VDDQ9
J9 E3
VSSQ0 CKE0 SDRAM_CKE
K10 B2
VSSQ1 CKE1 SDRAM_CKE1 2CS ONLY REV. B
L10 K1
VSSQ2 _WED nSDRAM_WE
M9 G2
VSSQ3 _RAS nSDRAM_RAS
N10 H2
VSSQ4 _CAS nSDRAM_CAS
C10 J8
VSSQ5 DQM0 SDRAM_DQM0
D9 G6
VSSQ6 DQM1 SDRAM_DQM1
E10 F8
VSSQ7 DQM2 SDRAM_DQM2
F9 E7
VSSQ8 DQM3 SDRAM_DQM3
G10
VSSQ9
SDRAM_DQS0
SDRAM_DQS1
SDRAM_DQS2
SDRAM_DQS3
TCXO Circuit
VREG_TCXO_2.85V
C341 C340
1n 0.1u
0603
X331 KT3225L19200DCW28RA0
R331 1 3 C332 100p
RTR_TRK_LO_ADJ VCONT OUT TCXO_PM_19.2MHZ
100
2 4 C339 1n
C331 GND VCC TCXO_RTR_19.2MHZ
Clesed to TCXO
10n
19.2MHz
TCXO_USB_XO
1.0T
VREG_TCXO_2.85V GPS D FLIP-FLOP
C371
0.1u U334
6 1
VCC D TRK_LO
5 2
NC CP PMIC_TCXO
R354 4 3
RTR_TRK_LO_ADJ Q GND
C372
2K
33p
C370
33n
4 3 2
1
L
K
J
I
H
G
F
E
D
C
B
A
1
LGE Internal Use Only