Read LG 50LN5420-TC (CHASSIS:LB36B) 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.
COMP2_Pr+
AV2_CVBS_DET
R1714
10K
10K
R1721
12K
12K
R1715
10K
10K
R1719
12K
AV2
R1713
1K
R1707
75
R1704
470K
R1700
470K
AV2
D1706
5.6V
OPT
R1712
1K
COMP2_Pb+
+3.3V_Normal
COMP2_DET
R1701
470K
AV2
R1705
75
75
R1709
10K
COMP2_R_IN
R1703
470K
D1709
5.6V
OPT
AV2_R_IN
D1702
5.6V
OPT
D1701
5.6V
AV2_LR_ZENER
C1701
1000pF
50V
OPT
R1716
10K
10K
AV2
R1710
10K
10K
C1704
1000pF
50V
OPT
R1706
75
COMP2_L_IN
R1711
1K
AV2
+3.3V_Normal
+3.3V_Normal
D1704
5.6V
COMP_LR_ZENER
R1702
75
AV2
D1700
5.6V
AV2_LR_ZENER
R1718
12K
AV2
R1708
10K
AV2
AV2_CVBS_IN
C1703
47pF
50V
47pF
50V
AV2
COMP2_Y+/AV_CVBS_IN
C1702
1000pF
50V
OPT
R1720
12K
12K
AV2_L_IN
R1717
10K
10K
AV2
D1705
5.6V
COMP_LR_ZENER
AV_CVBS_DET
C1705
1000pF
50V
OPT
R1722
0
0
DTV/MNT_VOUT
R1723
75
CVBS_TEST
+3.3V_Normal
C1706
0.1uF
0.1uF
CVBS_TEST
C1707
0.1uF
CVBS_TEST
4.7uF
C1708
CVBS_TEST
JK1701
PPJ248-01
COMP_AV1/2
6D
[GN]C-SPRING
7D
[GN]E-LUG
4D
[GN]CONTACT
5E
[BL]C-SPRING
8F
[RD1]E-LUG-S
6F
[RD1]C-SPRING
4F
[RD1]CONTACT
5G
[WH1]C-SPRING
4H
[RD2]CONTACT
6H
[RD2]C-SPRING
7H
[RD2]E-LUG
7A
[YL]E-LUG
6A
[YL]C-SPRING
4A
[YL]CONTACT
5B
[WH2]C-SPRING
4C
[RD3]CONTACT
6C
[RD3]C-SPRING
7C
[RD3]E-LUG
D1711
COMP_Y_ZENER_ROHM
D1703
COMP_Pr_ZENER_ROHM
D1712
COMP_Y_ZENER_ROHM
D1714
AV2_CVBS_ZENER_ROHM
D1713
AV2_CVBS_ZENER_ROHM
D1710
COMP_Pb_ZENER_ROHM
D1708
COMP_Pb_ZENER_ROHM
D1707
COMP_Pr_ZENER_ROHM
D1714-*1
AV2_CVBS_ZENER_KEC
D1713-*1
AV2_CVBS_ZENER_KEC
D1710-*1
COMP_Pb_ZENER_KEC
D1708-*1
COMP_Pb_ZENER_KEC
D1707-*1
COMP_Pr_ZENER_KEC
D1703-*1
COMP_Pr_ZENER_KEC
D1712-*1
COMP_Y_ZENER_KEC
D1711-*1
COMP_Y_ZENER_KEC
JK1702
PPJ245-01
COMP_AV1
6A
[GN]C-SPRING
7A
[GN]E-LUG
4A
[GN]CONTACT
5B
[BL]C-SPRING
8C
[RD1]E-LUG-S
6C
[RD1]C-SPRING
4C
[RD1]CONTACT
5D
[WH]C-SPRING
4E
[RD2]CONTACT
6E
[RD2]C-SPRING
7E
[RD2]E-LUG
IC1700
MM1756DURE
CVBS_TEST
3
BIAS
2
GND
4
OUT
1
IN
6
VCC
5
PS
2012.08.14
NC4_S7LRM
REAR_NON_EU_L
COMPONENT
&
AV1
&
AV1
17
AV2
COMPONENT1 & AV(COMMON), AV2
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