Circuit Diagram - LG KM710 Service Manual

7. CIRCUIT DIAGRAM

1 2 3
When GPIO pins no PU/PD,
NC GPIO pins PD for current issue
KBC(5:0)
A
KBR(5:0)
ELCD_DATA(15:0)
D21
ELCD_DATA(0)
ELCD_DATA_0
ELCD_DATA(1) F18
ELCD_DATA_1
E19
ELCD_DATA(2)
ELCD_DATA_2
G18
ELCD_DATA(3)
ELCD_DATA_3
F20
ELCD_DATA(4)
ELCD_DATA_4
ELCD_DATA(5) H18
ELCD_DATA_5
ELCD_DATA(6) G19
B ELCD_DATA_6
ELCD_DATA(7) H20
ELCD_DATA_7
H19
ELCD_DATA(8)
ELCD_DATA_8
H21
ELCD_DATA(9)
ELCD_DATA_9
J20
ELCD_DATA(10)
ELCD_DATA_10
ELCD_DATA(11) J18
ELCD_DATA_11
ELCD_DATA(12) J21
ELCD_DATA_12
ELCD_DATA(13) J19
ELCD_DATA_13
K21
ELCD_DATA(14)
ELCD_DATA_14
N18
ELCD_DATA(15)
ELCD_DATA_15
R18
MM_INT ELCD_DATA_16 GPIO 5 (INT)
V21
FM_RESET ELCD_DATA_17 GPIO 63
M14
LCD_CS ELCD_NCS0
M15
MM_RESET ELCD_NRESET GPIO 0
L15
C ELCD_ADS ELCD_DNC
K15
ELCD_WR ELCD_RNW
D20
ELCD_RD ELCD_ESTRB
K14
BPEN ELCD_TE GPIO 7
Y16
GATED_IOEN GPIO_10
V19
SLCD_RST GPIO_18
FDATA(7:0)
V5
FDATA(0) EMIFS_FDATA_0
W4
FDATA(1) EMIFS_FDATA_1
Y3
FDATA(2) EMIFS_FDATA_2
V6
FDATA(3)
EMIFS_FDATA_3
AA3
FDATA(4)
EMIFS_FDATA_4
FDATA(5) W5
EMIFS_FDATA_5
Y4
FDATA(6) EMIFS_FDATA_6
AA4
D FDATA(7) EMIFS_FDATA_7
V7
EMIFS_FDATA_8
W6
EMIFS_FDATA_9
AA5
EMIFS_FDATA_10
Y5
EMIFS_FDATA_11
V8
EMIFS_FDATA_12
W7
EMIFS_FDATA_13
Y6
EMIFS_FDATA_14
P9
EMIFS_FDATA_15
R9
WHEEL_RESET EMIFS_FADD_17
GPIO 11
Y8
LCD_BL_ENM EMIFS_FADD_18 GPIO 30
AA7
SD_INSERT_BB EMIFS_FADD_19 GPIO 45
W9
EMIFS_FADD_20
R10
SLIDE EMIFS_FADD_21 GPIO 57
V10
E DAC_EN EMIFS_FADD_22 GPIO 20
AA10
DP_PWON EMIFS_FADD_23 GPIO 21
W10
MLCD_RST EMIFS_FADD_24 GPIO 22
P10
JACK_DETECT EMIFS_FADD_25 GPIO 23
W11
FRDY EMIFS_FRDY
V11
