Read LG 42LG61YD (CHASSIS:LB81C) Service Manual online
USB DOWN STREAM
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.
+12V_AVOUT
R628
100
R624
4.7K
D605
5.6V
CDS3C05GTA
OPT
R629
0
R623
4.7K
RS232C_TXD
001:H29
+3.3V_VDDP_ST
C603
100pF
50V
+3.3V_VDDP_ST
C602
100pF
50V
JK603
PEJ024-01
6612F00099A
6B
T_TERMINAL2
8
SHIELD_PLATE
7B
B_TERMINAL2
5
T_SPRING
4
R_SPRING
7A
B_TERMINAL1
6A
T_TERMINAL1
3
E_SPRING
PC_R_IN
001:G15
RS232C_RXD
R626
100
D604
5.6V
CDS3C05GTA
OPT
D611
30V
CDS3C30GTH
OPT
D610
30V
CDS3C30GTH
OPT
R603
470K
R608
470K
PC_L_IN
001:G15
C617
0.47uF
25V
R613 10K
R612 10K
D612
5.6V
OPT
+5V_USB
D613
5.6V
OPT
C622
10uF
16V
USB_DM
TP619
TP620
TP621
USB_DP
L606
MBW3216-501TF
P601
KCN-DS-1-0088
1
2
3
4
5
6
7
8
9
10
R615
5.1K
R616
5.1K
IC601
MAX3232CDR
EAN41348201
3
C1-
2
V+
4
C2+
1
C1+
6
V-
5
C2-
7
DOUT2
8
RIN2
9
ROUT2
10
DIN2
11
DIN1
12
ROUT1
13
RIN1
14
DOUT1
15
GND
16
VCC
R635
51K
R636 100K
JK606
PPJ200-07
3A
2A
4A
2B
5B
JP6018
ZD602
OPT
JP6019
ZD601
OPT
JK604
PPJ204-01
EAG35542201
1
O_SPRING
2
CONTACT
3
U_CAN
SIDE_C_IN
D607
30V
CDS3C30GTH
+5V_GENERAL
R610
1K
R619
75
SIDE_CVBS_IN
D609
30V
C608
100pF
50V
OPT
SIDE_Y_IN
R611
22
L603
D608
30V
CDS3C30GTH
D606
30V
CDS3C30GTH
L601
SIDE_Y/C_DET
C604
100pF
50V
C605
100pF
50V
R614
22
R617
10K
R601
10K
C607
100pF
50V
OPT
R607
75
C601
0.1uF
16V
+5V_GENERAL
R604
470K
R602
10K
L602
R621
12K
SIDE_CVBS_DET
R606
75
SIDE_L_IN
C606
100pF
50V
OPT
SIDE_R_IN
R622
12K
R605
470K
R609
22
R618
10K
R620
0
Q604
2SA1530A-T112-1R
E
B
C
R638
1.5K
Q603
2SA1530A-T112-1R
E
B
C
L609
BG2012B080TF
R639
1K
C627
0.1uF
16V
C632
10uF
AV_L_OUT
R641
1K
R646
47K
R643
47K
Q605
2SC3875S
E
B
C
+12V_AVOUT
006:X19;006:AE16
Q606
2SC3875S
E
B
C
C623
1000pF
50V
C633
0.1uF
16V
OPT
C635
OPT
C625
1000pF
50V
R647
15K
L608
BG2012B080TF
C626
0.1uF
16V
C631
10uF
6.3V
R637
1.5K
D614
5.6V
OPT
R644
15K
AV_R_OUT
D615
5.6V
OPT
R627
75
C615
100uF
16V
+12V_AVOUT
006:AE16;006:AI12
R633
47K
C614
100uF
16V
R630
680
C620
47uF
16V
R634
15K
Q602
2SC3875S
E
B
C
R632
470
C621
0.1uF
50V
Q601
2SA1530A-T112-1R
E
B
C
AV_CVBS_OUT
R649
2K
+12V_AVOUT
006:X19;006:AI12
C630
0.1uF
50V
L610
HH-1M3216-501
+12V
003:Z14;008:Z12;009:A8;009:F12;009:H19
P602
KJA-UB-4-0004
1
2
3
4
5
JK602
PSJ018-01
EAG42206001
1
GND_TER
2
C_LUG_S1
3
C_LUG_L1
6
NC1
7
COM1
8
NO1
9
NC2
10
COM2
11
NO2
12
SHIELD
4
C_LUG_S2
5
C_LUG_L2
JK601
PPJ218-01
EAG42205801
5C
[RD]CONTACT
2C
[RD]U_CAN
4C
[RD]O_SPRING
2B
[WH]U_CAN
3B
[WH]C_LUG
2A
[YL]U_CAN
5A
[YL]CONTACT
4A
[YL]O_SPRING
C618
470pF
C619
470pF
C610
0.1uF
50V
C612
0.1uF
50V
C613
0.1uF
50V
C616
0.1uF
50V
C609
220pF
50V
C611
220pF
50V
USB_CTL
001:H28
R645
560K
R651 100K
OPT
C634
0.1uF
50V
+5V_USB
+5V
USB_OCD
001:AB4
R650
10K
R625
0
OPT
JP6017
JP6020
JP6021
JP6023
JP6022
C629
100uF
16V
Q607
2SC3875S
E
B
C
Q608
2SC3875S
E
B
C
MUTE_AV_L/R
001:H27
R648
2K
TP660
TP664
TP665
TP666
TP667
IC602
TPS2042ADRG4
3
EN1
2
IN
4
EN2
1
GND
5
OC2
6
OUT2
7
OUT1
8
OC1
ZD606
5.6B
ZD603
5.6B
ZD604
5.6B
ZD607
5.6B
ZD605
5.6B
ZD608
5.6B
C628
4.7uF 35V
C624
4.7uF
35V
+3.3V_VDDP_ST
R652
4.7K
L605
2.2uH
L604
2.2uH
R642
560
R640
560
R631-*1
200
TAIWAN
R631
220
AUS
RS232C
USB
PC-AUDIO
Monitor Out - CVBS
AV-OUT-AUDIO
AV-OUT-CVBS
Side AV
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