LG KT520 Service Manual page 178

7. CIRCUIT DIAGRAM
1 2 3
A
VDDE_1V8
B
W14
MCLK MCLK
Y16
SYSCLK0 SYSCLK0
Y15
SYSCLK1 SYSCLK1
W16
USB_XTAL1 SYSCLK2
TP301
P11
PWRRST_n PWRRST_N
V18
C327 RESOUT0_n RESOUT0_N
AB16
1000p RESOUT1_N
AA16
RESOUT2_n RESOUT2_N
TP302
AA17
SERVICE_N
Y14
C MCLKREQ MCLKREQ
Q300
OUT V16
BT_CLKREQ_n SYSCLKREQ_N
R305
B RN1107 W15
VPPFLASH RTCCLK RTCCLKIN
IN
V17
120K ACC_SLEEP ACCSLEEP
AA15
E APP_SLEEP APPSLEEP
GND
W18
DCON DCON
N2
C TCK
M1
TMS
M2
TDI
M3
TDO
P1
TRST_N
N3
RTCK
A21
TEMU0_N
A1
TEMU1_N
D6
ETM_PSTAT0
A5
ETM_PSTAT1
C6
ETM_PSTAT2
D5
ETM_TSYNC
B6
ETM_TCLK
A8
ETM_TPKT0
D8
ETM_TPKT1
C8
ETM_TPKT2
D7
ETM_TPKT3
B8
ETM_TPKT4
C7
D ETM_TPKT5
B7
ETM_TPKT6
A6
ETM_TPKT7
AB20
ACC_IRQ_n MSACCIRQ_N
AA20
APP_IRQ_n MSAPPIRQ_N
R20
I2S0_CLK I2S0CLK
R19
I2S0_WS I2S0WS
VDDE_1V8 T21
I2S0_ULD I2S0ULD
T19
I2S0_DLD I2S0DLD
T20
I2S1_CLK I2S1CLK
U22
I2S1_WS I2S1WS
U20
I2S1_ULD I2S1ULD
U21
I2S1_DLD I2S1DLD
P10
SRST_n SRST_N
U5
SCLK SCLK
P9
SDAT SDAT
J9
E
ACC_GP00_USB_STP ACC_GPIO_0
K9
ACC_GP01_USB_DIR ACC_GPIO_1
P2
ACC_GP02_UART0_RX ACC_GPIO_2
N9
ACC_GP03_UART0_TX ACC_GPIO_3
M9
ACC_GP04_USB_CLK ACC_GPIO_4
N4
ACC_GP05_USB_NXT ACC_GPIO_5
P3
ACC_GP06_USB_DAT4 ACC_GPIO_6
P4
ACC_GP07_USB_DAT5 ACC_GPIO_7
R4
ACC_GP10_USB_DAT6 ACC_GPIO_8
R3
ACC_GP11_USB_DAT7 ACC_GPIO_9
R2
ACC_GP12_KEY_LED_ON ACC_GPIO_10
R1
ACC_GP13_SPK_AMP_EN ACC_GPIO_11
T2
ACC_GP14_BT_SPI_INT ACC_GPIO_12
T4
ACC_GPIO_13
U1
ACC_GP16_MC_DETECT ACC_GPIO_14
T3
ACC_GPIO_15
T5
ACC_GP20_USB_CS_PD ACC_GPIO_16
U4
ACC_GPIO_17
V3
ACC_GP22_USB_DAT3 ACC_GPIO_18
V1
ACC_GP23_BT_SPI_CS0n ACC_GPIO_19
U2
F ACC_GPIO_20
ACC_GP24_BT_SPI_DAT0
U3
ACC_GP25_BT_SPI_DAT1 ACC_GPIO_21
V2
ACC_GPIO_22
ACC_GP26_BT_SPI_CLK
R21
ACC_GPIO_23
ACC_GP27_AMP_SW_EN
M14
APP_GP00_UART_RX APP_GPIO_0
N14
APP_GP01_UART_TX APP_GPIO_1
P13
APP_GP02_MC_IO_OFF APP_GPIO_2
P14
APP_GP03_FLIPSENSE APP_GPIO_3
N22
APP_GP04_OJ_MISO APP_GPIO_4
N21
APP_GP05_OJ_MOSI APP_GPIO_5
M21
