LG 55SL80YR-MA (CHASSIS:LP91T) 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.
SIDE_RIN
SIDE_LIN
5 . 6 B
ZD202
SIDE_V
5 . 6 B
ZD203
USB DOWN STREAM
KJA-UB-4-0004
JK200
1
2
3
4
5
USB_DP
USB_DN
30V
D205
30V
D206
0
R200
0
R201
0
Non_OCP
R202
+5V_USB
500
L200
10uF 6.3V
C201
120OHM
OCP
L202
4.7K
OCP
R205
1KOCP
R204
MIC2009YM6-TR
OCP
IC201
3
ENABLE
2
GND
4 FAULT/
1
VIN
6 VOUT
5 ILIMIT
0.1uF
OCP
C203
10uF
OCP
C204
30V
D208
READY
30V
D207
READY
KDS226
OCP
D200
A
AC
C
510
OCP
R208
160 OCP
R203
75
R227
220K
R223
220K
R222
10K
R224
10K
R225
12K
R226
12K
R228
12507WS-08L
P201
1
2
3
4
5
6
7
8
9
MDS61887702
GASKET
M1
6T_GASKET(32/42/55)
MDS61887702
GASKET
M2
6T_GASKET(55)
MDS61887702
GASKET
M3
6T_GASKET(55)
MDS61887702
GASKET
M4
6T_GASKET(55)
MDS61887702
GASKET
M5
READY
MDS61887702
GASKET
M6
6T_GASKET(32/42/55)
J P 2 0 1
J P 2 0 2
J P 2 0 3
220uF
16V
C200
100uF
16V
16V
C202
MDS61887702
GASKET
6T_GASKET(55)
M7
MDS61887702
GASKET
6T_GASKET(55)
M8
MDS61887703
GASKET
7T_GASKET(47)
M1-*1
MDS61887703
GASKET
7T_GASKET(47)
M4-*1
MDS61887703
GASKET
7T_GASKET(47)
M3-*1
MDS61887703
GASKET
7T_GASKET(47)
M6-*1
**1A Design
SIDE AV
USB
EAX61181901
Mstar LCD SL80
Mstar LCD SL80
SIDE AV/USB
H6 SL80
2 1 2
2 0 0 9 / 0 4 / 0 2
EAN43439401
P i n t o P i n w i t h
C l o s e t o S I D E _ U S B
==6T==
32" : MDS61887702, M1, M6
4 2 " : M D S 6 1 8 8 7 7 0 2 , M 1 , M 6
5 5 " : M D S 6 1 8 8 7 7 0 2 , M 1 , M 2 , M 3 M 3 , M 4 , M 6 , M 7 , M 8
==7T==
47" : MDS61887703, M1, M3, M4, M6
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.
TMDS3_RXC+
+5V_HDMI_1
TMDS3_RX2+
100
R304
HPD_MST_1
KDS184S
D300
A1
C
A2
TMDS3_RX0+
100
R327
DDC_SDA1
1K
R303
+5V_HDMI_3
CAT24C02WI-GT3
IC300
3
A2
2
A1
4
VSS
1
A0
5
SDA
6
SCL
7
WP
8
VCC
TMDS1_RX2+
TMDS2_RX1+
DDC_WP
TMDS3_RX1-
1K
R302
2SC3875S
RT1C3904-T112
Q300
E
B
C
10K
R312
SIDE_HDMI
+5V_HDMI_1
TMDS3_RX2-
2SC3875S
RT1C3904-T112
Q302
SIDE_HDMI
E
B
C
CEC
100
R318
TMDS2_RXC+
0 . 0 1 u F
C300
KDS184S
D301
A1
C
A2
HPD_MST_3
2SC3875S
RT1C3904-T112
Q301
E
B
C
J P 3 0 1
0 . 0 1 u F
C302
JP304
DDC_SDA3
+5V_HDMI_3
DDC_WP
100
R307
JP305
1K
R314
SIDE_HDMI
TMDS2_RXC-
TMDS1_RX0-
0 . 0 1 u F
C301
100
R329
DDC_WP
10K
R301
TMDS1_RX2-
TMDS2_RX1-
J P 3 0 2
TMDS1_RXC+
DDC_SCL2
TMDS1_RX0+
TMDS3_RXC-
+5V_HDMI_2
