Read LG 50PQ60D-GA (CHASSIS:PE91A) Service Manual online
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.
HDMI
+5V_ST
GND
D601
ENKMC2838-T112
A1
C
A2
CK-_HDMI4
DDC_SDA_1
D0+_HDMI3
+5V_ST
DDC_SCL_4
D0-_HDMI2
D0+_HDMI4
IC603
AT24C02BN-10SU-1.8
3
A2
2
A1
4
GND
1
A0
5
SDA
6
SCL
7
WP
8
VCC
DDC_SDA_3
DDC_SDA_4
CK+_HDMI2
GND
GND
CEC_REMOTE
DDC_SDA_2
D1+_HDMI1
D2-_HDMI2
IC602
AT24C02BN-10SU-1.8
3
A2
2
A1
4
GND
1
A0
5
SDA
6
SCL
7
WP
8
VCC
D603
ENKMC2838-T112
A1
C
A2
5V_HDMI_1
D1+_HDMI4
D602
ENKMC2838-T112
A1
C
A2
HPD4
DDC_SDA_3
HPD2
5V_HDMI_2
DDC_SCL_3
D1+_HDMI2
D0+_HDMI1
5V_HDMI_2
D1-_HDMI4
DDC_SDA_1
D0-_HDMI3
CK-_HDMI3
DDC_SCL_4
DDC_SCL_1
D1-_HDMI2
IC600
AT24C02BN-10SU-1.8
HDMI_4EA
3
A2
2
A1
4
GND
1
A0
5
SDA
6
SCL
7
WP
8
VCC
5V_HDMI_3
D0+_HDMI2
D2+_HDMI3
GND
D1-_HDMI1
HPD1
D1-_HDMI3
D2-_HDMI4
D2-_HDMI3
CK-_HDMI1
D2+_HDMI1
+5V_ST
GND
CK+_HDMI3
GND
D2+_HDMI4
CEC_REMOTE
CK-_HDMI2
D0-_HDMI4
DDC_SCL_3
DDC_SDA_4
D0-_HDMI1
CEC_REMOTE
5V_HDMI_4
DDC_SCL_2
D1+_HDMI3
DDC_SCL_2
IC601
AT24C02BN-10SU-1.8
3
A2
2
A1
4
GND
1
A0
5
SDA
6
SCL
7
WP
8
VCC
CK+_HDMI4
D2-_HDMI1
DDC_SCL_1
+5V_ST
CEC_REMOTE
HPD3
D600
ENKMC2838-T112
A1
C
A2
DDC_SDA_2
5V_HDMI_1
D2+_HDMI2
5V_HDMI_3
5V_HDMI_4
CK+_HDMI1
+3.3V_HDMI_ST
DDC_SDA_3
DDC_SCL_3
CK+_HDMI3
CK-_HDMI3
BSS83
Q600
READY
S
BD
G
HDMI_CEC
CEC_REMOTE
D605
MM
BD
30
1L
T1
G
30V
R6
17
1K
RE
AD
Y
R6
15
1K
RE
AD
Y
R6
38
1K
RE
AD
Y
R6
16
1K
RE
AD
Y
C605
0.1uF
16V
C600
0.1uF
16V
C602
0.1uF
16V
C601
0.1uF
16V
R609
0
R607
0
R605
0
R635
0
R624
0
READY
R637
27K
RE
AD
Y
R619
0
R641
0
R640
0
R644
22
R620
22
R621
22
R645
22
R642
22
R643
22
R623
22
R622
22
C607 0.1uF
C603
0.1uF
C608 0.1uF
C604 0.1uF
D604
READY
CK-_HDMI1
C609
0.1uF
C610
0.1uF
DDC_SCL_1
R653
4.7K
TX2_SW-
D0+_HDMI2
D2+_HDMI1
HDMI_SEL1
D2-_HDMI2
DDC_SCL_2
HDMI_SEL2
C611
0.1uF
D0+_HDMI3
TX1_SW+
D1+_HDMI3
SDA_HDMI_SW
D1-_HDMI3
C612
0.1uF
D1+_HDMI2
C613
0.1uF
TI
H
DM
I
MU
X
+5V_GENERAL
C614
0.1uF
+3.3V_CI
TXCLK_SW-
TX2_SW+
D2+_HDMI2
+3.3V_CI
TX1_SW-
C615
0.1uF
D1+_HDMI1
D2+_HDMI3
TX0_SW-
D1-_HDMI1
D1-_HDMI2
D2-_HDMI3
DDC_SDA_1
TX0_SW+
D6
06
KD
S1
84
TI
H
DM
I
MU
X
A2
C
A1
DDC_SDA_2
R656
1
C616
0.1uF
D0-_HDMI3
TXCLK_SW+
D2-_HDMI1
CK+_HDMI1
CK-_HDMI2
D0+_HDMI1
D0-_HDMI2
D0-_HDMI1
C617
0.1uF
SCL_HDMI_SW
CK+_HDMI2
R658
4.7K
R657
4.7K
READY
+3.3V_CI
R618
0
R636
0
R612
0
R613
0
