LG LG-P970 - Page 145

4. TROUBLE SHOOTING
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Copyright © 2011 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
CN101
15
13
11
9
7
5
4
3
2
1
14
12
10
8
6
USB_DP
USB_DM
VCHG
USB_ID
uUSB Connector
u7.40
3
9C
929C p93
FL901
IN OUT
GND1 GND2
209D
Z
VA903 VA904
CN904
87
96
105
114
123
132
141
ZD904
FL902
5
6
3 1
4 2
P2P4
P1P3
6P
5
P
PWR_ON_SW
VCHG
RCV_P
RCV_N
USB_ID
USB_DM
USB_DP
H8
J11
K11
C13
N16
A13
B13
A11
F9
F10
D5
D4
R11
T11
T10
R8
VBUS
DP
DN
ID
I2C_CNTL_SDA
I2C_CNTL_SCL
INT1
INT2
PWRON
NRESWARM
NRESPWRON
VREF
SYSEN
BOOT0
BOOT1
MSECURE
10K
R408
1uC432
USB_VBUS
10K
R407
K01
904R
VBAT
VBAT
1.8V_VIO
OMAP_PWR_RESET
PWR_ON_SW
PWR_WARM
SYS_IRQ_N
I2C1_SCL
I2C1_SDA
USB_DM_TWL
USB_DP_TWL
3.1V_VUSB
90ohm matching !!
R503
100K
C513
1u
2.2K
R502
VBAT
VCHG
1uC502
U501
MAX14526DEEWP
2B 1C
2C
C3 A2
C4
D3
D1 D4
A1
B1
A3
B4 B3
B5 A5
C5 A4
D5 D2
BATVB
DN1COMN1
DP2COMP2
U1UID
U2
RES
MIC
AUD1CAP
AUD2
GND
ISETIC
L
CS
ADS
T
N
I
0.1u
C501
1.8V_VIO
LCS_2C2I
A
DS
_
2C
2
I
N_TNI_CI
U
M
UART_RX
UART_TX
USB_DM_TWL
USB_DP_TWL
USB_ID
USB_DM
USB_DP
MUIC
90ohm matching !!90ohm matching !!
TP1