100
R306
TMDS3_RX0-
100
R331
CEC
+5V_MULTI
DDC_SCL1
+5V_MULTI
HPD_MST_2
TMDS2_RX2-
10K
R300
CAT24C02WI-GT3
IC301
3
A2
2
A1
4
VSS
1
A0
5
SDA
6
SCL
7
WP
8
VCC
DDC_SCL3
DDC_SDA2
KDS184S
D302
A1
C
A2
CEC
TMDS3_RX1+
J P 3 0 0
TMDS1_RXC-
TMDS2_RX0-
+5V_MULTI
+5V_HDMI_2
100
R317
100
R305
CAT24C02WI-GT3
IC302
3
A2
2
A1
4
VSS
1
A0
5
SDA
6
SCL
7
WP
8
VCC
TMDS1_RX1+
J P 3 0 3
TMDS1_RX1-
TMDS2_RX2+
TMDS2_RX0+
CEC
0
R313
68K
CEC_READY
R315
CEC_C
MMBD301LT1G
30V CEC_READY
D303
CDS3C30GTH
30V CEC_READY
D304
+3.3V_MST
BSS83
Q303
CEC_READY
S
B
D
G
10K
R311
10K
R309
10K
R320
10K
R319
10K
R310
10K
R308
56000
R332
READY
J P 3 0 6
J P 3 0 7
J P 3 0 8
YKF45-7058V
JK301
14
13
5 DATA1_SHIELD
20
20
12
11
2 DATA2_SHIELD
19
18
10 CLK+
4 DATA1+
1 DATA2+
17
9 DATA0-
8 DATA0_SHIELD
3 DATA2-
16
7 DATA0+
6 DATA1-
15
YKF45-7054V
JK302
14
13
5 DATA1_SHIELD
20
20
12
11
2 DATA2_SHIELD
19
18
10 CLK+
4 DATA1+
1 DATA2+
17
9 DATA0-
8 DATA0_SHIELD
3 DATA2-
16
7 DATA0+
6 DATA1-
15
DC1R019NBH
JK303
SIDE_HDMI
14 NC
13 CEC
5 DATA1_SHIELD
20
JACK_GND
12 CLK-
11 CLK_SHIELD
2 DATA2_SHIELD
19 HPD
18 +5V_POWER
10 CLK+
4 DATA1+
1 DATA2+
17DDC/CEC_GND
9 DATA0-
8 DATA0_SHIELD
3 DATA2-
16 SDA
7 DATA0+
6 DATA1-
15 SCL
MST_HPD : USE MST HPD
SW_HPD : USE SW HPD (Default)
OPTION
EAX61181901
Mstar LCD SL80
Mstar LCD SL80
INPUT-HDMI
H6 SL80
3 1 2
2 0 0 9 / 0 4 / 0 2
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.
4.7K
R421
READY
2SC3052
Q405
IR-OUT
E
B
C
ZD402
SUB_SDA
+5VST_MST
10K
IR-OUT
R427
KEY2
120ohm
L406
+3.3V_MULTI_MST
120ohm
L403
IR
2SC3052
Q404
IR-OUT
E
B
C
22
IR-OUT
R430
0.1uF
C408
ZD400
10K
IR-OUT
R429
470pF
C412
+5VST_MST
10K
IR-OUT
R428
SUB_SCL
KEY1
0.1uF
C407
READY
500-ohm
L410
120ohm
L402
+5VST_MST
470pF
C404
47K
IR-OUT
R426
+3.3V_MST
500-ohm
L411
4.7K
R420
READY
0
R417
0.1uF
C411
+3.3V_MST
0
R400
READY
0.1uF
C414
ZD401
47pF
C403
+3.3V_MST
MLB-201209-0120P-N2
L404
MLB-201209-0120P-N2
L407
0
R401
0
R403
BLT_DN
BLT_DP
+3.3V_MULTI_MST
0
R402
0 . 1 u F
C400
12507WS-12L
P400
1
2
3
4
5
6
7
8
9
10
11
12
13
12507WS-06L
P401
1
2
3
4
5
6
7
47uF
C406
CONTROL KEY/IR
EAX61181901
Mstar LCD SL80
Mstar LCD SL80
KEY/IR/BLUETOOTH
H6 SL80
4 1 2
2 0 0 9 / 0 4 / 0 2
c l o s e t o R 4 0 1
BLUETOOTH
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.
