Receiver Trouble; Only For Training And Service Purposes - LG KG280 Service Manual

4.13 Receiver Trouble

TEST POINT
CIRCUIT
AIN1P
AIN1N
AIN2N
AIN2P
AIN3P
AIN3N
AOUT1P
AOUT1N
AOUT2P2
AOUT2P1
AOUT2N1
AOUT2N2
AOUT3P
AOUT3N
TDO_ABB
TMS
TDI_ABB
TCK_ABB
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Only for training and service purposes

N17
P17
R17
L16
L17
H16
K17
P15
R16
SPKP_P
R15
P14
H17 AUXOP
AUXOP
AUXON
J17
AUXON
G11
F13
E13
F12
4. TROUBLE SHOOTING
Figure 22
C131 C132 C133 C134
39p 39p 39p 39p
- 73 -
R119
R123
U101
VINNORP
VINNORN
AUXIN
AUXIP
R119
REC_P
4.7 C130
R123
39p
REC_N
4.7
R125 C135 C136
NA
39p 39p
LGE Internal Use Only