Circuit Diagram - LG GD910 Service Manual

8. CIRCUIT DIAGRAM

1 2
BASE BAND PROCESSOR
A
E3
M0
VBAT D2
RF_TEMP M1
D3
M2
C1
M3
C2
M4
C4
R100 M5
B4
390K M6
C5
M7
B5
B M8
B6
M9
C6
R101 M10
N6
100K PA_LEVEL PAOUT1
L5
2G_IP BB_I
L6
2G_IN BB_IX
M5
2G_QP BB_Q
M6
2G_QN BB_QX
AC20
3G_RX_IP ARXP_I
AC21
3G_RX_IN ARXN_I
AB23
3G_RX_QP ARXP_Q
AB22
3G_RX_QN ARXN_Q
AB18
3G_TX_IP ATXP_I
AC18
3G_TX_IN ATXN_I
AB19
3G_TX_QP ATXP_Q
AC19
3G_TX_QN ATXN_Q
AC16
3G_VGC_TX ATX_VGA_DAC
AC15
WDCDC_VCON ATX_PA_DAC
AB17
ATX_PA_ADC
R104 22K AC17
C AIREF
(1%)
V6
TXON_PA T_OUT0
AB8
T_OUT1
P7
ANT_SEL1 T_OUT2
W11
T_OUT3
U10
_CHG_EOC T_OUT4
U9
SPK_AMP_EN T_OUT5
AA10
PA_MODE T_OUT6
W10
ANT_SEL2 T_OUT7
N7
ANT_SEL3 T_OUT8
W9
I2C2_SDA_TOUCH T_OUT9
1V8_SD AA11
T_OUT10
W8
I2C2_SCL_TOUCH T_IN0
AA8
T_IN1
AB2
2G_EN RF_STR0
AC4
_PPR
RF_STR1
V9
2G_DATA RF_DATA
AA5
2G_CLK RF_CLK
A3
3G_EN I2RF_STR0
B2
D 3G_DATA I2RF_DATA
U101
A2
3G_CLK I2RF_SCLK
1 8
_PR VCC
Y3
AFC
2 7 C10
_CLR CK CLKOUT0
C8
CLK26M
3 6 F11
AFC 26MHZ
Q D F26M_1
4 5 R7
GND _Q MMCI1_CMD
T6
MMCI1_DAT0
NC7SZ74L8X AB13
MMCI1_CLK
P10
MMCI1_DAT1
V5
MMCI1_DAT2
W12
MMCI1_DAT3
AB21
MMCI2_CMD
AA20
USB_EN MMCI2_DAT0
L17
MMCI2_CLK
V8
TRST_N
Y2
TDI
AA6
E TMS
AB5
TCK
V7
RTCK
2V62_VIO AB3
TDO
AB9
JTAG_TRST_N
AA2
JTAG_TDI
AC8
JTSG_TMS
AC10
JTAG_RTCK
AC5
JTAG_TDO
R108 B7
R107 A_RESET RST_N
1K
1K
A7
BOOT_CFG0
A6
BOOT_CFG1
W5
TRIG_IN
AC2
MON1
AA12
MON2
E16
R110 TRACESYNC
G10
10K TRACECLK
G11
PIPESTAT2
F12
F
PIPESTAT1
C14
PIPESTAT0
B14
TRACEPKT0
C12
TRACEPKT1
E11
TRACEPKT2
E12
TRACEPKT3
E14
TRACEPKT4
F10
TRACEPKT5
C11
TRACEPKT6
B10
TRACEPKT7
F23
BFCLKO
ESIF_CLK
AB12
_WR ESIF_WRN
G23
_WAIT ESIF_WAITN
AC11
BA1 ESIF_ADVN
AC12
_CS3 ESIF_CSN
AB11
_RD ESIF_RDN
G
2V62_VIO
2V11_RTC
R114
100K
7 A1 8
EXTRSTn VCC
SPOWER_INT 6 B1 Y1 1 PM_INT
H _RESET 5 Y2 B2 2 PMRSTn
4 GND 3
A2
C145
U103 0.1u
NC7WZ08L8X
1 2
Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
3 4 5
2V8_VMME 2V11_RTC 2V5_VAUDB
1V8_SD 2V62_VIO 2V9_SIM 1V35_VPLL 2V5_VAUDA 1V35_CORE
U102
PMB8879
