Read LG 42LM3400 (CHASSIS:LT21C) Service Manual online
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
R1613
10K
COMP2
R1630
12K
COMP2
R1614
1K
COMP2
SC1_G+/COMP1_Y+
COMP2_R_IN
+3.3V_Normal
R1607
470K
COMP2
SC1_B+/COMP1_Pb+
R1626
470K
R1621
75
75
C1646
0.1uF
16V
0.1uF
16V
R1604
75
COMP2
COMP2_Y+/AV_CVBS_IN
R1666
1K
R1619
75
COMP2_Pr+
COMP2_Pb+
R1608
75
COMP2
SC1/COMP1_R_IN
+3.3V_Normal
COMP2_DET
R1660
10K
10K
SC1_R+/COMP1_Pr+
C1617
1000pF
50V
OPT
SC1/COMP1_DET
+3.3V_Normal
R1617
10K
10K
COMP2
C1616
1000pF
50V
OPT
R1632
10K
10K
C1611
1000pF
50V
OPT
AV_CVBS_DET
R1618
10K
10K
COMP2
R1620
75
R1606
470K
COMP2
R1612
10K
R1625
470K
R1633
10K
10K
R1605
75
COMP2
SC1/COMP1_L_IN
R1615
1K
R1636
12K
12K
R1634
12K
12K
C1612
1000pF
50V
OPT
COMP2_L_IN
R1631
12K
COMP2
JK1602
PPJ234-02
COMP1
5A
[GN]O-SPRING
6A
[GN]E-LUG
4A
[GN]CONTACT
7B
[BL]E-LUG-S
5B
[BL]O-SPRING
7C
[RD]E-LUG-S
5C
[RD]O-SPRING_1
4C
[RD]CONTACT_1
5D
[WH]O-SPRING
4E
[RD]CONTACT_2
5E
[RD]O-SPRING_2
6E
[RD]E-LUG
C1624
47pF
50V
47pF
50V
COMP1_ADC_FILTER
C1628
47pF
50V
47pF
50V
COMP2_ADC_FILTER
C1620
47pF
50V
47pF
50V
COMP1_ADC_FILTER
C1622
47pF
50V
47pF
50V
COMP1_ADC_FILTER
C1629
47pF
50V
47pF
50V
COMP2_ADC_FILTER
C1627
47pF
50V
47pF
50V
COMP2_ADC_FILTER
C1625
47pF
50V
47pF
50V
COMP1_ADC_FILTER
C1631
47pF
50V
47pF
50V
COMP2_ADC_FILTER
C1623
47pF
50V
47pF
50V
COMP1_ADC_FILTER
C1621
47pF
50V
47pF
50V
COMP1_ADC_FILTER
C1630
47pF
50V
47pF
50V
COMP2_ADC_FILTER
L1601
CM2012FR10KT
COMP1_ADC_FILTER_L
L1602
CM2012FR10KT
COMP1_ADC_FILTER_L
L1603
CM2012FR10KT
COMP1_ADC_FILTER_L
L1604
CM2012FR10KT
COMP2_ADC_FILTER_L
L1605
CM2012FR10KT
COMP2_ADC_FILTER_L
L1606
CM2012FR10KT
COMP2_ADC_FILTER_L
C1626
47pF
50V
47pF
50V
COMP2_ADC_FILTER
L1601-*1
0
0
COMP1_NON_ADC_FILTER
L1602-*1
0
0
COMP1_NON_ADC_FILTER
L1603-*1
0
0
COMP1_NON_ADC_FILTER
L1604-*1
0
0
COMP2_NON_ADC_FILTER
L1605-*1
0
0
COMP2_NON_ADC_FILTER
L1606-*1
0
0
COMP2_NON_ADC_FILTER
D1604
20V
OPT
D1605
20V
OPT
D1606
20V
OPT
D1612
20V
OPT
D1614
20V
OPT
D1615
20V
OPT
D1607
5.6V
ZENER_COMP2_LR
D1609
5.6V
ZENER_COMP2_LR
D1611
5.6V
OPT
D1613
5.6V
OPT
D1616
5.6V
ZENER_COMP1_LR
D1617
5.6V
ZENER_COMP1_LR
D1624
5.6V
OPT
JK1601
PPJ239-01
COMP2_NORMAL
5J
[GN2]O-SPRING
6J
[GN2]E-LUG
4J
[GN2]CONTACT
7K
[BL2]E-LUG-S
5K
[BL2]O-SPRING
7L
[RD2]E-LUG-S
5L
[RD2]O-SPRING_1
5M
[WH2]O-SPRING
4N
[RD2]CONTACT
5N
[RD2]O-SPRING_2
6N
[RD2]E-LUG
6D
[GN1]E-LUG
5D
[GN1]O-SPRING
4D
[GN1]CONTACT
7E
[BL1]E-LUG-S
5E
[BL1]O-SPRING
7F
[RD1]E-LUG-S
5F
[RD1]O-SPRING_1
4F
[RD1]CONTACT_1
5G
[WH1]O-SPRING
4H
[RD1]CONTACT_2
5H
[RD1]O-SPRING_2
6H
[RD1]E-LUG
JK1601-*1
PPJ239-05
COMP2_LM4600-UA_ONLY
5J
[GN2]O-SPRING
6J
[GN2]E-LUG
4J
[GN2]CONTACT
5K
[BL2]O-SPRING
7L
[RD2]E-LUG-S
5L
[RD2]O-SPRING_1
5M
[WH2]O-SPRING
4N
[RD2]CONTACT
5N
[RD2]O-SPRING_2
6N
[RD2]E-LUG
6D
[YL1]E-LUG
5D
[YL1]O-SPRING
4D
[YL1]CONTACT
5E
[WH1]O-SPRING_1
7F
[RD1]E-LUG-S
5F
[RD1]O-SPRING_1
4F
[RD1]CONTACT_1
5G
[WH1]O-SPRING_2
4H
[RD1]CONTACT_2
5H
[RD1]O-SPRING_2
6H
[RD1]E-LUG
REAR_NON_EU_L
2011.11.28
17
GP4L_S7LR2
COMPONENT1
&
AV
&
AV
COMPONENT2
COMPONENT1 & AV(COMMON), COMPONENT2
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