LG 22LN4050 User Manual

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LGE Internal Use OnlyCopyright © LG Electronics. Inc. All rights reserved.
Only for training and service purposes
Adaptor
Sound AMP
NTP7513
(
(
(
(
Module
Audio
Out
MST6841XP
5
9
4
3
10
11
Tuner SDA Tuner SCL
TUNER
IF_AGC
B+
IR/KEY
40
24Mhz
98 99 44 43
IC502
Serial Flash
8Mbytes
IC503
EEPROM
24C64
30
LPF
33 18
21
OP-AMP
x4 Gain
Audio L-Out
XXX
39
37 38
Audio R-Out
HDMI
SCL/SDA
48
115
50 51 113 112
Audio_SCL Audio_SDA
LVDS
Output
P Dim
Inv. ON
P_ST 3.5V
M_3.3V
TU_3.3V
19V
Main_1.2V
+18V
10 11
7 8 9
38
I2S_MCLK
I2S_WS
I2S_SCK I2S_SDO
108
111
117
IR
KEY1
Led_PWR
102 105
53
52
45
85 84
EEP SDA
EEP SCL
94
95
97
96
SPI_CLK SPI_DI SPI_CZ SPI_DO
S_AMP_19V
32
40
LPF
USB_5V
110
KEY2
ST_3.5V
P_12V
Q710
Main_1.8V
M_3.3V
Q720
AO3407A
Panel_Vcc
Main_5V
To USB
USB_DN
USB_DP
IF_P
IF_N
31
35
1.8V REG
7
TU_1.8V
19
20
Audio out
27,35,3622,20,24,
77
62
54
41
30
18
9
116
107
100
101
Led_PWR
DT1641S
TPS40210
Module
BLU
ĝĝ
LED_28V
BLU_24V
Module
BLU
ĝ
MP20051
1.8V REG
MP1472
MP1584
MP1472
+18V
Q712
To
OP_AMP
CVBS In
AV audio in
BLOCK DIAGRAM

LG 22LN4050 Specifications

General

Brand	LG
Model	22LN4050
Category	LED TV
Language	English