L100 L101
100nH 100nH
3 4 5
6 7 8 9
1V35_VPLL
2V5_VAUDB 1V8_SD 1V35_CORE 2V62_VIO
SD_ADD(0:13)
SD_DATA(0:15)
SD_DATA(0)
G15
SD_DATA(0)
A0
D22
A1 SD_DATA(1)
J12
A2 SD_DATA(2)
J13
A3 SD_DATA(3)
F17
A4 SD_DATA(4)
C19
SD_DATA(5)
A5
J11
SD_DATA(6)
A6
G14
SD_DATA(7)
A7 SD_DATA(0:15)
C18
A8 SD_DATA(8)
C17
SD_DATA(9)
A9
E18
A10 SD_DATA(10)
K10
A11 SD_DATA(11)
B16
A12 SD_DATA(12)
C16
A13 SD_DATA(13)
F14
A14 SD_DATA(14) SD_ADD(0:10)
F13
SD_DATA(15)
A15
K19
SD_ADD(0)
A16
K17
SD_ADD(1)
A17
H22
A18 SD_ADD(2)
J19
A19 SD_ADD(3)
K14
A20 SD_ADD(4)
G22
A21 SD_ADD(5)
K18
A22 SD_ADD(6)
F16
A23 SD_ADD(7)
J17
SD_ADD(8)
A24
F18
SD_ADD(9)
A25 _BC0
J18
SD_ADD(10)
A26 _BC1
H19
CSA0_N SD_ADD(11) LDQS
G21
CSA1_N SD_ADD(12) UDQS
H18
CSA2_N SD_ADD(13) SDCLKI
G18
CSA3_N BA0 SDCLKO
P21
ADV_N BA1 CKE
R105 10
F22
BFCLKO1 BFCLKO BA0
E21
BFCLKO2 SDCLKI BA1
G19
SDCLKO SDCLKO _RAS
E22
BC0_N _BC0 _CAS
F21
BC1_N _BC1 _WR
F15
BC2_N LDQS _RAM_CS
D21
BC3_N UDQS
B15
RAS_N _RAS
E15
CAS_N _CAS NAND_IO(0:15)
G13
CKE CKE
N21
NAND_IO(0)
AD0
N19
NAND_IO(1)
AD1
T19
NAND_IO(2)
AD2
P18 NAND_IO(3)
AD3
M21 NAND_IO(4)
AD4
M22 NAND_IO(5)
AD5
L23 NAND_IO(6)
AD6
L22 NAND_IO(7)
AD7
L14
NAND_IO(8)
AD8
R19
NAND_IO(9)
AD9
R22
NAND_IO(10)
AD10
P19
NAND_IO(11)
AD11
L21 NAND_IO(12)
AD12
J22 NAND_IO(13)
AD13
N22 NAND_IO(14)
AD14
J23 NAND_IO(15)
AD15
L19
CS0_N _NAND_CS PM_VCXO_EN
K22
CS1_N _RAM_CS
K21
CS2_N R106
L18
CS3_N _CS3
3.3K
F9
FCDP_RBN FCDP
P22
WAIT_N _WAIT
T22
RD_N _RD
H21
WR_N _WR
B9
FWP _WP
B3
VDD_HIGH_OUT RESOURCE_CTRL
B1
32.768KHz
CLK32K CLK32K
E9
F32K
E10
OSC32K
F8
PM_INT PM_INT
E8
RESET_N _RESET C138
R2 22p
RSTOUT_N
F7
RTC_OUT RTC_OUT
P2
SPCU_RQ_IN0
R1
SPCU_RQ_IN1
T5
SPCU_RC_OUT0 PM_VCXO_EN
T2
SPCU_RQ_IN2
H5
VREFP C140 220n
H6
VREFN
K5
IREF
C23
GPIO0 R112
B23
GPIO1 22K
A22
GPIO2
B22
GPIO3
C22
GPIO4
A19
GPIO5
B20
GPIO6
C20
GPIO7 3G_LD
A18
GPIO8
A20
GPIO9
C7
GPIO10 3G_MASTERON
B19
GPIO11
A16
GPIO12
B17
GPIO13
B18
GPIO14
A15
GPIO15 3G_PA_MODE1
B13
GPIO16 ANT_SEL4
C13
GPIO17 ANT_SEL5
A12
