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4.10 Receiver Trouble
4.11 Receiver Trouble
TEST POINT
CN200
CIRCUIT
K6
AU_MICBIAS
B2
AU_IN1_P
C1
AU_IN1_N
D2
AU_IN0_N
E3
AU_IN0_P
F4
AU_FMINR
G5
AU_FMINL
F6
AU_OUT0_N
E5
AU_OUT0_P
F8
AU_MOUTL
C3
AU_MOUTR
J3
SPK1_P
K4
SPK1_N
R3
PAD_VRT
U5
DP
V6
DM
Copyright © 2010 LG Electronics. Inc. All right reserved.
Only for training and service purposes
U102
Main PCB
Figure 4.11.1
C120
C121
C124
47p
47p
47p
R117
5.1K
TP2
USB_DP
USB_DM
TP1
R500
RCV_N
R501
RCV_P
4. TROUBLE SHOOTING
TP2
Figure 4.11.1
HP_MICP
HP_MICN
MAIN_MICN
MAIN_MICP
FM_AUDIO_R
FM_AUDIO_L
RCV_SUB_N
RCV_SUB_P
AU_MOUTL
AU_MOUTR
C125
C152
C153
47p
47p
47p
0
0
C501
VA501
39p
TP1
86/140
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4. TROUBLE SHOOTING
TP1
Sub PCB
TP2
CN501
1
2
VA500
C500
39p
LGE Internal Use Only
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