APP_GP06_OJ_SCLK APP_GPIO_6
L22
APP_GP07_OJ_MOTION_n APP_GPIO_7
N20
APP_GP10_BL_CTRL APP_GPIO_8
N19
APP_GP11_OJ_CS_n APP_GPIO_9
P21
APP_GP12_PHFSENSE APP_GPIO_10
P22
APP_GP13_MC_CLKRET APP_GPIO_11
P19
APP_GP14_VC_IO_OFF APP_GPIO_12
P20
APP_GP15_CAM_LDO_CTRL APP_GPIO_13
P12
APP_GPIO_14
G
VDD_CAM_1V8 VDDE_1V8
R312 3300
R313 3300
R314 3300
R316 3300
H
1 2 3
Copyright © 2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
4 5 6
VDDF_2V5 VDDE_1V8 VCORE VBUCK_FB
C300 1u C301 1u
C302 1u
U301
DB3150
4 5 6
- 179 -
7 8 9
SD_ADDR(1:13)
C2
SD_ADDR(1)
EMIF1_A01
C1
SD_ADDR(2)
EMIF1_A02
D2
SD_ADDR(3)
EMIF1_A03
D1
SD_ADDR(4)
EMIF1_A04
E3
SD_ADDR(5)
EMIF1_A05
E2 SD_ADDR(6)
EMIF1_A06
F2 SD_ADDR(7)
EMIF1_A07
G2 SD_ADDR(8)
EMIF1_A08
F1 SD_ADDR(9)
EMIF1_A09
G1 SD_ADDR(10)
EMIF1_A10
H1 SD_ADDR(11)
EMIF1_A11
H2 SD_ADDR(12)
EMIF1_A12
J1 SD_ADDR(13)
EMIF1_SDBS0_A13
J2
EMIF1_SDBS01_A14 SD_BA0
K2
EMIF1_SDBS1_A15 SD_BA1
SD_DATA(0:15)
C3 SD_DATA(0) SD_DATA(0) B3
EMIF1_D00 DQ0
D3 SD_DATA(1) SD_DATA(1) C4
EMIF1_D01 DQ1
E5 SD_DATA(2) SD_DATA(2) C3
EMIF1_D02 DQ2
E4 SD_DATA(3) SD_DATA(3) D4
EMIF1_D03 DQ3
F5 SD_DATA(4) SD_DATA(4) D3
EMIF1_D04 DQ4
F4 SD_DATA(5) SD_DATA(5) E4
EMIF1_D05 DQ5
F3 SD_DATA(6) SD_DATA(6) E3
EMIF1_D06 DQ6
G3 SD_DATA(7) SD_DATA(7) F4
EMIF1_D07 DQ7
G4 J4
SD_DATA(8) SD_DATA(8)
EMIF1_D08 DQ8
G5 K3
SD_DATA(9) SD_DATA(9)
EMIF1_D09 DQ9
H3 K4
SD_DATA(10) SD_DATA(10)
EMIF1_D10 DQ10
H4 L3
SD_DATA(11) SD_DATA(11)
EMIF1_D11 DQ11
J4 L4
SD_DATA(12) SD_DATA(12)
EMIF1_D12 DQ12
J3 M3
SD_DATA(13) SD_DATA(13)
EMIF1_D13 DQ13
K4 M4
SD_DATA(14) SD_DATA(14)
EMIF1_D14 DQ14
K3 N3
SD_DATA(15) SD_DATA(15)
EMIF1_D15 DQ15
B5
EMIF1_SDCS_N SD_CS_n
D4 E9
EMIF1_SDCLK SD_CLK SD_CS_n _CS
A4
EMIF1_SDCKEN SD_CKE
B4 H4
EMIF1_SDCAS_N SD_CAS_n SD_CLK CLK
C4 G8
EMIF1_SDRAS_N SD_RAS_n SD_CKE CKE
C5 F8
EMIF1_WE_N SD_WE_n SD_WE_n _WED
B3 D7
EMIF1_BE0_N SD_DQML_n SD_BA0 BA0
A3 D8
EMIF1_BE1_N SD_DQMU_n SD_BA1 BA1
E7
SD_RAS_n _RAS
B13 F7
