LG 32SL80YR-TA (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.
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
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.
22000pF
C623
22000pF
C625
SPK_R-
I2S_WS
4.7K
R667
3 . 3
R604
+3.3V_MULTI_AUD
0.1uF
C637
100pF
C601
3 . 3
R625
0
R656 READY
0.01uF
C671
0.1uF
C644
+1.8V_DVDD
390pF
C630
SPK_L-
+16V_NTP
3.3K
R600
3 . 3
R626
SPK_R+
22000pF
C611
1uF
C618
0.1uF
C610
0
R677
+1.8V
SPK_L-
0.1uF
C602
4.7K
R663
1000pF
C651
0.47uF
C632
390pF
C634
+16V_NTP
0
R673
0.01uF
C648
SPK_R-
+1.8V_DVDD
100
R603
SPK_R+
+1.8V_DVDD
MULTI_PW_SW
0.1uF
C626
M_SCL
0.01uF
C672
3 . 3
R635
0.1uF
C643
0.1uF
C669
4.7K
R623
I2S_SCK
0.01uF
C647
I2S_MCLK
0
R676
4.7K
R628
0.47uF
C673
22000pF
C616
390pF
C621
+3.3V_MULTI_AUD
1000pF
C606
1000pF
C603
+3.3V_MULTI_MST
+1.8V_AVDD
SPK_L+
SPK_L+
0.1uF
C617
100
R602
3 . 3
R671
M_SDA
SW_RESET
+1.8V_AVDD
0.1uF
C605
I2S_SDO
0.1uF
C629
1uF
C608
0.1uF
C607
0.1uF
C615
+1.8V_AVDD
0
R678
0.01uF
C613
1uF
C614
1uF
C624
100
R601
390pF
C619
10uF16V
C604
10uF16V
C600
12
R608
12
R658
12
R610
12
R621
12
R605
12
R606
12
R622
12
R624
10uF 16V
C609
NTP-3100L
IC600
1 BST1A
2 VDR1A
3 RESET
4 AD
5 DVSS_1
6 VSS_IO
7 CLK_I
8 VDD_IO
9 DGND_PLL
10 AGND_PLL
11 LFM
12 AVDD_PLL
13 DVDD_PLL
14 TEST0
1
5
DVSS_2
1
6
DVDD
1
7
SDATA
1
8
WCK
1
9
BCK
2
0
SDA
21
SCL
2
2
MONITOR_0
2
3
MONITOR_1
2
4
MONITOR_2
25
FAULT
2
6
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
10uF35V
C620
READY
0
R682
READY
MULTI_PW_SW
0
R609
READY
+3.3V_MST
RT1C3904-T112
Q601
E
B
C
10K
R611
10K
R607
33pF
50V
READY
C638
33pF
50V
50V
READY
C639
MLB-201209-0120P-N2
L601
MLB-201209-0120P-N2
L605
MLB-201209-0120P-N2
L606
22K
READY
R612
SMAW250-04Q
P600
1
2
3
4
5
MLB-201209-0120P-N2
L600
MLB-201209-0120P-N2
L602
MLB-201209-0120P-N2
L604
MLB-201209-0120P-N2
L608
68uF
35V
35V
C674
68uF
35V
35V
C675
68uF
35V
35V
C676
68uF
35V
35V
C677
MLB-201209-0120P-N2
READY
L609
+3.3V_MST
AD-8770
EAP60684501
L603
2S
1S
1F
2F
AD-8770
EAP60684501
L607
2S
1S
1F
2F
EAX61181901
Mstar LCD SL80
Mstar LCD SL80
AUDIO
H6 SL80
6 1 2
2 0 0 9 / 0 4 / 0 2
AUDIO MAIN AMP
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.
+12V_AUDIO
6800pF
C701
MNT_LOUT
RT1C3904-T112
Q701
E
B
C
MNT_L_AMP
RT1C3904-T112
Q700
E
B
C
MNT_R_AMP
+12V_AUDIO
6800pF
C700
LM324D
IC701
3 INPUT1+
2 INPUT1-
4 VCC
1 OUT1
6 INPUT2-
5 INPUT2+
7 OUT2
8
OUT3
9
INPUT3-
10
INPUT3+
11
GND
12
INPUT4+
13
INPUT4-
14
OUT4
MNT_ROUT
+12V_AUDIO
33pF
C702
33pF
C703
0.01uF
C704
1K
R703
1K
R702
4.7K
R700
4.7K
R701
10K
R707
10K
R704
6.8K
R709
6.8K
R708
5.6K
R706
5.6K
R705
0.1uF
C707
0.1uF
C709
EAX61181901
Mstar LCD SL80
Mstar LCD SL80
AUDIO OUT
H6 SL80
7 1 2
2 0 0 9 / 0 4 / 0 2
AMP :GAIN X 4
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