LG 49UF6700, Service Manual

Page: 40 / 57

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.
2014.04.24
28
M1A_URSA9_UD
SCART_ COMPONENT
R2802
470K
AV_CVBS_DET
R2803
470K
VA2804
5.6V
OPT
VA2800
5.6V
OPT
R2834
33K
EU
+3.3V_NORMAL
R2850 1K
AV2
R2821
75
EU
+3.3V_NORMAL
R2804
75
OPT
1608
JK2802
PPJ245N2-01
5A
[GN/YL]O-SPRING
6A
[GN/YL]E-LUG
4A
[GN/YL]CONTACT
5B
[BL]O-SPRING
7C
[RD1]E-LUG-S
5C
[RD1]O-SPRING
4C
[RD1]CONTACT
5D
[WH]O-SPRING
4E
[RD2]CONTACT
5E
[RD2]O-SPRING
6E
[RD2]E-LUG
+3.3V_NORMAL
VA2814
5.6V
SC1/COMP1_R_IN
R2810
10K
C2815
68pF
50V
OPT
/AV_CVBS_IN
C2806
330pF
EU
C2816
68pF
50V
OPT
DTV/MNT_L_OUT
R2817
10K
R2801
75
R2840
5.6K
EU
VA2820
5.6V
OPT
AV2_L_IN_A
AV2_R_IN_A
R2844
2.2K
EU
AV2_L_IN_A
AV2_R_IN_A
R2819
10K
R2861
10
EU
R2841
33K
EU
AV2_CVBS_DET
R2843
470K
OPT
R2859
75
3216
AV2_CVBS_DET
VA2806
5.6V
OPT
R2847
0
AV2
C2807
33pF
EU
C2802
330pF
C2813
1000pF
50V
EU
SC1_R+/C
R2808
75
VA2815
5.6V
OPT
C2803
330pF
VA2817
20V
ESD_SCART
R2805
75
AV2_R_IN
C2811
330pF
EU
C2814
1000pF
50V
EU
R2807
75
AV2_L_IN
VA2807
5.5V
ESD_SCART
C2817
1000pF
50V
OPT
+12V
C2818
1000pF
50V
OPT
VA2816
5.6V
OPT
R2836
10K
EU
R2814
1K
R2857
75
1%
SCART/AV2
1608
VA2810
20V
ESD_SCART
R2818
1K
SC1_FB
R2860
75
OPT
3216
R2826
10K
SCART/AV2
R2800
75
R2845
10K
SCART_MUTE
R2822
75
EU
R2837
2K
SCART_MUTE
VA2812
20V
ESD_SCART
VA2805
5.6V
OPT
R2838
2K
SCART_MUTE
SCART1_Lout
R2812
10K
C2809
0.1uF
SCART_MUTE
SC1_ID
+3.5V_ST
SC1/AV2_CVBS_IN
VA2809
5.6V
ESD_SCART/AV2
SC1/AV2_CVBS_IN
R2827
22
EU
R2846
0
AV2
DTV/MNT_R_OUT
C2801
47pF
50V
AV2
R2849
0
AV2
R2829
12K
SCART/AV2
DTV/MNT_VOUT
R2828
3.9K
EU
R2831
2.2K
EU
SC1_B+/C
DTV/MNT_L_OUT
DTV/MNT_L_OUT
C2810
33pF
EU
SCART1_Rout
SC1/COMP1_DET
IC2801
AZ4580MTR-E1
EU
3
IN1+
2
IN1-
4
VEE
1
OUT1
5
IN2+
6
IN2-
7
OUT2
8
VCC
VA2813
5.6V
ESD_SCART/AV2
R2830
12K
SCART/AV2
R2820 1K
EU
R2842
220K
EU
DTV/MNT_R_OUT
VA2808
20V
ESD_SCART
C2812
10uF
16V
EU
R2833
220K
EU
R2835
5.6K
EU
VA2811
20V
ESD_SCART
SCART1_MUTE
C2804
10uF
16V
EU
R2839
10K
EU
R2832
470K
OPT
R2824
15K
EU
DTV/MNT_R_OUT
C
JK2801
PSC008-01
EU
1
AUDIO_R_OUT
2
AUDIO_R_IN
3
AUDIO_L_OUT
4
AUDIO_GND
5
B_GND
6
AUDIO_L_IN
7
B_OUT
8
ID
9
G_GND
10
D2B_IN
11
G_OUT
12
D2B_OUT
13
R_GND
14
RGB_GND
15
R_OUT
16
RGB_IO
17
SYNC_GND1
18
SYNC_GND2
19
SYNC_OUT
20
SYNC_IN
21
COM_GND
22
AV_DET
C2808
0.1uF
50V
EU
COMP2_L_IN
C2800
0.1uF
16V
OPT
R2806
470K
SCART/AV2
VA2801
5.5V
OPT
R2825
10K
SCART/AV2
R2811
10K
SC1_G+/
COMP2_R_IN
SC1/COMP1_L_IN
R2816
12K
C
R2809
470K
SCART/AV2
R2815
12K
VA2802
5.5V
OPT
VA2803
5.6V
OPT
R2848
0
EU
COMP2_DET
ZD2806-*1
COMP_ZENER_ROHM(MULTI)
ZD2802-*1
COMP_ZENER_ROHM(MULTI)
ZD2807-*1
COMP_ZENER_ROHM(MULTI)
ZD2803-*1
COMP_ZENER_ROHM(MULTI)
ZD2804-*1
COMP_ZENER_ROHM(MULTI)
ZD2805-*1
COMP_ZENER_ROHM(MULTI)
ZD2806
COMP_ZENER_KEC(MULTI)
ZD2802
COMP_ZENER_KEC(MULTI)
ZD2807
COMP_ZENER_KEC(MULTI)
ZD2803
COMP_ZENER_KEC(MULTI)
ZD2804
COMP_ZENER_KEC(MULTI)
ZD2805
COMP_ZENER_KEC(MULTI)
ZD2801-*1
AV2_CVBS_ZENER_ROHM(MULTI)
ZD2800-*1
AV2_CVBS_ZENER_ROHM(MULTI)
ZD2801
AV2_CVBS_ZENER_KEC(MULTI)
ZD2800
AV2_CVBS_ZENER_KEC(MULTI)
MMBT3904(NXP)
Q2802-*1
SCART_MUTE_NPN_NXP(MULTI)
MMBT3904(NXP)
Q2803-*1
SCART_MUTE_NPN_NXP(MULTI)
2N3904S
Q2802
SCART_MUTE_NPN_KEC(MULTI)
2N3904S
Q2803
SCART_MUTE_NPN_KEC(MULTI)
JK2803
PPJ231-02
AV2
8
6
7
5
4
SCART_COMPONENT
CLOSE TO MSTAR
SCART AMP
[SCART AUDIO MUTE]
COMPONENT
FULL SCART
CLOSE TO MSTAR
AV2
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Only for training and service purposes
LGE Internal Use Only