Read LG 47SL80YD-AA (CHASSIS:LB91T) Service Manual online
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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.
INTERFACE
C419
220pF
50V
IC401
MAX3232CDR
3
C
1
-
2
V
+
4
C
2
+
1
C
1
+
6
V
-
5
C
2
-
7
D
O
U
T
2
8
R
I
N
2
9
R
O
U
T
2
1
0
D
I
N
2
1
1
D
I
N
1
1
2
R
O
U
T
1
1
3
R
I
N
1
1
4
D
O
U
T
1
1
5
G
N
D
1
6
V
C
C
R464
100
C420
220pF
50V
R462
4.7K
DBG_TX
R470
0
IR_OUT
DBG_RX
+5V_ST
+5V_ST
C429
0.1uF
16V
0.1uF
16V
R461
4.7K
R466
100
D434
30V
ADUC30S03010L_AMODIODE
OPT
D435
30V
ADUC30S03010L_AMODIODE
OPT
+5V_USB_SIDE
D429
5.6V
CDS3C05HDMI1
C421
10uF
10V
10uF
10V
R463
180
C431
0.1uF
C430
10uF
10V
10uF
10V
SIDE_USB_DM
001:AM8
USB_OCD
001:AI14
+3.3V
D428
5.6V
CDS3C05HDMI1
L401
BLM18PG121SN1D
SIDE_USB_DP
001:AM8
L400
BLM18PG121SN1D
120-ohm
OPT
R479
47
47
R472
4.7K
4.7K
R478
10K
USB_CTL
001:AJ26
D426
5.6V
ADMC5M03200L_AMODIODE
OPT
DSUB_B
002:D19
DSUB_HSYNC
002:D18
D418
30V
EDID_WP
001:AJ20;006:AK7;006:AN3;006:AN12;006:AN17
C412
18pF
18pF
OPT
+5V_ST
R446
0
R460
1K
C417
0.1uF
0.1uF
16V
R459
4.7K
JP423
R447
0
ISP_RXD
DSUB_R
002:D19
R452
2.2K
2.2K
IC400
CAT24C02WI-GT3
3
A2
2
A1
4
VSS
1
A0
5
SDA
6
SCL
7
WP
8
VCC
R453
2.2K
2.2K
JP425
C416
18pF
50V
R454
22
22
D425
ENKMC2838-T112
A1
C
A2
R458
100
D427
5.6V
ADMC5M03200L_AMODIODE
OPT
D422
30V
ADUC30S03010L_AMODIODE
D421
30V
ADUC30S03010L_AMODIODE
DSUB_G
002:D19
R457
0
OPT
D424
5.6V
ADMC5M03200L_AMODIODE
OPT
JP424
C411
18pF
18pF
OPT
DSUB_DET
D419
30V
ADUC30S03010L_AMODIODE
ISP_TXD
D420
30V
ADUC30S03010L_AMODIODE
DSUB_VSYNC
002:D18
C414
0.1uF
16V
R456
22
C410
18pF
18pF
OPT
+3.3V
C415
18pF
18pF
50V
R455
10K
D401
5.6V
ADMC5M03200L_AMODIODE
OPT
C400 100pF
PC_R_IN
002:R16
D400
5.6V
ADMC5M03200L_AMODIODE
OPT
C401
100pF
50V
PC_L_IN
002:R16
R400
470K
R401
470K
JK406
KJA-UB-4-0004
1
2
3
4
5
R486
15K
15K
R489
15K
15K
R490
10K
R487
10K
IR_OUT
IC402
MIC2019YM6
3
ENABLE
2
GND
4
FAULT
1
VIN
6
VOUT
5
ILIMIT
C424
0.047uF
50V
C423
0.33uF
50V
0.33uF
50V
C422
0.33uF
50V
0.33uF
50V
C418
0.33uF
50V
COMP1_Y_IN
002:D16
COMP2_Y_IN
002:D20
COMP2_Pb_IN
002:D20
COMP1_Pb_IN
002:D16
COMP1_Pr_IN
002:D16
COMP2_Pr_IN
002:D20
COMP2_Y
R402
0
0
R403
0
0
COMP1_Y
R404
0
0
COMP2_Pb
R405
0
0
COMP1_Pb
R406
0
0
COMP2_Pr
R407
0
0
COMP1_Pr
R449
75
1%
R448
75
1%
R450
75
1%
R474
22
22
+3.3V
IC403
NL17SZ00DFT2G
OPT
3
GND
2
B
4
Y
1
A
