Service manual

4. TROUBLE SHOOTING
- 97 -
Copyright © 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
LGE Internal Use Only
CN803
D800 D801
SPK_P
SPK_N
SPEAKER
600
FB703
C741
10u
VBAT
1n
C708
600
FB702
1n
C709
0.47uC706
C711 33n
C707 0.47u
2.2u
C714
u2.2717C
u2.2617C
u2.2517C
C713 33n
VREG_MSME_1.8V
C700
0.1u
C701
2.2u
IC700
3D 1C 2E 2A
C2
B2
B4
A4
B3
E1
A3
D1
A1
C3
B1
E4
E3C4
4D 2D
DDVPH
DDVPS
IN3- OUT+
OUT-
HPL
IN3+
HPR
CP
IN1+
CN
IN1-
IN2+
IN2-
SDA
SCL
SAIB
DDVPC
SSVPC
DNG
VREG_MSME_1.8V
317R
K7.4
217R
K7.4
HPH_L
HPH_R
AUDIO_I2C_SCL
AUDIO_I2C_SDA
SPK_N
SPK_P
EAR_L
EAR_R
LINE_OP
LINE_ON
Audio Sub System
TP1
TP2
TP3