LG 32LF550B Service Manual page 25

COMPONENT & AV1(COMMON), AV2
AV2
COMP_AV1_YG
JK1702
PPJ245N2-01
COMPONENT
&
AV1
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.
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
COMP_AV1/2_YG
JK1701
PPJ248-21
[RD2]E-LUG
6E
[RD2]O-SPRING
5E
[RD2]CONTACT
4E
[WH]O-SPRING
5D
[RD1]CONTACT
4C
[RD1]O-SPRING
5C
[RD1]E-LUG-S
7C
[BL]O-SPRING
5B
[GN/YL]CONTACT
4A
[GN/YL]O-SPRING
5A
[GN/YL]E-LUG
6A
[RD3]E-LUG
6C
[RD3]O-SPRING
5C
[RD3]CONTACT
4C
[WH2]O-SPRING
5B
[YL]CONTACT
4A
[YL]O-SPRING
5A
[YL]E-LUG
6A
[RD2]E-LUG
6H
[RD2]O-SPRING
5H
[RD2]CONTACT
4H
[WH1]O-SPRING
5G
[RD1]CONTACT
4F
[RD1]O-SPRING
5F
[RD1]E-LUG-S
7F
COMP_Pr_ZENER_ROHM
[BL]O-SPRING
5E
[YL/GN]CONTACT
4D
COMP_Pb_ZENER_ROHM
[YL/GN]O-SPRING
5D
[YL/GN]E-LUG
6D
R1716
10K
AV2
VA1706
5.6V R1700
C1701
AV2_LR_ZENER 470K 330pF
AV2
50V
OPT
R1717
10K
AV2
VA1704 R1701
C1702
5.6V 470K
330pF
AV2_LR_ZENER AV2
50V
OPT
+3.3V_Normal
R1708
10K
AV2
R1711 1K
AV2_CVBS_DET
AV2
VA1705
5.6V
OPT
AV2
ZD1706
R1725
AV2_CVBS_ZENER_ROHM
75
3216
ZD1707
1%
AV2_CVBS_ZENER_ROHM
1/4W
R1714
10K
VA1700
5.6V
C1704
R1703 R1720
COMP_LR_ZENER 330pF
470K 12K
50V
OPT
R1715
10K
VA1701
5.6V
C1705 R1721
COMP_LR_ZENER R1704
330pF
12K
470K 50V
OPT
+3.3V_Normal
R1709
10K
COMP2_DET
R1712
1K
VA1702
5.6V
OPT
ZD1700
COMP_Pr_ZENER_ROHM
R1705
ZD1701 75
ZD1702
COMP_Pb_ZENER_ROHM
R1706
ZD1703 75
+3.3V_Normal
R1710
10K
R1713
1K
VA1703
5.6V
OPT
ZD1704
R1722
COMP_Y_ZENER_ROHM
75
3216
ZD1705
1%
COMP_Y_ZENER_ROHM 1/4W
L14_CA_M1A
REAR_JACK_NON_EU
AV2_R_IN
R1718
12K
AV2
AV2_L_IN
R1719
12K
AV2
SC1/AV2_CVBS_IN
ZD1706-*1
C1703
AV2_CVBS_ZENER_KEC
47pF
ZD1707-*1
50V
AV2 AV2_CVBS_ZENER_KEC
COMP2_R_IN
COMP2_L_IN
COMP2_Pr+
ZD1700-*1
COMP_Pr_ZENER_KEC
ZD1701-*1
COMP_Pr_ZENER_KEC
COMP2_Pb+
ZD1702-*1
COMP_Pb_ZENER_KEC
ZD1703-*1
COMP_Pb_ZENER_KEC
AV_CVBS_DET
COMP2_Y+/AV_CVBS_IN
ZD1704-*1
COMP_Y_ZENER_KEC
ZD1705-*1
COMP_Y_ZENER_KEC
CVBS_OUT_TEST
R1724
0
DTV/MNT_VOUT
CVBS_OUT_TEST
R1723
75
2014/05/29
17
LGE Internal Use Only