LG KE520 Service Manual page 141

7. CIRCUIT DIAGRAM
SAMSUNG 1G NAND +512M SDRAM DDR
SDATA(15:0)
B3
SDATA(0)
DQ0
C4
SDATA(1)
DQ1
C3
SDATA(2)
DQ2
D4
SDATA(3)
DQ3
D3
SDATA(4)
DQ4
E4
SDATA(5)
DQ5
E3
SDATA(6)
DQ6
F4
SDATA(7)
DQ7
J4
SDATA(8)
DQ8
K3
SDATA(9)
DQ9
K4
SDATA(10)
DQ10
L3
SDATA(11)
DQ11
L4
SDATA(12)
DQ12
M3
SDATA(13)
DQ13
M4
SDATA(14)
DQ14
N3
SDATA(15)
DQ15
E9
SD_CS _CS
H4
SDCLK CLK
G8
SDCLK_EN CKE
F8
U200
NSWE _WED
D7
SBANK0 BA0
D8
SBANK1 BA1 K5E1G12ACA-D075
E7
NSRAS _RAS
F7
NSCAS _CAS
G3
NSDQML LDQM
H3
NSDQMU UDQM
FDATA(7:0)
J5
FDATA(0)
IO0
FDATA(1) L5
IO1
J6
FDATA(2)
IO2
L6
FDATA(3)
IO3
J7
FDATA(4)
IO4
L7
FDATA(5)
IO5
FDATA(6) J8
IO6
VRMEM L8
FDATA(7)
IO7
C6
NFCS_3 _CE
R200
G4
SDCLKX
_CK
D5
2K ALE ALE
C5
CLE CLE
E5
NFOE _RE
E6
FRDY R__B
D6
NFWE _WE
F5
NFWP _WP
C209
1u
ANALOG AUDIO AMP
U201 MAX9700CETB
P_GND
1
VDD
PVDD
C211 1u 2
SPKPA IN_P
OUT_M
C213 1u 3
SPKNA IN_M
OUT_P
4
GND
PGND
5
C216 C217 _SHDN
33nF 33nF SYNC
RECEIVER
VRIO VREXTH
U203 FXLP34L6X
1 6
VCC1 VCC RCV_P
2 5
AMP_EN A NC
3 4
GND Y
RCV_N
LGE Internal Use Only
SADD(12:0)
C7
SADD(0)
A0
C8
SADD(1)
A1 E_DATA(15:0)
C9
SADD(2)
A2
B8
SADD(3)
A3
M9
SADD(4)
A4
L9
SADD(5)
A5
K9
SADD(6)
A6
J9 VRMEM
SADD(7)
A7
H7
SADD(8)
A8
H8
SADD(9)
A9
D9 VRMEM
SADD(10)
A10
H9
SADD(11)
A11
G7
SADD(12)
A12
B4
VDD1
G9
VDD2
H2
VDD3
M2
VDD4
D2
VDDQ1
F2
VDDQ2
K2
VDDQ3
C2
VSS1
F9
VSS2
G2 VRMEM
VSS3 C200 C201 C202 C203 C204
N4
VSS4 0.1u 0.1u 0.1u 0.1u 0.1u
E2
VSSQ1
J2
VSSQ2
L2
VSSQ3
B6
VCC1
N7
VCC2
N6
VCCQ
C205 C206 C207
B5
VSS5 0.1u 0.1u 0.1u
N5
VSS6
N8
VSS7
F3
LDQS DQSL
J3
UDQS DQSH
VBAT
C208
FB200
10u
CLOSE TO SPK/RCV
11
SPK_AMPN
10
47p
C210
9
SPK_AMPP
8
7
C218 C219
6
47p 47p
R201
10
RCV_PP
10
Close to TRITON SPK_AMPP
R202
L202 RCV_NN
RCV_PP 10
33nH
SPK_AMPN
C220
C221 27p
100p
L203
RCV_NN
33nH
C223
27p
- 142 -
FPCB_CONNECTOR MAIN
FL200 EVRC14S03Q030100R
1 9
INOUT_A1 INOUT_B1
2 8
INOUT_A2 INOUT_B2
3 7
DIF_IF
INOUT_A3 INOUT_B3
4 6
INOUT_A4 INOUT_B4
LCD
E_DATA(0)
E_DATA(1) FL201 EVRC14S03Q030100R
1 9
E_DATA(2)
INOUT_A1 INOUT_B1
E_DATA(3) 2 8
INOUT_A2 INOUT_B2
E_DATA(4) 3 7
INOUT_A3 INOUT_B3
4 6
E_DATA(5)
INOUT_A4 INOUT_B4
E_DATA(6)
E_DATA(7)
E_DATA(8)
E_DATA(9)
FL202 EVRC14S03Q030100R
E_DATA(10)
E_DATA(11) 1 9
INOUT_A1 INOUT_B1
2 8
E_DATA(12)
INOUT_A2 INOUT_B2
3 7
E_DATA(13)
INOUT_A3 INOUT_B3
E_DATA(14) 4 6
INOUT_A4 INOUT_B4
E_DATA(15)
LED_A
FL203 EVRC14S03Q030100R
1 9
INOUT_A1 INOUT_B1
2 8
INOUT_A2 INOUT_B2
3 7
INOUT_A3 INOUT_B3
4 6
DIF_RD
INOUT_A4 INOUT_B4
DIF_VSYNC
DP_PWON
FLASH_EN
LCD_BL_EN
FL204 EVRC14S03Q030100R
LCD_ID
1 9
MAIN_CS INOUT_A1 INOUT_B1 DP_IO_ON
2 8
DIF_RESET INOUT_A2 INOUT_B2 KBR(4)
3 7
DIF_ADS KBR(5)
INOUT_A3 INOUT_B3
4 6
DIF_WR INOUT_A4 INOUT_B4 KBC(0)
KBC(1)
KBC(2)
KBC(3)
KBC(4)
VIBRATOR CONNECTOR
L200 100nH
VIBRATOR
L201 100nH
C214
1u
Close to ABB
VBAT
U202 FSA2268TUMX
8
1B0 1A SPK_RCV_N
1 7
1B1 S1 SPK_EN
2 5
2B0 2A SPK_RCV_P
3 6
2B1 S2
4 9
GND VCC
CN200
G1 G2
1 80
2 79
SPK_RCV_P
3 78
SPK_RCV_N
4 77
5 76
6 75
7 74
8 73
9 72
10 71
11 70
CIF_PD
12 69
CAM_D(0)
13 68
CAM_D(1)
14 67
CAM_D(2)
15 66
CAM_D(3)
16 65
CAM_D(4)
17 64
CAM_D(5)
18 63
CAM_D(6)
19 62
CAM_D(7)
20 61
CAM_RST
21 60
CAM_HS
22 59
23 58 VCAM_CORE_15
CAM_PCLK
24 57
25 56
CAM_MCLK
VREXTL
26 55 VCAM_28
27 54
CAM_VS
28 53 VCAM_18
29 52
I2C_SDA
30 51
I2C_SCL
31 50
32 49
33 48
34 47
35 46
VBAT
36 45
37 44
38 43
39 42
40 41
G3 G4
SUB_CONNECTOR
CN201
1 14
VBACKUP
2 13
3 12
TF_DAT2 TF_DAT1
4 11
VRMMC
OUT200
TF_DAT3 TF_DAT0
5 10
OUT201
TF_CMD
6 9
TF_CLK
7 8
1u C215
C212 22p
KE520
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Only for training and service purposes