EMIF2_A01 SD_CAS_n _CAS
A12 G3
EMIF2_A02 SD_DQML_n LDQM
A13 H3
EMIF2_A03 SD_DQMU_n UDQM
A14
EMIF2_A04
B14
EMIF2_A05
B15 NF_IO(0) J5
EMIF2_A06 IO0
A15 NF_IO(1) L5
EMIF2_A07 IO1
B16 NF_IO(2) J6
EMIF2_A08 IO2
VDDE_1V8
C16 NF_IO(3) L6
EMIF2_A09 IO3
A17 NF_IO(4) J7
EMIF2_A10 IO4
B17 NF_IO(5) L7
EMIF2_A11 IO5
C18 NF_IO(6) J8
EMIF2_A12 IO6
B18 NF_IO(7) L8
EMIF2_SDBS0_A13 IO7
A20
EMIF2_SDBS01_A14
A19
EMIF2_SDBS1_A15
B19 C6
EMIF2_A16 NF_CE_n _CE
B20
EMIF2_A17 NF_CLE
C20 D5
EMIF2_A18 NF_ALE NF_ALE ALE
C19 C5
EMIF2_A19 NF_CLE CLE
C21 E5
EMIF2_A20 NF_RE_n _RE
D21 E6
EMIF2_A21 NF_READY R__B
C22 D6
EMIF2_A22 NF_WE_n _WE
D20 F5
EMIF2_A23 RESOUT0_n _WP
D22
EMIF2_A24
E21
EMIF2_A25
F22 NF_IO(0:7)
EMIF2_CRE_A26
D12
NF_IO(0)
EMIF2_D00
C12
NF_IO(1)
EMIF2_D01
D13
NF_IO(2)
EMIF2_D02
C13 NF_IO(3)
EMIF2_D03
D14 NF_IO(4) 1Gbits 1.8V x8 LB NAND + 512Mbits 1.8V x16 SDRAM
EMIF2_D04
C14 NF_IO(5)
EMIF2_D05
D15 NF_IO(6)
EMIF2_D06
C15 NF_IO(7)
EMIF2_D07
D16
EMIF2_D08
E16
EMIF2_D09
C17
EMIF2_D10
D17
EMIF2_D11
E17
EMIF2_D12
D18
EMIF2_D13
E18
EMIF2_D14
D19
EMIF2_D15
E6
EMIF2_CS0_N NF_CE_n
E7
EMIF2_CS1_N
J10
EMIF2_CS2_N
A9
EMIF2_SDCAS_RE_OE_N NF_RE_n
D9
EMIF2_WE_N NF_WE_n
C10
EMIF2_SDCLK
B11
EMIF2_CLK
B10
EMIF2_FBCLK
D10
EMIF2_SDCLKEN
C11
EMIF2_SDRAS_ADV_N
D11
EMIF2_BE0_N
B12
EMIF2_BE1_N
B9
EMIF2_NFIF_READY NF_READY
C9
EMIF2_WAIT_N
OJ300 OJ301 OJ302 OJ303
7 8 9
10 11 12
A
B
C7 SD_ADDR(1)
A0
C8 SD_ADDR(2)
A1
C9 SD_ADDR(3)
A2 C
B8 SD_ADDR(4)
A3
M9 SD_ADDR(5)
A4
L9 SD_ADDR(6)
A5
K9 SD_ADDR(7)
A6
J9 SD_ADDR(8)
A7
H7
SD_ADDR(9)
A8
H8
SD_ADDR(10)
A9
D9
SD_ADDR(11)
A10
H9
SD_ADDR(12)
A11
G7 VDDE_1V8
SD_ADDR(13)
A12
SDRAM
B4
VDD1
G9
VDD2
H2
VDD3
M2
VDD4
D2
VDDQ1
F2
U300
VDDQ2 D
K2
VDDQ3
K5D1G12ACD-D075
C2
VSS1 C328 C329 C330 C331 C332
F9
VSS2 0.1u 0.1u 0.1u 0.1u 0.1u
G2
VSS3
N4
VSS4
E2
VSSQ1
J2
VSSQ2
L2
VSSQ3
NAND
B6
VCC1
N7
VCC2
N6
VCCQ
E
C333 C334 C335
B5
VSS5 0.1u 0.1u 0.1u
N5
VSS6
N8
VSS7
SAMSUNG MCP
F
G
H
10 11 12
LGE Internal Use Only