LG 55LEX8-ZA (CHASSIS:LD03S) Service Manual ▷ View 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.
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.
RGB-PC
RGB-PC AUDIO
10mm
SUB #2: EAX62069701 (206x18)
20mm
OPTIC
2 5 p i n F F C W a f e r
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.
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.
Fiber Optic
JST1223-001
JK3200
1
GND
2
VCC
3
VINPUT
4
FIX_POLE
P E J 0 2 7 - 0 1
JK3201
6B
T_TERMINAL2
7B
B_TERMINAL2
5
T_SPRING
4
R_SPRING
7A
B_TERMINAL1
6A
T_TERMINAL1
3
E_SPRING
+3.3V_NORMAL
BLM18PG600SN1D
L3200
30V
D3200
30V
D3201
30V
D3203
36
R3202
BLM18PG600SN1D
L3201
BLM18PG600SN1D
L3202
36
R3203
36
R3204
22pF 50V
OPT
C3201
22pF 50V
OPT
C3202
30V
D3206
30V
D3205
SPG09-DB-010
JK3202
1
RED
2
GREEN
3
BLUE
4
GND_1
5
DDC_GND
6
RED_GND
7
GREEN_GND
8
BLUE_GND
9
NC
10
SYNC_GND
11
GND_2
12
DDC_DATA
13
H_SYNC
14
V_SYNC
15
DDC_CLOCK
16
SHILED
0
R3201
0
R3200
0
R3207
470K
R3211
5.6V
D3209
1uF
25V
C3203
0
R3208
1uF
25V
C3204
470K
R3212
5.6V
D3210
0
OPT
R3210
1K
R3205
5.6V
D3207
100pF
50V
C3200
10K
R3206
+3.3V_NORMAL
30V
D3208
1K
R3209
0 . 1 u F
16V
C3205
+3.3V_NORMAL
MLB-201209-0120P-N2
L3203
0 . 1 u F
16V
16V
C3206
0 . 1 u F
16V
16V
C3207
5 . 1
R3213
R3213
FI-RE41S-VF-J-R1300
P3200
1
B
2
CM_B
3
GND
4
G
5
CM_G
6
GND
7
R
8
CM_R
9
HSYNC
10
VSYNC
11
GND
12
CM_LR
13
L
14
R
15
GND
16
SDA
17
SCL
18
GND
19
5V
20
GND
21
DET
22
GND
23
+3.3V
24
+3.3V
25
+3.3V
26
GND
27
D{2
28
DM2
29
GND
30
USB2
31
USB2
32
USB2
33
USB2
34
GND
35
DP1
36
DM1
37
GND
38
USB1
39
USB1
40
USB1
41
USB1
42
GND
30V
OPT
OPT
D3202
30V
OPT
OPT
D3204
OPTIC
SUB #2: EAX62069701 (186x18)
RGB-PC
RGB-PC AUDIO
n e e d t o c h e c k 7 5 o h m i s a p p l i e d o r n o t a t t h e B G A s i d e
n e e d t o c h e c k s e r i a l c a p a c i t o r s
a r e a p p l i e d o r n o t a t t h e B G A s i d e
n e e d t o c h e c k s e r i a l c a p a c i t o r s
a r e a p p l i e d o r n o t a t t h e B G A s i d e
5
10
15
20
25
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.
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.
5.6V
D103
47pF
50V
50V
C100
REAR_AV_R_IN
1 0 : B 5 ; 8 5 : N 2 1
470K
R103
5.5V
D100
5.6V
D101
REAR_AV_DET
9 : G 5 ; 8 5 : N 2 3
470K
R105
100pF
50V
50V
C103
0
R104
1uF
25V
C104
5.6V
D102
REAR_AV_L_IN
1 0 : B 5 ; 8 5 : N 2 2
0
R106
100pF
50V
50V
C105
1uF
25V
C102
0
R100
REAR_AV_CVBS
1 1 : C 4 ; 8 5 : N 2 4
COMP1_Pb
4 : E 1 9
COMP1_Y
4 : E 1 9
270nH
L102
5.5V
D107
270nH
L101
270nH
L100
5.5V
D104
27pF
50V
C111
COMP1_Pr
4 : E 1 9
27pF
50V
50V
C110
27pF
50V
C106
5.5V
D106
27pF
50V
50V
C112
27pF
50V
C109
0
R110
0
R111
27pF
50V
50V
C107
COMP1_DET
9 : F 5 ; 9 : G 5
5.6V
D105
JACK_AV_CVBS_INCM
JACK_REAR_AV_LR_INCM
JACK_COMP1_VID_INCM
5 . 1
R112
P E J 0 2 9 - 0 1
JK101
3 E_SPRING
6 T_TERMINAL
7 B_TERMINAL
5 T_SPRING
4 R_SPRING
8 G_SPRING
P E J 0 2 9 - 0 1
JK100
3 E_SPRING
6 T_TERMINAL
7 B_TERMINAL
5 T_SPRING
4 R_SPRING
8 G_SPRING
REAR COMPONENT PHONE JACK
REAR CVBS PHONE JACK
NEAR BY JACK
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.
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.
232C_TXD
SDA3_3.3V
ADUC30S03010L
D3100
DPRX_AUX_P
DPRX_ML_L0N
232C_RXD
DPRX_AUX_N
POWER_CTRL_24V
+24V
DP_CABLE_DET
+24V
DPRX_ML_L1N
DPRX_ML_L1P
10uF
35V
C3103
100
R3104
10uF
35V
35V
C3101
DPRX_ML_L0P
10uF
35V
C3102
100
R3105
L/R_SYNC
EXT_PWM
10uF
35V
35V
C3100
SPG09-DB-009
JK3102
1
2
3
4
5
6
7
8
9
10
FRC_RESET
BLU_ON/OFF
LG5111_RESET
SCL3_3.3V
ADUC30S03010L
D3101
TF05-51S
P3100
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
REAR_AV_DET
JACK_REAR_AV_LR_INCM
REAR_AV_R_IN
REAR_AV_L_IN
JACK_AV_CVBS_INCM
REAR_AV_CVBS
COMP1_DET
JACK_COMP1_VID_INCM
COMP1_Pr
COMP1_Pb
COMP1_Y
232C_TXD
232C_RXD
L/R_SYNC
EXT_PWM
FRC_RESET
BLU_ON/OFF
DP_CABLE_DET
LG5111_RESET
SDA3_3.3V
SCL3_3.3V
POWER_CTRL_24V
DPRX_AUX_P
DPRX_AUX_N
DPRX_ML_L1P
DPRX_ML_L0P
DPRX_ML_L1N
DPRX_ML_L0N
WM1M068USA
P3103
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
SMAW250-04Q
P3102
1
SPK2 R-
2
SPK2 R+
3
SPK2 L-
4
SPK2 L+
5
.
20022WR-14L
P3101
1
24V
2
24V
3
4
24V
5
24V
6
24V
7
8
9
10
GND
11
12
13
14
15
SUB #1 EAX62116001 (225x30)
RS-232C
to T-CON
from PSU
f r o m M a i n
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