LG -E400f Service Manual page 100

SPEAKER
SPK_RCV_P
SPK_RCV_N
RCV_N
RCV_P
LINE_OP
LINE_ON
AUDIO_I2C_SDA
AUDIO_I2C_SCL
LGE Internal Use Only
TP1
CN700
1
2
HIR-02A57-0000AA
VA704 VA705
C726 C727
33p 33p
VREG_MSME_1.8V
C700
2.2u
R702
10
R703
10
C4
C3
C735 DNI
FM_L
C736 DNI
FM_R
A3
C714 2.2u
HPH_L
B3
C715 2.2u
HPH_R
TP3
A4
C716 39n
B4
C718 39n
B2
C2
VREG_MSME_1.8V
FB705, FB706(TP2)
M700
C716, C718(TP3)
VBAT
FB700 FB701
600 600
C701
C702 C703
0.1u
4.7u 0.1u
TP2
E3
FB705
IN3- OUT+
E4
FB706
IN3+ OUT-
B1
IN1+ HPL
M700
IN1-
A1
HPR
IN2+
D1
C719
IN2- CP
E1
SDA CN
SCL
C723 C724 C725
2.2u 2.2u 2.2u
- 100 - Copyright © 01 LG Electronics. Inc. All right reserved.
4. TROUBLE SHOOTING
CN700(TP1)
C707 C708
1n 1n
SPK_RCV_P
SPK_RCV_N
EAR_L
EAR_R
2.2u
Only for training and service purposes