Read LG 55LS675H (CHASSIS:LA2AG) Service Manual online
THERMAL
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.
P501
WAFER-ANGLE
1
2
3
4
SPK_L+
SPK_L-
SPK_R+
SPK_R-
R514
12
L504
10.0uH
10.0uH
AMP_RESET
C532
390pF
50V
C509
33pF
50V
33pF
50V
0.1uF
C519
50V
IC501
NTP-7500L
1
AGND_PLL
2
AVDD_PLL
3
DVDD_PLL
4
LF
5
DGND_PLL
6
GND_1
7
DGND
8
DVDD
9
SDATA
10
WCK
11
BCK
12
SDA
13
SCL
14
/FAULT
15
MONITOR0
16
MONITOR1
17
MONITOR2
18
BST2B
19
PGND2B
20
OUT2B_1
21
OUT2B_2
22
PVDD2_1
23
PVDD2_2
24
PVDD2_3
25
OUT2A_1
26
OUT2A_2
27
PGND2A
28
BST2A
29
VDR2
30
AGND
31
VCC_5
32
VDR1
33
BST1B
34
PGND1B
35
OUT1B_1
36
OUT1B_2
37
PVDD1_1
38
PVDD1_2
39
PVDD1_3
40
OUT1A_1
41
OUT1A_2
42
PGND1A
43
BST1A
44
/RESET
45
AD
46
GND_IO
47
CLK_I
48
VDD_IO
49
[EP]
D502
100V
1N4148W
OPT
+24V_AMP
0.1uF
C514
16V
R515
12
C526
22000pF
22000pF
50V
C515
10uF
10V
10uF
10V
C525
0.01uF
50V
0.01uF
50V
OPT
R517
4.7K
C511
10uF
10uF
10V
OPT
AUD_LRCH
C505
1000pF
50V
R518
4.7K
0.1uF
C540
50V
0.1uF
C502
50V
0.1uF
C538
50V
AUD_LRCK
POWER_DET
AUD_MASTER_CLK
R516
4.7K
R506
100
C530
390pF
50V
AUD_SCK
AMP_SDA
AMP_MUTE
+3.3V_Normal
C510
10uF
10V
OPT
C535
0.47uF
50V
C533
390pF
50V
R501
10K
R505
3.3K
+24V
L502
BLM18PG121SN1D
SPK_L+
C516
1000pF
50V
C518
22000pF
50V
AMP_SCL
C503
100pF
50V
R513
12
R511
12
C527
22000pF
50V
22000pF
50V
L506
10.0uH
10.0uH
0.1uF
C537
50V
R520
10K
R509
12
C517
22000pF
50V
R521
10K
L501
CIS21J121
R522
0
0
OPT
C534
1uF
25V
1uF
25V
C507
33pF
50V
33pF
50V
SPK_R-
0.1uF
C522
50V
R519
4.7K
C512
0.1uF
16V
C504
1000pF
50V
C523
10uF
35V
10uF
35V
0.1uF
C521
50V
R510
12
D503
100V
1N4148W
OPT
+24V_AMP
C528
1uF
25V
1uF
25V
0.1uF
C513
16V
R512
12
0.1uF
C508
16V
OPT
SPK_L-
L505
10.0uH
10.0uH
L503
10.0uH
10.0uH
0.1uF
C520
50V
R503
100
SPK_R+
C529
1uF
25V
25V
D501
100V
1N4148W
OPT
C524
10uF
35V
C531
390pF
50V
R504
100
+3.5V_ST
C536
0.47uF
50V
0.1uF
C539
50V
R508
12
R502
10K
D504
100V
1N4148W
OPT
0.1uF
C501
50V
+24V_AMP
Q501
MMBT3904(NXP)
E
B
C
R507
3.3
3.3
OPT
C506
4.7uF
16V
16V
NTP7500
20111008
16
37LT670H-UA
SPEAKER_R
SPEAKER_L
Audio amp(NTP-7500)
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