LG KE590 Service Manual page 121

7. CIRCUIT DIAGRAM
1 2
VRSIM
VRIO
A
MIC_ABB_P
MIC_ABB_N
KBC(3)
B
KBC(2)
KBC(1)
KBC(0)
MEGA_CLK
MEGA_CMD
MEGA_DAT0
SIM_IO
SIM_PWRCTRL
VBAT
SIM_CLK
SIM_RST
VBATS
BATT_TEMP
C
NOT MOUNT
D
A1
MEGA_CLK A1
A2
MEGA_CMD A2
A3
MEGA_DAT0 A3
E
C200
NA
1 2 3
LGE Internal Use Only
3 4 5
CN200
G1 G2
1 20
2 19
3 18
4 17
5 16
KBR(3)
6 15
KBR(2)
7 14
KBR(1)
8 13
KBR(0)
9 12
MICBIAS
10 11
PWON
G3 G4
CN201
G2
G1
1 40
2 39
CLK_32K
3 38
BT_NRST
4 37
SYSCLKEN
5 36
BT_CLK_REQ
6 35
7 34
MCSI1_BCLK
8 33
MCSI1_DIN
9 32
MCSI1_SYNC
10 31
MCSI1_DOUT
11 30
12 29
BT_CLK
13 28
BT_CTS
14 27
BT_RTS
15 26
UART_TXD
16 25
BT_RX
17 24
BT_TX
18 23
19 22
20 21
MAIN_KEY_BL_EN
G3 G4
C1
B1 MEGA_CLK_28
U200
B4
TXS0104EZXUR
GND
B3
OE
R212
NA
V_28 VRIO
C201
NA
4 5
6 7 8
1 4
201
200
R200
KBR(0)
150
2 5
203 204
VA200
EVLC5S02100
R201
KBR(1)
150
3 6
207 208
VA201
EVLC5S02100
R202
KBR(2)
150
VA202
EVLC5S02100
R203 150
KBC(0)
R204 150
KBC(1)
R205 150
KBC(2)
R206 150
KBC(3)
SIDE_KEY_VOL
CN202
1
EVLC5S02100 EVLC5S02100
2
EVLC5S02100 EVLC5S02100
3
4
SIDE_KEY_CAM+PWON
CN203
1
2
3
4
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9 10
AST
7
KEYPAD
202 AST
0
8
205 206
9 SHP
209 SHP
R207 150
KBC(1)
R208 150
KBC(0)
VA208
VA207 EVLC5S02100
R209 150
KBR(3)
R211 150
KBC(2)
R210 150
PWON
VA209
VA210 VA211
EVLC5S02100
LGMC
Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
A
B
C
D