R614
0
R659
0
R632
330K
R611
0
R604
0
R633
0
R610
0
R634
0
R606
0
R608
0
R603
0
R646
18K
R648
18K
R630
18K
R629
18K
R628 18K
R650
18K
R626
18K
R649
18K
R662
0
R660
0
R661
0
R665
0
READY
+5V
R663
0
READY
+5V
R664
0
READY
+5V
JK600
EA
G3
97
89
40
2
HDMI_4EA
1
D2+
2
D2_GND
3
D2-
4
D1+
5
D1_GND
6
D1-
7
D0+
8
D0_GND
9
D0-
10
CK+
11
12
13
14
15
16
17
18
19
20
GND
21
GND
22
JK602
EA
G3
97
89
40
2
1
D2+
2
D2_GND
3
D2-
4
D1+
5
D1_GND
6
D1-
7
D0+
8
D0_GND
9
D0-
10
CK+
11
12
13
14
15
16
17
18
19
20
GND
21
GND
22
JK601
EA
G3
97
89
40
2
1
D2+
2
D2_GND
3
D2-
4
D1+
5
D1_GND
6
D1-
7
D0+
8
D0_GND
9
D0-
10
CK+
11
12
13
14
15
16
17
18
19
20
GND
21
GND
22
JK603
EA
G4
24
63
00
1
14
13
5
D1_GND
20
JACK_GND
12
11
2
D2_GND
19
18
10
CK+
4
D1+
1
D2+
17
9
D0-
8
D0_GND
3
D2-
16
7
D0+
6
D1-
15
R651
4.7K
R652
4.7K
IC604
BU16027KV
ROHM HDMI MUX
1
SDA3
2
SCL3
3
GND_1
4
B31
5
A31
6
VCC_1
7
B32
8
A32
9
GND_2
10
B33
11
A33
12
VCC_2
13
B34
14
A34
15
GND_3
16
VSADJ
17
Y4
18
Z4
19
VC
C_
3
20
Y3
21
Z3
22
GN
D_
4
23
Y2
24
Z2
25
VC
C_
4
26
Y1
27
Z1
28
GN
D_
5
29
SC
L_
SI
LK
30
SD
A_
SI
LK
31
HP
D_
SI
LK
32
S1
33
S2
34
RESERVE1
35
HPD1
36
SDA1
37
SCL1
38
B11
39
A11
40
VCC_5
41
B12
42
A12
43
GND_6
44
B13
45
A13
46
VCC_6
47
B14
48
A14
49
RE
SE
RV
E2
50
HP
D2
51
SD
A2
52
SC
L2
53
B2
1
54
A2
1
55
VC
C_
7
56
B2
2
57
A2
2
58
GN
D_
7
59
B2
3
60
A2
3
61
VC
C_
8
62
B2
4
63
A2
4
64
HP
D3
IC604-*1
TMDS351PAGR
TI HDMI MUX
1
SDA3
2
SCL3
3
GND_1
4
B31
5
A31
6
VCC_1
7
B32
8
A32
9
GND_2
10
B33
11
A33
12
VCC_2
13
B34
14
A34
15
GND_3
16
VSADJ
17
Y4
18
Z4
19
VC
C_
3
20
Y3
21
Z3
22
GN
D_
4
23
Y2
24
Z2
25
VC
C_
4
26
Y1
27
Z1
28
GN
D_
5
29
SC
L_
SI
NK
30
SD
A_
SI
NK
31
HP
D_
SI
NK
32
S1
33
S2
34
EQ
35
HPD1
36
SDA1
37
SCL1
38
B11
39
A11
40
VCC_5
41
B12
42
A12
43
GND_6
44
B13
45
A13
46
VCC_6
47
B14
48
A14
49
VD
D
50
HP
D2
51
SD
A2
52
SC
L2
53
B2
1
54
A2
1
55
VC
C_
7
56
B2
2
57
A2
2
58
GN
D_
7
59
B2
3
60
A2
3
61
VC
C_
8
62
B2
4
63
A2
4
64
HP
D3
5V_HDMI_1
5V_HDMI_2
5V_HDMI_3
5V_HDMI_4
5V_HDMI1
5V_HDMI2
5V_HDMI3
5V_HDMI4
R6
66
10
K
R6
67
10
K
R6
68
10
K
R6
69
10
K
R6
70
33
K
R6
71
33
K
R6
72
33
K
R6
73
33
K
C621
0.1uF
16V
C618
0.1uF
16V
C619
0.1uF
16V
C620
0.1uF
16V
UI_HW_PORT3
UI_HW_PORT4
UI_HW_PORT1
UI_HW_PORT2
HDMI
4 9
SIDE HDMI
MSD3369GV NZ Platfrom
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