NFOE EMIFS_NFOE
AA9
EMIFS_NFRP
R12
NFWE EMIFS_NFWE
P12
NFWP EMIFS_NFWP
R11
EMIFS_NFADV
V12
CLE EMIFS_NFBE_0
W12
ALE EMIFS_NFBE_1
Y7
EMIFS_FCLK
V9
F
NFCS_3 EMIFS_NFCS_3
SADD(12:0)
K7
SADD(0) SDRAM_SADD0
J8
SADD(1) SDRAM_SADD1
K8
SADD(2)
SDRAM_SADD2
J7
SADD(3)
SDRAM_SADD3
N8
SADD(4)
SDRAM_SADD4
SADD(5) M8
SDRAM_SADD5
R4
SADD(6) SDRAM_SADD6
N7
SADD(7) SDRAM_SADD7
M7
SADD(8)
SDRAM_SADD8
P4
SADD(9)
SDRAM_SADD9
L7
SADD(10) SDRAM_SADD10
M4
SADD(11) SDRAM_SADD11
U3
SADD(12) SDRAM_SADD12
C
SDATA(15:0)
B1
SDATA(0)
SDRAM_SDATA0
M3
SDATA(1) SDRAM_SDATA1
C1
SDATA(2) SDRAM_SDATA2
F2
SDATA(3)
SDRAM_SDATA3
C2
SDATA(4)
SDRAM_SDATA4
G1
SDATA(5)
SDRAM_SDATA5
D3
SDATA(6) SDRAM_SDATA6
R2
SDATA(7) SDRAM_SDATA7
P2
SDATA(8) SDRAM_SDATA8
R3
SDATA(9)
SDRAM_SDATA9
M2
SDATA(10)
SDRAM_SDATA10
U2
SDATA(11) SDRAM_SDATA11
J1
SDATA(12) SDRAM_SDATA12
N2
SDATA(13)
SDRAM_SDATA13
M1
SDATA(14)
D SDRAM_SDATA14
U1
SDATA(15)
SDRAM_SDATA15
K3
SDCLK SDRAM_SDCLK
F4
SDCLK_EN SDRAM_SDCLK_EN
G4
SBANK1 SDRAM_SBANK1
H4
SBANK0 SDRAM_SBANK0
E4
NSRAS SDRAM_NSRAS
H3
NSCAS SDRAM_NSCAS
J3
NSWE SDRAM_NSWE
E3
NSDQMU SDRAM_NSDQMU
F3
NSDQML SDRAM_NSDQML
N4
SDCLKX SDRAM_SDCLKX
L3
DQSH SDRAM_DQSH
J4
DQSL SDRAM_DQSL
E
K4
SD_CS SDRAM_CS
F
VRMMC Active 60 uA, Sleep 15 uA
1 2 3
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
4 5 6 7
C100 C101
27p
1000p
UART3 :
ETM,PCO,DL
B/T Headset
B/T, AT Command
SYSBOOT[5:1] = 0E
NAND Controller
SYSBOOT[1] = 0
SYSBOOT[2] = 1
SYSBOOT[3] = 1
SYSBOOT[4] = 1
SYSBOOT[5] = 0
BOOT SELECT
TOUCH INT GPIO
UART1 -> USB
Download , Mass Storage
ULPDR_ARM_BOOT_EXT
ULPDR_SYS_CLK_OUT
U103
Serial Port Intf.
