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Circuit Diagram - LG MS25 Service Manual

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7. CIRCUIT DIAGRAM

10K
VMSMP_2.6V
R100
nJTAG_RESOUT
KDS114E
D100
1K
nPON_RST
KDS114E
D101
R101
J25
nSDRAM_WE
EBI1_WE
G19
nSDRAM_RAS
EBI1_RAS
D17
EBI1_WAIT0
L22
EBI1_OE
D22
EBI1_CS5
E20
EBI1_CS4
E21
EBI1_CS3
D21
EBI1_CS2
H19
EBI1_CS1
B21
nSDRAM_CS
EBI1_CS0
A23
EBI1_CKE1
H18
SDRAM_CKE
EBI1_CKE0
B24
SDRAM_CLK0
EBI1_DCLK
B25
SDRAM_CLK1
EBI1_DCLKB
D14
EBI1_MEM_CLK
K25
nRESETOUT1
EBI1_RESOUT
E12
SDRAM_DQS3
EBI1_DQS3
B14
SDRAM_DQS2
EBI1_DQS2
D16
SDRAM_DQS1
EBI1_DQS1
A21
SDRAM_DQS0
EBI1_DQS0
D12
SDRAM_DQM3
EBI_DM3
D15
SDRAM_DQM2
EBI_DM2
E15
SDRAM_DQM1
EBI_DM1
B23
SDRAM_DQM0
EBI_DM0
A26
EBI1_ADR27
B26
EBI1_ADR26
B27
EBI1_ADR25
D23
EBI1_ADR24
E23
SDRAM_ADDR23
EBI1_ADR23
D24
EBI1_ADR22
G20
EBI1_ADR21
E22
EBI1_ADR20
F24
EBI1_ADR19
E25
EBI1_ADR18
L15
EBI1_ADR17
G21
SDRAM_ADDR16
EBI1_ADR16
L16
SDRAM_ADDR15
EBI1_ADR15
J21
EBI1_ADR14
H20
EBI1_ADR13
F25
SDRAM_ADDR12
EBI1_ADR12
L17
SDRAM_ADDR11
EBI1_ADR11
G24
SDRAM_ADDR10
EBI1_ADR10
H22
SDRAM_ADDR9
EBI1_ADR9
G25
SDRAM_ADDR8
EBI1_ADR8
H24
SDRAM_ADDR7
EBI1_ADR7
K24
SDRAM_ADDR6
EBI1_ADR6
H25
SDRAM_ADDR5
EBI1_ADR5
L21
SDRAM_ADDR4
EBI1_ADR4
J24
SDRAM_ADDR3
EBI1_ADR3
K21
SDRAM_ADDR2
EBI1_ADR2
J22
SDRAM_ADDR1
EBI1_ADR1
K22
SDRAM_ADDR0
EBI1_ADR0
G10
SDRAM_D31
EBI1_DQ31
H10
SDRAM_D30
EBI1_DQ30
D11
SDRAM_D29
EBI1_DQ29
E11
SDRAM_D28
EBI1_DQ28
G11
SDRAM_D27
EBI1_DQ27
H11
SDRAM_D26
EBI1_DQ26
G12
SDRAM_D25
EBI1_DQ25
H12
SDRAM_D24
EBI1_DQ24
A13
SDRAM_D23
EBI1_DQ23
B13
SDRAM_D22
EBI1_DQ22
D13
SDRAM_D21
EBI1_DQ21
E13
SDRAM_D20
EBI1_DQ20
A14
SDRAM_D19
EBI1_DQ19
E14
SDRAM_D18
EBI1_DQ18
G13
SDRAM_D17
EBI1_DQ17
H13
SDRAM_D16
EBI1_DQ16
G14
SDRAM_D15
EBI1_DQ15
H14
SDRAM_D14
EBI1_DQ14
H15
SDRAM_D13
EBI1_DQ13
G15
SDRAM_D12
EBI1_DQ12
G16
SDRAM_D11
EBI1_DQ11
Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LINE_ON
LINE_OP
CCOMP
AUXOUT
MICBIAS