0.1uF
C516
0.1uF
C520
+1.8V_TUNER_A
820nH
L504
1uH
OPT
L500
0.1uF
C515
56pF
C500
M_SCL
0.1uF
C522
1000pF
C510
0.1uF
C504
0.1uF
C523
0.1uF
C512
1000pF
C503
270nH
L501
0.1uF
C518
+1.8V_TUNER_A
18pF
C536
10
R504
390nH
L503
100
R509
39pF
C502
15pF
C533
0.1uF
C517
0.1uF
C506
0.1uF
C521
0.1uF
C513
18pF
C535
0.1uF
C519
0.1uF
C524
0.1uF
C529
0
R502
0.1uF
C514
0.1uF
C526
0.1uF
C511
KCN-ET-0-0094
JK500
PAL
1
2
+3.3V_TUNER
0.1uF
C525
TU_RESET
0.1uF
C507
120pF
C501
M_SDA
0.1uF
C509
100
R510
+5V_TUNER
0.1uF
C505
D500
6.8nH
L502
+3.3V_TUNER
4.99K
R500
0.1uF
C508
0.1uF
C530
15pF
C532
+5V_TUNER
10pF
C527
680
R501
2.7uH
L505
390
R507
0.1uF
C534
ISA1530AC1
Q501
E
B
C
MAIN_SIF
270pF
READY
C537
390
R505
680
R503
ISA1530AC1
Q500
E
B
C
0.1uF
C531
+5V_TUNER
10pF
C528
2.7uH
L506
0
R506
0
R508
TV_MAIN
22uF
C545
+3.3V_TUNER
+1.8V_TUNER_A
0.1uF
C538
0
R511
22uF
C546
22uF
C541
0.1uF
C539
120-ohm
L508
0.1uF
C543
GND
0.1uF
C544
0.1uF
C540
0.1uF
C542
XC5000
IC500
1 VDDA_1
2 IN1
3 GND_1
4 IN2
5 GND_2
6 EXTCHOKE
7 GND_3
8 VDDA_2
9 VDDA_3
2 IN1
3 GND_1
4 IN2
5 GND_2
6 EXTCHOKE
7 GND_3
8 VDDA_2
9 VDDA_3
10 VDDC_1
11 GND_4
12 VDDC_2
11 GND_4
12 VDDC_2
13
VDDC_3
14
VDDA_4
15
VAGC
16
VIF
17
VDDA_5
18
SIF
19
GND_5
20
VDDC_4
21
VDDA_6
22
GND_6
23
VDDD_1
24
TESTMODE
25
DDI1
26
VDDC_5
27
DDI2
28
ADDRSEL
29
X2
30
GND_7
31
X1
32
EXTREF
33
VDDD_2
34
SCL
35
SDA
36
GND_8
37
RESET
38
VI2C
39
VDDC_6
40
VREF_N
41
VREF_P
42
VDDC_7
43
VDDC_8
44
REXT
45
VDDA_7
46
GND_9
47
VDDC_9
48
VDDA_8
+3.3V_TUNER
+1.8V_TUNER_D
+1.8V_TUNER_D
31.875MHz
X501
4
GND_2
1X-TAL_1
2GND_1
3
X-TAL_2
AZ1117H-3.3
IC501
2
OUTPUT
3
INPUT
1 ADJ/GND
+5V_TUNER
2.2uH
L507
AZ1117H-1.8TRE1(EH13A)
IC502
2
OUTPUT
3
INPUT
1 ADJ/GND
KCN-BT-2-0082
JK501
NTSC
1
2
EAX61181901
Mstar LCD SL80
Mstar LCD SL80
TUNER
H6 SL80
5 1 2
2 0 0 9 / 0 4 / 0 2
$0.085
$ 2 . 2 5
$0.088
$0.051
$0.051
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