LG 47LE8500 (CHASSIS:LA02E) 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.
DSUB_R
P E J 0 2 7 - 0 1
JK8401
6B
T_TERMINAL2
7B
B_TERMINAL2
5
T_SPRING
4
R_SPRING
7A
B_TERMINAL1
6A
T_TERMINAL1
3
E_SPRING
AMOTECH
5.6V
D8407
RGB_DDC_SDA
+3.3V_NORMAL
ENKMC2838-T112
D8409
A1
C
A2
EDID_WP
RGB_HSYNC
100pF
50V
50V
C8409
M24C02-RMN6T
0IMMR00014A
IC8401
RGB_EDID_ST
3
E2
2
E1
4
VSS
1
E0
5
SDA
6
SCL
7
WC
8
VCC
470K
R8412
RGB_DDC_SCL
AMOTECH
5.6V
D8406
+5V_NORMAL
RGB_VSYNC
0
R8418
PC_R_IN
74F08D
IC8400
3
Q0
2
D0B
4
D1A
1
D0A
6
Q1
5
D1B
7
GND
8
Q2
9
D2A
10
D2B
11
Q3
12
D3A
13
D3B
14
VCC
SPG09-DB-010
P8400
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
22
R8401
DSUB_B
PC_L_IN
+5V_NORMAL
2.7K
R8414
470K
R8411
0
R8419
DSUB_G
22
R8402
DSUB_DET
2.7K
R8413
0
R8409
0
R8410
0
R8408
0
OPT
R8423
1K
R8425
10K
R8424
0
R8421
0
R8417
22pF 50V
OPT
C8402
22pF 50V
OPT
C8403
22
R8405
22
R8406
0.1uF
C8401
0.1uF
16V
C8404
18pF
5
0
V
C8405
18pF
5
0
V
C8406
22
R8416
22
R8415
100
R8422
10K
R8420
ADUC30S03010L_AMODIODE
30V
D8401
ADUC30S03010L_AMODIODE
30V
D8403
30V
D8402
30V
D8404
30V
D8405
CDS3C05HDMI1
5.6V
OPT
D8408
CDS3C05HDMI1
5.6V
OPT
D8410
5.6V
ESD_RGB
D8411
75
R8407
75
R8404
75
R8403
1uF
25V
C8407
1uF
25V
C8408
JP8401
+3.3V_NORMAL
JP8402
Fiber Optic
JST1223-001
JK8400
1
GND
2
VCC
3
VINPUT
4
FIX_POLE
JP8400
30V
OPT
OPT
D8400
SPDIF_OUT
0 . 1 u F
16V
C8400
1K
R8400
R1EX24002ASAS0A
IC8401-*1
RGB_EDID_RENESAS
DEV
3
A2
2
A1
4
VSS
1
A0
5
SDA
6
SCL
7
WP
8
VCC
RGB AUDIO IN
RGB PC
RGB IN
BCM Reference
BCM Reference
0 9 / 1 0 / x x
RGB/SPDIF
8 4 1 0 0
COMMON
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.
SIDE_AV_DET
9:G5
SIDE_AV_R_IN
1 0 : B 5
SIDE_AV_CVBS
1 1 : C 4
SIDE_AV_L_IN
1 0 : B 5
SIDE_COMP_Pb
4 : E 1 9
SIDE_COMP_Y
4 : E 1 9
SIDE_COMP_Pr
4 : E 1 9
SIDE_COMP_DET
9 : F 5 ; 9 : G 5
270nH
L8602
27pF
50V
50V
C8610
270nH
L8601
27pF
50V
C8602
27pF
50V
50V
C8609
27pF
50V
C8603
47pF
50V
50V
C8605
0
R8603
5.6V
D8601
10K
R8605
+3.3V_NORMAL
100pF
50V
50V
C8600
1K
R8608
100pF
50V
50V