Triton external voice codec
PD761811BZVL
Multimedia audio flow
GPIO 27
VRDBB
4 5 6 7
8 9 10 11
SLIDE SWITCH
3G
VRIO
GND
RX
BU52031NVX U100
TX
VCHAR
4 1
VDD OUT SLIDE
ON_SW
3 2
NC GND VBAT
PWR
C102 C103 URXD
1u 0.01u
UTXD
AA12 VRIO
GPIO_19 SPK_EN
Y12
GPIO_43 HALL2_OUT
R109 100K
R110 100K
R111 100K
R112 100K
W21
GPIO_1 MAIN_SUB_SEL
J15 VBAT
GPIO_2 BT_NRST
U19
GPIO_4 USB_BOOT_SEL
V20
GPIO_6 MM_1V2_EN
W17
GPIO_8 _EOC
V16 VBUS
GPIO_9
Y18
R113
GPIO_13 TOUCH_I2C_SCL
V17
100K
GPIO_16 FM_INT
R114 100K M1
VRIO
BOOT SELECT P1_INT2
H10 L2
GPIO_17 HOOK_EN P2_INT2
G12
GPIO_32 SENSOR_INT
B12 A5
GPIO_46 TOUCH_I2C_SDA ABB_USB_P DP_RXD_MIC_R
G13 A3
GPIO_47 USB_DETECT_BB ABB_USB_N DM_TXD_SPKR_L
H12 D4
MISC_EXT_IRQ ID_USB
C112 DNI A6
VBUS
C4
SE0_VM_TXD
C3
DAT_VP_RXD
V15 E4
USB_0_SE0 OE_INTN
AA17 A2
USB_0_DAT RCV
Y17
USB_0_TXEN
W16 R116 3300 J6
USB_0_RCV SDA1
R117 3300 M5
VRIO SCL1
I2C_SDA
L10
I2C_SCL PWON
A18 H7
I2C1_SDA PWON RPWON
C15
I2C2_SCL
K9
WAKEUP1
L9
WAKEUP2
M12
BT_CLK_REQ PCLKREQ
V14
ULPDR_CLK32K_IN CLK_32K
R119 100K
T18 J8
MCLK1
G10 K8
ULPDR_WAKEUP_INT MCLK2
D14
R121 1K M11
ONNOFF
R122 10K
VREXTL
C16 D5
ULPDR_ON_NOFF TEMP_SENSE ADCIN1
B4
JACK_TYPE ADCIN2
A4
ADCIN3
AA19 C5
TSP_ACT0 REMOTE_ADC ADCIN4
B13 B5
TSP_ACT2 BATT_INSERT ADCIN5
R123 33K
M6
STARTADC
A5 M3 T3029FZQWR
MCSI2_SYNC VSP_VFS
C5 L3
MCSI2_BCLK VSP_VCK
B5 M2
MCSI2_DIN VSP_VDX
D7 L4
MCSI2_DOUT VSP_VDR
M4
I2S_SCK
L5
I2S_WS
H6
I2S_SDX
K5
I2S_SDR
B7
MCBSP1_CLKX
C7 F5
MCBSP1_FSX NC1
D8 G5
MCBSP1_DIN NC2
B6 G6
MCBSP1_DOUT NC3
K7
GND_PWR1
B11
GND_PWR21
V3 C10
SIM_IO SIM_IO GND_PWR22
W1 L6
SIM_CLK SIM_CLK GND_PWR3
V4 B3
SIM_PWRCTRL SIM_PWRCTRL GND_PWR4
U4 D11
SIM_RST SIM_RST GND_PWR5
W3 B7
SIM_PBIAS GND_VBUS2
C7
GND_VBUS1
G9
GND_DBB1
VBAT
F8
GND_DBB2
F9
GND_DBB3
U18
SPI_NCS0
Y19 H10
SPI_CLK VCC11
W19 H11
SPI_DATA_MISO VCC12
V18 H12
SPI_DATA_MOSI HOOK_DETECT C129 VCC13
L7
1000p VCC21
L8
VCC22
B2
VCC3
A1 F10
NC1 VCC41
AA1 F11
NC2 VCC42
A21 E10
NC3 VCC51
E5 E11
NC4 VCC52
A7
VCC6
Y14
VSSPBIAS
C130
10u
D1
VSS1
E2
VSS2
H2
VSS3
K1
VSS4
P1
VSS5
T3
VSS6 VREXTL
W2
VSS7 VREXTH
AA8
VSS8 VRMMC
AA15
VSS9 VRSIM
AA21
VSS10 VRUSB
Y20
VSS11 VRRTC
U21
VSS12 VRIO
N19
VSS13 VRABB
