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4. TROUBLE SHOOTING
4.14 Receiver Trouble
TEST POINT
CIRCUIT
K18
AFCDAC
G19
QP
QP
C139
F19
QN
QN
47p
H18
IP
IP
J18
IN
IN
U18
AIN1P
U17
AIN1N
V18
AIN2P
V19
AIN2N
W18
R118
4.7
ACCDETECT
ACC_DET
U16
JACKSENSE
M15
AIN3L
N14
AIN3R
C150
0.1u
M16
AIN3C
N17
AOUT1P
N16
AOUT1N
T14
AOUT2P1
U14
AOUT2P2
T15
AOUT2N1
U15
AOUT2N2
M17
AOUT3L
AUXOP_L
C153
N15
AOUT3R
AUXOP_R
39p
C155
C156
39p
39p
LGE Internal Use Only
TP1
Figure 4.13
TP1
TX_RAMP
AFC
C141
39p
RECEIVER
C146
18p
REC_P
REC_N
C151
C152
ABB_P
47p
47p
ABB_N
C154
39p
- 76 -
TP2
REC_P
C328
47p
REC_N
C333
C334
DNI
DNI
Copyright © 2009 LG Electronics. Inc. All right reserved.
TP2
R307
CN301
0
1
2
R310
BMRH-110721SL32B-P
0
SURY0013702
Only for training and service purposes
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