LG Electronics 42LN549E-ZA Flat Panel Television User Manual


 
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.
390pF
50V
C533
10K
R521
33pF
50V
C509
1000pF
50V
C505
1000pF
50V
C516
SPK_L-
SPK_R-
12
R512
0.1uF
50V
C520
4.7K
R517
1uF
25V
C529
10.0uH
L506
0.1uF
50V
C519
0.1uF
50V
C521
10.0uH
L504
0.1uF
50V
C537
12
R514
0.1uF
50V
C539
0.1uF
50V
C502
SPK_R+
AUD_LRCK
10uF
10V
C515
AUD_LRCH
0.47uF
50V
C535
SPK_R+
100
R506
10uF
10V
C510
10.0uH
L505
+3.3V_Normal
0.1uF
50V
C522
SPK_L-
10uF
35V
C524
0.1uF
16V
C512
0.1uF
16V
C508
10.0uH
L503
+24V_AMP
0.1uF
16V
C514
12
R508
AMP_MUTE
12
R510
390pF
50V
C530
22000pF
50V
C527
10uF
35V
C523
SPK_R-
AUD_SCK
SPK_L+
0.1uF
50V
C540
AMP_RESET
4.7K
R519
1uF
25V
C528
3.3K
R505
0.1uF
50V
C538
AUD_MASTER_CLK
22000pF
50V
C517
10uF
10V
C506
WAFER-ANGLE
P501
1
2
3
4
AMP_SDA
0.1uF
50V
C501
+24V
22000pF
50V
C518
BLM18PG121SN1D
L502
390pF
50V
C531
0.1uF
16V
C513
12
R511
AMP_SCL
390pF
50V
C532
12
R509
SPK_L+
+24V_AMP
22000pF
50V
C526
+3.5V_ST
4.7K
R516
+24V_AMP
1uF
25V
C534
33pF
50V
C507
10K
R502
10K
R501
1000pF
50V
C504
4.7K
R518
12
R513
0.47uF
50V
C536
12
R515
100pF
50V
C503
10K
R520
MMBT3904(NXP)
Q501
E
B
C
THERMAL
NTP-7500L
IC501
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]
UBW2012-121F
L501
SPEAKER_R
SPEAKER_L
2012.11.05
5
EMEA INTERACTIVE
AUDIO AMP
LP63xH-ZA
Copyright © 2013 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
LGE Internal Use Only