N20
VSS14 VRMEM
M20
VSS15 VRPLL
M19
VSS16
L19
VSS17
K19
VSS18
G21
VSS19
B10
VSS20
D4
VSS21 Domain Voltage(V) Current(mA)
E21
VSS22
A20 VRABB 2.8 80
VSS23
A17
VSS24 VRRTC 1.8 20
VRUSB 3.3 15
VRSIM 1.8 / 2.85 15
VRDBB
VRMMC 1.8 / 2.85 100
VRDBB 1.4 - 0.95 850
VRPLL 1.3 / 1.4 / 1.05 10
VRMEM 1.8 200
VRIO 1.8 200
VREXTH 1.8 / 200@1.8V
2.8 100@2.8V
VREXTL 1.3/1.05 200@1.3V
1.8 / 2.8 100@1.8~2.8V
C157
10u
8 9
- 111 -
12 13 14 15
VCHG_IN VCHG
U101 ISL9221
VBAT VBUS_IN 13
PGND
1
VDC
URT100
12
VBAT VDC_BYP
2.5G 2
VUSB
1 11
GND BAT
2 RX 3
RX UART3_RX _PPR
3 TX 10
TX UART3_TX USB_BYP
4 VCHG 4
NC1 _EOC _CHG
5 RPWON 9
PWON IVDC
ON_SW
6 5
CHG_EN
VBAT _EN
7 8
VBUS
NC2 GND
8 6
NC3 ABB_USB_N IMIN
9 7
NC4 ABB_USB_P IUSB
10 DSR
DSR UART3_DSR
11
R803 C106 C107 R106 R107 R108
RTS
12
CTS 100K 1u 1u 5.1K 18K 15K
2
3
X100
SSP-T7-F_7PF_20PPM
32.768KHz
4 1
L12 C109 8p
OSC32KIN
L11 R115 220K C110 8p
OSC32KOUT
C111 10p
K11
CLK32KOUT CLK_32K
A12
LED_A
B12
LED_B
C12
LED_C LED_MAINKEY
M10
VIBDR VIBRATOR
D10
CKEN SYSCLKEN
C11
REGEN REGEN
E8
HSDET
K6 R118 1K
BM_SEL
E7
BM_SGMODE
K10
VMODE
G7
PWROK
E9
PM_D
F7
PM_C
J9
PM_F
C113 0.1u
J11
VBG
J10 R120 121K
IREF
J12
REFGND
VCHG
H8
VBACKUP VBACKUP
B8
VAC
A9 VBAT
PCHGAC
A8
PCHGUSB
U102 D7
VCCS
A10
VBAT
D8
VBATS VBATS
C9
ICTLUSB1 C114 C115
D9
33u
ICTLUSB2 22p
C8 27p C116
ICTLAC1
B9
ICTLAC2
ABB_MICN
D2
C117
MICIN
D1
MICIP 100p
C1 L100 100nH
HSMIC HSMICIP ABB_MICP
E3
MICBIAS MICBIAS
E2 27p C118
HSMICBIAS HSMICBIAS C119
C2
AUXI_FMR 100p
D3
FML
G2
EARN RCV_N
G1
EARP RCV_P
F3
AUXO
C120 22u R160 220
F1
HSOL C121 22u ABB_HSOL
E1
HSOR ABB_HSOR
F2
R161 220
HSOVMID
F4
AUDVMID C125 C126
L1 R124 15K C123 47n C127 C122
FILTERAPLL 27p 27p
47p
4.7u
G3 C124 4.7n
SPKPA1
G4
SPKPA2 SPKPA
K3
SPKNA1 SPKNA
K4
SPKNA2
H1
SPKPD1
H2
SPKPD2
J1 VBAT
SPKND1
J2
SPKND2
J3
SPKVDD2
H3
SPKVDD1 C128
H4
10u
SPKGND2
J4
SPKGND1
K1
TMS
J5
TDO
H5
TDI
K2
TCK
H9 R125 10K
TESTRESET
E6
TESTV
ON BOARD JTAG INTERFACE
J7
SIMDTC REMOTE_INT
VRIO
JTG100
VRDBB
VCC
GND
L103 2.2uH
JTAG_TCK TCK
JTAG_TDO
TDO
C131 JTAG_TDI TDI
10u JTAG_TMS TMS
JTAG_TRST TX
JTAG_RTCK RX
LGE Internal Use Only
16
VBAT VBUS
A
C104 C108 C105
10u 10u
1u
B
C
D
E
F
C
D
E