
4. TROUBLE SHOOTING
- 89 -
LGE Internal Use Only
Copyright © 011 LG Electronics. Inc. All right reserved.
Only for training and service purposes
VDD_IO_1V8
C515
2.2u
VBAT
0
R504
2.2u
C504
C502
10u
C516
2.2u
0.1u
C503
R510
0
C514
2.2u
600
FB506
600
FB505
C511
39p
39p
C510
M501
3
D
1
C
2
E
2
A
C2
B2
B4
A4
B3
E1
A3
D1
A1
C3
B1
E4
E3
C4
4
D
2
D
D
D
V
P
H
D
D
V
P
S
IN3-
OUT+
OUT-
HPL
IN3+
HPR
CP
IN1+
CN
IN1-
IN2+
IN2-
SDA
SCL
S
AI
B
D
D
V
P
C
S
S
V
P
C
D
N
G
39p
C509
C512
39p
C513
2.2u
C507
47n
C508
47n
C539
47n
47n
C540
I2C_SDA
I2C_SCL
SPK_L
SPK_R
SPK_N
SPK_P
HS_GND
HS_OUT_L
HS_OUT_R
AMP_HS_N
AMP_HS_P
CIRCUIT
C235
47p
47p
C234
C233
DNI
C232
DNI
VMIC_BIAS_P
VAUD_HS_BIAS
N17
N18
T16
R16
M18
M17
K17
P11
P4
J4
T2
J5
G1
BC3_n
SDCLKO
BFCLKO_0
BFCLKO_1
CKE
ANAMON
FSYS_EN
EPN
EPP
HSL
HSR
LSN
LSP
DDR_CKE
DDR_CLK_P
DDR_DQS[1]
DDR_CLK_N
BT_CLK_REQ
SPK_L
SPK_R
RCV_HS_N
RCV_HS_P
TP1
100pF
C525
C526
47pF
C524
47pF
VA507
VA506
L505
0.1uH
CN501
2
1
0.1uH
L504
SPK_N
SPK_P
47pF
C534
C535
47pF
ZD502
L507
0.1uH
0.1uH
L506
CN502
2
1
ZD501
RCV_N
RCV_P
BB Chip
TP
TP3
TP4
TP5
TP6
TP7
TP8