C8611
470K
R8601
5.6V
D8602
0
R8606
1uF
25V
C8607
0
R8607
470K
R8602
1uF
25V
C8606
5.6V
D8603
100pF
50V
50V
C8612
27pF
50V
50V
C8608
27pF
50V
C8601
270nH
L8600
1K
R8604
+3.3V_NORMAL
100pF
50V
C8604
5.6V
D8606
10K
R8600
5.5V
D8607
5.5V
D8604
5.5V
D8605
SIDE_COMP_INCM
0 . 1 u F
C8613
36
R8609
KJA-PH-1-0177
JK8601
DEV
3
M3_DETECT
4
M4
5
M5_GND
1
M1
6
M6
KJA-PH-1-0177
JK8600
DEV
3
M3_DETECT
4
M4
5
M5_GND
1
M1
6
M6
5.5V
D8600
10
R8610
0
R8611
0
R8612
SIDE CVBS PHONE JACK
SIDE COMPONENT PHONE JACK
SIDE_GENDER
Run Along SIDE_COMP_Y_IN,SIDE_COMP_Pr_IN,SIDE_COMP_Pb_IN Trace
N e a r J
SIDE_COMPONENT_PHONE_JACK
SIDE_CVBS_PHONE_JACK
SIDE_HEAD_PHONE_JACK
0 9 / 1 0 / x x
SIDE_GENDER
8 6 1 0 0
COMMON
BCM_RXD1
2.2K
R8705
0 . 0 1 u F
50V
C8702
+3.5V_ST
KJA-PH-3-0168
JK8700
14
GND_3
13
I2C_SDA
5
VCC[24V/20V/17V]_5
12
I2C_SCL
11
GND_2
2
VCC[24V/20V/17V]_2
19
GND_5
18
IR
10
RESET
4
VCC[24V/20V/17V]_4
1
VCC[24V/20V/17V]_1
17
GND_4
9
GND_1
8
INTERRUPT
3
VCC[24V/20V/17V]_3
16
UART_TX
7
DETECT
6
VCC[24V/20V/17V]_6
15
UART_RX
GND_6
20
21
SHIELD
+24V
0
WIRELESS
R8700
2 . 2 u F
C8701
4.7K
OPT
R8711
0 . 1 u F
C8703
1K
R8713
MC14053BDR2G
WIRELESS
IC8700
3
Z1
2
Y0
4
Z
1
Y1
6
INH
5
Z0
7
VEE
8
VSS
9
C
10
B
11
A
12
X0
13
X1
14
X
15
Y
16
VDD
22K
R8704
1/4W
3216
0
R8709
47K
OPT
R8712
0NON_WIRELESS
R8706
0
WIRELESS
R8708
0 . 1 u F
50V
50V
C8700
WIRELESS_TX
WIRELESS_SCL
10K
R8714
0
WIRELESS
R8707
WIRELESS_DL_RX
+3.3V_NORMAL
+3.5V_ST
IR_PASS
0
WIRELESS
R8701
WIRELESS_DETECT
10K
R8702
WIRELESS_RX
0
NON_WIRELESS
R8703
WIRELESS_PWR_EN
Q8700
E
B
C
WIRELESS_SW_CTRL
BCM_RX
BCM_TX
AO3407A
Q8701
G
D
S
WIRELESS_RX
WIRELESS_TX
BCM_TXD1
WIRELESS_DL_TX
WIRELESS_SDA
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.
RS232C & Wireless
LOW
WIRELESS_SW_CTRL
W i r e l e s s p o w e r
WIRELESS Dongle connect --> WIRELESS RS232
HIGH
SELECT PIN
WIRELESS Dongle Dis_con --> S7 RS232
X0/Y0/Z0
X1/Y1/Z1
WIRELESS READY
STATUS
0 9 / 1 0 / x x
WIRELESS
8 7 1 0 0
COMMON
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.
