LG 43LX310C Service Manual page 35

COMPONENT & AV
JK4400
PPJ245N2-01
COMPONENT
&
AV
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
[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
R4408
10K
VA4400
5.6V
C4400
R4400 R4411
COMP_LR_ZENER 330pF
12K
470K
50V
ATV_330pF
R4409
10K
VA4401
5.6V
C4401 R4412
COMP_LR_ZENER R4401
330pF
470K 12K
50V
ATV_330pF
+3.3V_Normal
R4402
10K
SC1/COMP1_DET
R4405
1K
VA4402 COMP2_DET --> SC1/COMP1_DET
5.6V
ESD_COMP
ZD4400
COMP_Pr_ZENER_ROHM
R4403
75
ZD4401
COMP_Pr_ZENER_ROHM
ZD4402
COMP_Pb_ZENER_ROHM
R4404
ZD4403 75
COMP_Pb_ZENER_ROHM
+3.3V_Normal
R4406
10K
R4410
1K
VA4403
5.6V
ESD_COMP
ZD4404
R4407
COMP_Y_ZENER_ROHM
75
3216
ZD4405
1%
COMP_Y_ZENER_ROHM
1/4W
@Entit
COMPONENT
COMP2_R_IN
COMP2_L_IN
COMP2_Pr+
ZD4400-*1
COMP_Pr_ZENER_KEC
ZD4401-*1
COMP_Pr_ZENER_KEC
COMP2_Pb+
ZD4402-*1
COMP_Pb_ZENER_KEC
ZD4403-*1
COMP_Pb_ZENER_KEC
AV_CVBS_DET
COMP2_Y+/AV_CVBS_IN
ZD4404-*1
COMP_Y_ZENER_KEC
ZD4405-*1
COMP_Y_ZENER_KEC
CVBS_OUT_TEST
R4414
0
DTV/MNT_VOUT
CVBS_OUT_TEST
R4413
75
14/06/26
@pageL
LGE Internal Use Only