5
VCC
SPDIF_OUT
JK403
JST1223-001
1
GND
2
VCC
3
VINPUT
4
FIX_POLE
R477
1K
OPT
D423
OPT
+3.3V
R451
0
OPT
C433
100pF
50V
100pF
50V
C413
0.1uF
16V
0.1uF
16V
C434
0.1uF
16V
0.1uF
16V
OPT
R488
0
OPT
R475
4.7K
OPT
+5V_GENERAL
R476
0
C432
68uF
35V
35V
R436
1K
C409
47pF
50V
47pF
50V
+3.3V
R414
0
0
R434
1K
1K
C402
0.1uF
16V
R435
1K
1K
COMP1_Y
004:U15
COMP2_Y
004:U14
COMP2_DET
001:AA22
COMP1_DET
001:AJ20
COMP2_Pb
004:U16
COMP1_Pb
004:U16
AV1_CVBS_IN
AV1_DET
COMP2_Pr
004:U17
COMP1_Pr
004:U17
AV1_L_IN
COMP2_L_IN
002:R16
COMP1_L_IN
002:R14
AV1_R_IN
COMP2_R_IN
002:R16
COMP1_R_IN
002:R14
R419
0
0
R425
75
R420
0
0
R426
75
R427
75
R423
75
R422
75
R421
75
R418
75
C406
100pF
50V
R439
12K
R430
10K
10K
R410
470K
470K
C403
100pF
50V
R409
470K
470K
R424
10K
10K
R433
12K
R415
470K
470K
R429
10K
10K
R438
12K
R408
470K
470K
R428
10K
10K
R416
470K
470K
R432
10K
10K
R440
12K
R417
470K
470K
R431
10K
10K
R441
12K
C404
1000pF
50V
C407
1000pF
50V
C405
1000pF
50V
C408
1000pF
50V
C425
47pF
50V
47pF
50V
R473
0
0
C428
0.1uF
16V
R445
1K
1K
+3.3V
R469
75
C427
100pF
50V
R468
10K
R444
0
D433
5.6V
AMOTECH
R481
470K
R465
12K
C426
100pF
50V
R467
10K
R442
0
D432
5.6V
AMOTECH
R480
470K
R443
12K
AV2_CVBS_IN
AV2_DET
AV2_L_IN
AV2_R_IN
JK409
PPJ231-01
8
6
7
5
4
J
K
4
0
5
S
P
G
0
9
-
D
B
-
0
1
0
1
R
E
D
2
G
R
E
E
N
3
B
L
U
E
4
G
N
D
_
1
5
D
D
C
_
G
N
D
6
R
E
D
_
G
N
D
7
G
R
E
E
N
_
G
N
D
8
B
L
U
E
_
G
N
D
9
N
C
1
0
S
Y
N
C
_
G
N
D
1
1
G
N
D
_
2
1
2
D
D
C
_
D
A
T
A
1
3
H
_
S
Y
N
C
1
4
V
_
S
Y
N
C
1
5
D
D
C
_
C
L
O
C
K
1
6
S
H
I
L
E
D
JK407
SPG09-DB-009
1
2
3
4
5
6
7
8
9
10
P400
12507WS-08L
1
2
3
4
5
6
7
8
9
JK408
PPJ-230-01
9
10
8
7
6
5
4
11
FIX-TER
13
[RD]MONO
JK402
PPJ-230-01
9
10
8
7
6
5
4
11
FIX-TER
13
[RD]MONO
R482
0
0
R483
0
0
JK401
PEJ027-01
6B
T_TERMINAL2
8
SHIELD_PLATE
7B
B_TERMINAL2
5
T_SPRING
4
R_SPRING
7A
B_TERMINAL1
6A
T_TERMINAL1
3
E_SPRING
R437
12K
D402
5.6V
D403
5.6V
D413
5.6V
D416
5.6V
D414
5.6V
D417
5.6V
D412
5.6V
D415
5.6V
D404
30V
D405
30V
D407
30V
D410
30V
D406
30V
D408
30V
D411
30V
D409
30V
D430
30V
D431
30V
R411
4.7K
R412
4.7K
R413
4.7K
R471
4.7K
+5V_OPTICAL
R484
0
PC AUDIO
RS232C
EAX61110501(9)[SL80]
4 11
INTERFACE
2009.06.22
Side USB
Pin to Pin with
EAN43439401
Level Down: 470K -> 180K
[ PC ]
(MIC2009)
SPDIF OPTIC JACK
To SIDE AV BOARD
COMPONENT
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