YM_LR
YP_UR
XM_LL
XP_UL
GPIO0
GPIO1
GPIO2
GPIO3
GPIO4
GPIO5
GPIO6
GPIO7
GPIO8
GPIO9
GPIO10
GPIO11
GPIO12
GPIO13
GPIO14
GPIO15
GPIO16
GPIO17
GPIO18
GPIO19
GPIO20
GPIO21
GPIO22
GPIO23
U100-1
GPIO24
GPIO25
MSM7200_A
GPIO26
GPIO27
GPIO28
GPIO29
GPIO30
GPIO31
GPIO32
GPIO33
GPIO34
GPIO35
GPIO36
GPIO37
GPIO38
GPIO39
GPIO40
GPIO41
GPIO42
GPIO43
GPIO44
GPIO45
GPIO46
GPIO47
GPIO48
GPIO49
GPIO50
GPIO51
GPIO52
GPIO53
GPIO54
GPIO55
GPIO56
GPIO57
GPIO58
GPIO59
GPIO60
GPIO61
- 133 -
Array TP
1
2
CRADLE_UART_RX
3
CRADLE_UART_TX
4
5
REMOTE_PWR_ON
A8
6
LINE_ON
VBAT
B8
7
LINE_OP
C112
C113
VUSB_5.0V
C111
0.1u
E4
8
10u
0.1u
CRADLE_USB_DN
G8
9
CRADLE_USB_DP
E5
10
VMIC_BIAS
D1
11
TOUCH_Y1YD
12
E1
TOUCH_Y2YU
D2
TOUCH_X2XL
E2
TOUCH_X1XR
M2
nCAM_RST
L4
CAM_2M_PWDN
M4
CAM_VGA_PWDN
M5
CAM_PWR_ON
ARM9 JTAG
L7
CAM_DATA0
N7
CAM_DATA1
L5
CAM_DATA2
N8
CAM_DATA3
M1
VMSMP_2.6V
CAM_DATA4
L8
CN100
CAM_DATA5
G1
G2
M7
CAM_DATA6
M8
CAM_DATA7
1
10
P5
CAM_PCLK
P11
CAM_HSYNC
2
9
M11
CAM_VSYNC
MSM_TDI
N11
CAM_MCLK
3
8
AA17
JTAG_PS_HOLD
AD17
REMOCON_SW
4
7
AB17
nJTAG_RESOUT
AE17
5
6
AA18
nEAR_DET
MSM_RTCK
AG18
CALL_KEY
AD18
BL_PWR_ON
AH18
G3
G4
nHEADSET_SHDN
AE18
nPM_INT
AXT410164
AB18
PS_HOLD
ENBY0033101
AD19
FM_IRQ
AE19
AA19
nTF_DETECT
AB20
nREM_INT
AB19
UART_SW
AH20
nSPEAKER_SHDN
AA20
FLASH_PWR_ON
AE20
KPD_COLUMN0
Test TP
AD20
KPD_COLUMN1
AG22
KPD_COLUMN2
AE21
KPD_ROW0
AH22
KPD_ROW1
AD21
KPD_ROW2
AE22
KPD_ROW3
AB21
TP100
KPD_ROW4
CRADLE_UART_RX
AG23
BAT_I2C_SCL
AB22
BAT_I2C_SDA
AA10
TP101
BT_UART_RTS
CRADLE_UART_TX
AG6
BT_UART_CTS
AB9
UART1_RX
AA9
TP102
UART1_TX
REMOTE_PWR_ON
AD8
MSM_USIM_CLK
AH6
MSM_USIM_RST
AE8
AD9
MSM_USIM_DATA
AA11
AH8
V13
AD11
AE10
AB11
V7
LCD_PWR_ON
V8
nRECEIVER_SW
W7
SSBDT_RTR
V11
I2C_SCL
Y7
I2C_SDA
UAT100
2.5G
3G
GND
GND
RX
RX
TX
TX
NC1
VCHAR
ON_SW
ON_SW
VBAT
VBAT
NC2
PWR
NC3
URXD
NC4
UTXD
DSR
RTS
CTS
MSM_TCK
MSM_TMS
nMSM_TRST
MSM_TDO
LGE Internal Use Only

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