Read LG 42LH50YR (CHASSIS:LP91B) Service Manual 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.
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
DA-8580
EAP38319001
L603
2S
1S
1F
2F
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
DA-8580
EAP38319001
L607
2S
1S
1F
2F
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
10uF
16
V
C604
10uF
16
V
C600
SMAW250-04
P600
1
2
3
4
12
R608
12
R658
12
R610
12
R621
12
R605
12
R606
12
R622
12
R624
10uF
16
V
C609
NTP-3100L
IC600
1
BST1A
2
VDR1A
3
RESET
4A
D
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
15
DVSS_2
16
DVDD
17
SDATA
18
WCK
19
BCK
20
SDA
21
SCL
22
MONITOR_0
23
MONITOR_1
24
MONITOR_2
25
FAULT
26
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
330uF
35V
C612
10uF
35
V
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
READY
C639
MLB-201209-0120P-N2
L601
MLB-201209-0120P-N2
L605
MLB-201209-0120P-N2
L606
22K
READY
R612
SPK_L-
EAX58017401 Mstar LCD LH50
AUDIO
H6 LH50
6 12
2008/12/23
AUDIO MAIN AMP
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