Component / Av In / Av Audio Out - LG 42LB550A Service Manual

EAX65550501
LB45B/LT5B
JK101
PPJ239-06
7H
JK101-*1
PPJ239-26 6H
6H [RD4]E-LUG
5H [RD4]O-SPRING
4H
4H [RD4]CONTACT
5G [WH3]O-SPRING
5G
4F [YL]CONTACT
5F [YL]O-SPRING
4F
7F [YL]E-LUG-S
5E [RD3]O-SPRING
6F
7E [RD3]E-LUG-S
8F
5D [WH2]O-SPRING
6D [WH2]E-LUG
5E
6N [RD2]E-LUG
5N [RD2]O-SPRING
8E
4N [RD2]CONTACT
5M [WH1]O-SPRING
5L [RD1]O-SPRING
7L [RD1]E-LUG-S
5D
5K [BL]O-SPRING
7K [BL]E-LUG-S
7D
4J [YL/GL]CONTACT
5J [YL/GL]O-SPRING
7N
6J [YL/GL]E-LUG
GREEN & YELLOW
6N
4N
5M
5L
8L
5K
8K
4J
6J
7J
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.

COMPONENT / AV IN / AV AUDIO OUT

AV2RIN
AV2LIN
AV2_VIN
MNTROUT
MNTLOUT
COMMONRIN
COMMONLIN
COMP_PR
COMP_PB
COMMON_VIN
R117
AV2_RIN
10K
ZD110 R116 R118
C108
20V 220K 12K
470pF
50V
R114
AV2_LIN
10K
ZD109 R113 R115
C107
20V 220K 12K
470pF
50V
AV2_VIN
D101
ZD108 R112 R151
SD05 75 75
D102 READY READY
Size check!!
C106
R111
MNT_ROUT
C105 1K
10uF
Q103
5600pF
16V
ZD107 C B C B
50V MMBT3904(NXP) MUTE_AOUT
20V
E E
POP NOISE
READY
Q104
MMBT3904(NXP)
C104
R110
MNT_LOUT
1K
C103 10uF
16V
5600pF
ZD106 Q101
50V C C
B B MUTE_AOUT
20V MMBT3904(NXP)
E E
POP NOISE
READY
Q102
MMBT3904(NXP)
R108
COMMON_RIN
10K
ZD105 R107 R109
C102
20V 220K 12K
470pF
50V
R105
COMMON_LIN
10K
ZD104 R104 R106
C101
20V 220K 12K
470pF
50V
COMP_PR
D103
ZD102 R103
SD05
75
READY
D104
COMP_PB
D105
ZD101
R102
SD05
75
READY
D106
COMMON_VIN
D107
R150
R101 75
ZD100
D108 75
SD05
READY
READY
Size check!!
V-OUT Buffer(DEBUG)
P_12V
DEBUG
MMBT3904(NXP)
Q105
C R121
B MNT_VOUT
E 33
TP101
AV2_VIN
OPT DEBUG DEBUG
R122 R120
0
75
DEBUG
R123
220
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