47LE5300, 47LE5310 (CHASSIS:LB01D) - LG TV Service Manual (repair manual). Page 36

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.

R3830
12K

JK3802

PPJ239-01
NON_CI_4/5/60

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

COMP2_Pb-

R3816
470K

TP3807

AV_CVBS_IN

SC1/COMP1_DET

001:AR23

AV_L_IN

SC1_CVBS_IN

R3806
0

R3820
470K

SC1_SOG_IN

D3812

5.6V

SC_RE2

Q3802
2SC3052

E

B

C

R3815

75

C3803
10pF
50V

OPT

C3808
10pF
50V

OPT

COMP2_DET

SC1_R+/COMP1_Pr+

+3.3V_Normal

SC1_R-/COMP1_Pr-

R3835
0

OPT

R3828
12K

D3810

5.6V

R3803

1K

SC1_G+/COMP1_Y+

D3805
30V

R3807
0

R3818

75

D3806

5.6V

AV_CVBS_DET

R3814

75

TP3806

R3860
0

COMP2_Pb+

R3833
0

OPT

SC1_B+/COMP1_Pb+

R3809
0

C3806
10pF
50V

OPT

R3861
0

TP3809

R3859

0 OPT

Q3803
2SC3052

E

B

C

R3812

75

+5V_Normal

R3858
0

OPT

R3802

10K

SC1_FB

R3838

0 OPT

+3.3V_Normal

COMP2_Y-

DTV/MNT_VOUT

D3807

5.6V

R3857

0

OPT

JK3801

PPJ238-01

NON_CI_30

5D

[GN2]O-SPRING

6D

[GN2]E-LUG

4D

[GN2]CONTACT

7E

[BL2]E-LUG-S

5E

[BL2]O-SPRING

7F

[RD2]E-LUG-S

5F

[RD2]O-SPRING_1

5G

[WH2]O-SPRING

4H

[RD2]CONTACT

5H

[RD2]O-SPRING_2

6H

[RD2]E-LUG

6A

[YL1]E-LUG

5A

[YL1]O-SPRING

4A

[YL1]CONTACT

5B

[WH1]O-SPRING

4C

[RD1]CONTACT

5C

[RD1]O-SPRING

6C

[RD1]E-LUG

R3856

270

R3822

10K

R3855

270

D3801

5.6V

C3802
10pF
50V

OPT

TP3802

R3854
82

OPT

SC1/COMP1_L_IN

D3804

30V

SC1_B-/COMP1_Pb-

R3853

82

OPT

TP3808

R3827
1K

TP3801

R3852

4.7K

R3821

470K

R3851

3.6K

OPT

COMP2_L_IN

C3813

0.47uF

25V

OPT

SC1_ID

R3817

75

SCART1_Rout

TP3804

D3808
30V

C3801

100pF

50V

OPT

SC1_G-/COMP1_Y-

COMP2_Pr+

R3829

12K

AV_R_IN

D3802

5.6V

C3805
1000pF
50V

C3810
10pF
50V

OPT

D3809

30V

SCART1_MUTE

R3811
0

+5V_Normal

R3825
10K

SC1/COMP1_R_IN

+3.3V_Normal

COMP2_R_IN

TP3805

COMP2_Pr-

R3824
10K

R3813

75

R3823
10K

COMP2_Y+

D3811

30V

R3805
1K

R3808
0

R3819

470K

C3804
10pF
50V

OPT

SCART1_Lout

R3831

12K

SC_RE1

D3813
5.6V

R3804

10K

C3811
1000pF
50V

AV_CVBS_IN2

D3803
30V

TP3803

C3807
1000pF
50V

R3826
10K

C3809
1000pF
50V

R3810

0

R3848
0

NON CI LOW

GP2_Saturn7M

Ver. 1.1

31

RESULT

HIGH

SC1/COMP1_DET

SCART OPTION BLOCK

AV_CVBS_DET

SC1/COMP1_DET

HIGH

HIGH

LOW

HIGH

LOW

SC1/COMP1_DET

LOW

AV_CVBS_DET

LOW