GPIO18 ANT_SEL6
B12
GPIO19
2V62_VIO
R115 4.7K 2V62_VIO
R116 4.7K
I2C1 I2C2
R117 2.2K
R118 2.2K
MAIN PMIC VGA CAMERA
CHARGE PUMP TOUCH
6 7 8
- 111 -
10 11 12
Large Block Memory
(2048Mbit NAND / 1024 Mbit DDR SDRAM, 1.8V I/O)
NAND_IO(0:15)
SD_ADD(0) D4
A0
E4 P10 NAND_IO(0)
SD_ADD(1)
A1 I_O0
F4 N10 NAND_IO(1)
SD_ADD(2)
A2 I_O1
G4 M10 NAND_IO(2)
SD_ADD(3)
A3 I_O2
G8 L10 NAND_IO(3)
SD_ADD(4)
A4 I_O3
SD_ADD(5) F8 F10 NAND_IO(4)
A5 I_O4
SD_ADD(6) E8 E10 NAND_IO(5)
A6 I_O5
SD_ADD(7) D8 D10 NAND_IO(6)
A7 I_O6
SD_ADD(8) D9 C10 NAND_IO(7)
A8 I_O7
NAND_IO(8)
SD_ADD(9) G7 N11
A9 I_O8
G5 M11
SD_ADD(10) NAND_IO(9)
A10 I_O9
F7 L11 NAND_IO(10)
SD_ADD(11)
A11 I_O10
E7 K11 NAND_IO(11)
SD_ADD(12)
A12 I_O11
E9 G11 NAND_IO(12)
SD_ADD(13) A13 I_O12
L4 F11 NAND_IO(13)
SD_DATA(0)
DQ0 I_O13
SD_DATA(1) M4 E11 NAND_IO(14)
DQ1 I_O14
SD_DATA(2) N4 D11 NAND_IO(15)
DQ2 I_O15
SD_DATA(3) L5 U100
DQ3
SD_DATA(4) M5 G3 _NAND_CS
DQ4 _CE _NAND_CS
SD_DATA(5) N5 M3 _WR
DQ5 _WEN _WR
M6 H8BCS0SI0MAP_56M F3 _RD
SD_DATA(6)
DQ6 _RE _RD
N6 L3
SD_DATA(7)
DQ7 ALE SD_ADD(0)
M7 K3
SD_DATA(8)
DQ8 CLE SD_ADD(1)
N7 E3
SD_DATA(9) DQ9 R__B
SD_DATA(10) L8 N3
DQ10 _WP
SD_DATA(11) M8
DQ11
SD_DATA(12) N8 H2
DQ12 VCCN1
SD_DATA(13) L9
DQ13
SD_DATA(14) M9 C5
DQ14 VSS1
N9 C9
SD_DATA(15)
DQ15 VSS2
K6 G2
LDQM VSS3
K7 H10
UDQM VSS4
L6 P7
LDQS VSS5
L7 P9
UDQS VSS6
C6
_CLK
C7 P5
CLK VSSQ
D7
CKE
E5 C4
BA0 VDD1
BA1 F5 C8
BA1 VDD2
F6 P6
_RAS VDD3
E6
_CAS
D6 P4
_WED VDDQ1
D5 P8
_CS VDDQ2
UART
UART1 VBAT VCHG
X100
3G 2.5G
1
GND GND
2 1 2
RX RX UART_RX
3
TX UART_TX
TX
4
C139 VCHAR
NC1
22p 5
ON_SW ON_SW RPWRON
6
VBAT VBAT
7
PWR NC2
8
URXD NC3 USB_DM
9
UTXD NC4 USB_DP
10
DSR
11
RTS
12
CTS
TPs for MP
BATTERY VBAT
USB_VBUS
TP_BATTERY
CN102
1 TP_MULTI_PORT_0
MULTI_PORT_0
2 TP_MULTI_PORT_1
MULTI_PORT_1
3 TP_RPWRON
RPWRON
4 TP_USB_VBUS
5 TP_VBAT
6 TP_GND
TP_DSR
DSR
R113
10K
2V62_VIO
TP_MON_TxD
MON_TxD
TP_MON_RxD
MON_RxD
ADD 0.4Pitch Mark
TP106 TP107
9 10 11 12
A
1V8_SD
B
FCDP
_WP
1V8_SD
1V8_SD
C
D
E
F
G
H
LGE Internal Use Only