+1.8V_AMP
22pF
50V
OPT
50V
OPT
C8817
0 . 1 u F
50V
C8820
AP1117E18G-13
IC8800
2
OUT
3
IN
1
ADJ/GND
1000pF
50V
C8810
0 . 4 7 u F
50V
C8840
100
R8803
1000pF
50V
C8808
4.7K
R8822
+1.8V_AMP
0 . 1 u F
16V
16V
C8800
+1.8V_AMP
2SC3052
Q8800
E
B
C
12
R8819
4.7K
R8821
3 . 3
OPT
R8809
10uF
35V
35V
C8826
22pF
50V
OPT
50V
OPT
C8813
10K
R8811
12
R8814
10uF
10V
10V
C8802
390pF
50V
C8837
BLM18PG121SN1D
L8801
100pF
50V
C8806
0 . 1 u F
50V
50V
C8824
AUD_LRCK
10uF
10V
OPT
C8805
C8805
AUD_LRCH
22000pF
50V
C8830
12
R8815
SCL1_3.3V
22pF
50V
OPT
50V
OPT
C8814
0 . 1 u F
16V
C8818
1N4148W
100V
OPT
D8802
0
R8826
AUD_SCK
1uF
25V
C8825
0 . 1 u F
16V
C8807
AMP_MUTE
0 . 0 1 u F
50V
50V
OPT
C8832
SPK_L+
0 . 1 u F
50V
C8842
AMP_RESET_N
0 . 1 u F
50V
50V
C8831
SPK_L-
12
R8818
1N4148W
100V
OPT
D8801
33pF
50V
50V
C8809
OPT
SPK_R+
3.3K
R8806
0 . 1 u F
16V
16V
C8803
+3.3V_NORMAL
SPK_R-
22000pF
50V
C8823
12
R8812
+1.8V_AMP
SPK_L+
22000pF
50V
C8829
33pF
50V
50V
C8812
OPT
WAFER-ANGLE
P8800
1
2
3
4
AUD_MASTER_CLK
0 . 4 7 u F
50V
C8839
1
R8800
0
R8827
BLM18PG121SN1D
L8802
+24V_AMP
SPK_R+
+3.5V_ST
390pF
50V
C8838
4.7K
R8823
BLM18PG121SN1D
L8800
100
R8805
1N4148W
100V
OPT
D8803
10uF
10V
OPT
C8815
0 . 1 u F
50V
C8843
0 . 1 u F
50V
50V
C8844
+3.3V_NORMAL
100
R8808
100
R8801
POWER_DET
12
R8813
12
R8816
10uF
10V
OPT
C8801
0 . 1 u F
50V
50V
C8833
12
R8817
390pF
50V
C8835
0
OPT
R8807
0 . 1 u F
50V
C8841
0
R8824
SPK_OUTPUT_RESISTER
100
R8802
SDA1_3.3V
100
R8804
0 . 1 u F
16V
C8804
1N4148W
100V
OPT
D8800
10K
R8810
1000pF
50V
50V
C8821
1uF
25V
C8828
10uF
35V
35V
C8834
0 . 1 u F
C8811
1uF
25V
C8816
+24V_AMP
1uF
25V
C8822
4.7K
R8820
22000pF
50V
C8819
SPK_R-
0
R8825
SPK_L-
390pF
50V
C8836
THERMAL
NTP-7000
EAN60969601
IC8801
DEV
1
BST1A
2
VDR1A
3
/RESET
4
AD
5
DGND_1
6
GND_IO
7
CLK_I
8
VDD_IO
9
DGND_PLL
10
AGND_PLL
11
LF
12
AVDD_PLL
13
DVDD_PLL
14
GND
15
DGND_2
16
DVDD
17
SDATA
18
WCK
19
BCK
20
SDA
21
SCL
22
MONITOR0
23
MONITOR1
24
MONITOR2
25
/FAULT
26
VDR2B
27
BST2B
28
PGND2B_1
29
PGND2B_2
30
OUT2B_1
31
OUT2B_2
32
PVDD2B_1
33
PVDD2B_2
34
PVDD2A_1
35
PVDD2A_2
36
OUT2A_1
37
OUT2A_2
38
PGND2A_1
39
PGND2A_2
40
BST2A
41
VDR2A
42
NC
43
VDR1B
44
BST1B
45
PGND1B_1
46
PGND1B_2
47
OUT1B_1
48
OUT1B_2
49
PVDD1B_1
50
PVDD1B_2
51
PVDD1A_1
52
PVDD1A_2
53
OUT1A_1
54
OUT1A_2
55
PGND1A_1
56
PGND1A_2
57
EP_PAD
+24V
MLB-201209-0120P-N2
L8803
+24V_AMP
0 . 1 u F
50V
C8827
AD-9060
15uH
L8805
2S
1S
1F
2F
AD-9060
15uH
L8804
2S
1S
1F
2F
56
R8828
100pF
C8845
CIS21J121
R8824-*1
SPK_OUTPUT_BEAD
CIS21J121
R8825-*1
CIS21J121
R8826-*1
CIS21J121
R8827-*1
120 mA
SPEAKER_L
SPEAKER_R
Vd=1.4V
CCFL = 20V
Edge_LED 32~47 Inch = 20V
5 5 I n c h & I O P M o d u l e = 2 4 V
0 9 / 1 0 / x x
NTP7000
8 8 1 0 0
COMMON
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