LG CU920 - Page 174

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PWR
URXD
UTXD
3G 2.5G
GND
RX
TX
VCHAR
ON_SW
VBAT
T-FLASH SOCKET
VA606
100ohm
R612
RSB6.8CST2R
100K
R604
VA617
VA615EVLC5S0250
EVLC5S0250 VA614
VA613EVLC5S0250 VA611EVLC5S0250
EVLC5S0250 VA612
VA609EVLC5S0250
EVLC5S0250 VA610
VA616
EVLC5S0250 VA608
39p
C600
NC2
NC3
8
9
NC4
5
ON_SW
11
RTS
RX
2
3
TX
VBAT
6
VA604
UART600
CTS
12
DSR
10
1
GND
NC1
4
7
R609 100K
6
78
9
10
11
12
13
14
CN600
1
2
3
4
5
C604
R605
100K
22p
VA600
100ohm
R600
VA602VA601
R610 100K
ICVN0505X150FR
22p
VA807
C603
10u
C937
R611 100K
R603
100ohm
SPK600
R607
100ohm
100ohm
R608
R606
300K
VA605
100ohm
R602
39p
100ohm
R601
C602
L601
68nH
0.1uC936
CD_DAT3_CS
CLK_SCLK
CMD_DI
DAT0_DO
DAT1_RSV
DAT2_RSV
GND
VDD
VSS
GCC111-8S-S-E1000S600
CD
EVLC18S02015
VA806
VA607
L600
68nH
VA603
SPK601
+5V_PWR_IO
0.1uF
C601
SPK-
VREG_MSMP_2.8V
LED_CON
KEY_COL(0)
KEY_COL(1)
SDCC_DATA(0)
SDCC_CMD
SDCC_CLK
SDCC_DATA(3)
TFLASH_DET_N
SDCC_DATA(2)
SDCC_DATA(1)
PM_ON_SW_N
VREG_TFLASH_3.0V
MICBIAS
MIC1P
USB_VBUS
VBATT
UART_RX
UART_TX
USB_D-
USB_D+
PM_ON_SW_N
+VPWR
KEY_ROW(0)
KEY_ROW(1)
KEY_ROW(2)
SPK+
KEY_ROW(3)
7. CIRCUIT DIAGRAM
LGE Internal Use Only
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Only for training and service purposes