LG 22LK230-MA (CHASSIS:LP92R) Service Manual ▷ View online
Item
Detailed Item
BigBang
BigBang-Revision
UI
OSD
Font Type GUI
Font Type GUI
Setup
Program Edit
Favorite Channel: supports 8 favorite
channel
channel
Favorite Channel: supports 8 favorite
channel
channel
Picture
Picture Mode
Vivid/Standard/Cinema
(In Vivid/Standard/Cinema, Each
items support User Mode)
(In Vivid/Standard/Cinema, Each
items support User Mode)
Vivid/Standard/Cinema
(In Vivid/Standard/Cinema, Each items
support User Mode)
(In Vivid/Standard/Cinema, Each items
support User Mode)
Advanced
Control
Control
Picture Mode value can be changed
for all mode
for all mode
Picture Mode value can be changed for
all mode
all mode
Audio
Sound Mode
Standard/Music/Cinema
(In Standard/Music/Cinema,
(In Standard/Music/Cinema,
Support Treble & Bass setting for all
input)
Standard/Music/Cinema
(In Standard/Music/Cinema,
(In Standard/Music/Cinema,
Support Treble & Bass setting for all
input)
Clear Voice
Not Support
Not Support
Input
Input List appearance in vertical box
Input List appearance in vertical box
PIP
Not Available
Not Available
UI Comparison
[ BLOCK DIAGRAM ]
POWER BOARD
SIF SAW
K9362M
Sound AMP
TAS5709PH
TAS5709PH
IC501
]
(
(
(
(
Module
JK201
A
u
dio I
n
V
ideo
In
Audio
Out
MST7873KM
VIF SAW
K7257M
5
4
6
7
10
11
Tuner SDA
Tuner SCL
TUNER
RF_AGC
B+
AIF+ AIF-
1
1
Input
Input
4
5
4
5
IR/KEY
ST_5V
18
14.31818Mhz
26
27
25
24
IC603
Serial Flash
2M
IC601
EEPROM
24C64
IC602
HDCP
24C08
IC703
DCDC
Converter
IC604
46
Low Pass
FILTER
1
39
36
P501
A
u
dio I
n
OP-AMP
IC502
x4 Gain
36
35
P703
P204
A
u
dio L-
Ou
t
8
9
10 11
79~88
17
12
42 43
A
u
dio R-
Ou
t
HDMI
SCL/SDA
114115 116 117
70 69
Audio_SCL
Audio_SDA
LVDS
Output
P Dim
In
v.
O
N
OLP
A Dim
P_16.5V
ST_3.3V
S_AMP_16.5V
A_OUT_16.5V
VIF_12V
P_16.5V
Tuner_5V
P_5V
IC701
3.3V REG
Q705
DUAL FET
AO4813
Main_5V
IC704
3.3V REG
Main_3.3V
IC702
DCDC
Main_1.2V
A_OUT_16.5V
23 24
15
20
21
22
I2S_MCLK
I2S_WS
I2S_SCK
I2S_SDO
D-SUB
SCL/SDA
102 103
P201
52 106
107
105
IR
KE
Y
Led_Ke
y
Led_Po
w
e
r
66 55 58 59
50
49
4
67
68
Main SDA
Main SCL
110 111
74
72
73
71
SPI_CLK
SPI_DI
SPI_CZ
SPI_DO
SPI_DI
SPI_CZ
SPI_DO
S_AMP_19V
2
3
LCD_5V
[ POWER FLOW DIAGRAM(1) ]
P_16.5V
P_5V
5V_LCD
3.3V_M
16V_S-Amp
5V_TUNER
IC703
1A
1A
TPS54331D
SMAW200-11
P703
A.Dim
1
2
3
4
5
6
7
8
9
10
11
5V
5V
GND
GND
NC
NC
Inverter_On
19V
19V
PWM_Dim
IC707
1A
16V_A-Out
12V_VIF
AS7812ADTR-E1
IC706
1A
AO4813(Switching)
5V_M
ST_5V
IC701
ST_3.3V
IC702
1.2V_VDDC_M8
IC704
5.13V /
16.2V /
4.98V /
1.33V /
3.42V /
3.42V /
12.3V /
5.08V /
16.1V /
16.1V /
5.09V /
DCDC
LDO
LDO
DCDC
Vol Reg
DCDC
Q705
L708
L703
L203
L701
L702
4 : VCC
IC501 : TAS5709
------------------------
2 : PVDD_A_1,
3 : PVDD_A_2
13 : AVDD
27 : DVDD
34 : PVDD_D1
35 : PVDD_D2
40 : PVDD_C1
41 : PVDD_C2
44 : PVDD_B_1,
45 : PVDD_B_2
2 : PVDD_A_1,
3 : PVDD_A_2
13 : AVDD
27 : DVDD
34 : PVDD_D1
35 : PVDD_D2
40 : PVDD_C1
41 : PVDD_C2
44 : PVDD_B_1,
45 : PVDD_B_2
IC502 : Audio Amp
IC501 : TAS5709PHPR
1, 2, 3, 4, 5
P204 : HD
8 : VCC
IC602 : HDCP EEPROM
8 : VCC
IC603 : Serial Flash
8 : VCC
IC601 : EEPROM
TU401 : TDTK-G701D(B+)
IF Pre-amp
IC604 : MST7873KM
44 , 77, 120
4 : ST_5V
IC604 : MST7873KM
-----------------------------
4 : AVDD_ADC
11 : AVDD_ADC
16 : AVDD_MPLL
21 : AVDD_VIF
22 : AVDD_VIF
30 : AVDD_VIF
32 : AVDD_AUSDM
44 : VDDC_1
46 : AVDDP1
60 : PWM1
61 : PWM2
63 : AVDDP1
77 : VDDC_2
89 : AVDDP1
101 : AVDDP1
109 : AVDDP2
118 : AVDDP1
120 : VDDC_3
125 : AVDD_ADC
4 : AVDD_ADC
11 : AVDD_ADC
16 : AVDD_MPLL
21 : AVDD_VIF
22 : AVDD_VIF
30 : AVDD_VIF
32 : AVDD_AUSDM
44 : VDDC_1
46 : AVDDP1
60 : PWM1
61 : PWM2
63 : AVDDP1
77 : VDDC_2
89 : AVDDP1
101 : AVDDP1
109 : AVDDP2
118 : AVDDP1
120 : VDDC_3
125 : AVDD_ADC
4, 11, 21, 22, 30, 46,
60, 61, 63, 89, 101,
118, 125
60, 61, 63, 89, 101,
118, 125
2, 3, 34, 35, 40, 41, 44, 45,
16, 32, 109,
5 : Tuner B+
P201 : IR + LED
13, 27
IC501 : Audio Amp
5.11V /
[ POWER FLOW DIAGRAM (2) ]
16.5V_AOUT
Audio Amp
IC502
4 : VCC
6 : INPUT2-
7 : OUT2
1 : OUT1
4 : INPUT1-
R541
C553
R544
C556
C550
R539
R539
MNT_R OUT
Q503
C555
R537
MNT_R OUT
R536
C552
Q502
Sound Amp
IC501
TAS5709PHPR
TAS5709PHPR
2 : PVDD_A_1
3 : PVDD_A_2
44 : PVDD_B_1
3 : PVDD_A_2
44 : PVDD_B_1
45 : PVDD_B_2
40 : PVDD_C_1
41 : PVDD_C_2
16.5V_SAMP
34 : PVDD_D_1
35 : PVDD_D_2
C511
C523
C516
C509
C525
C523
3.3V_M
HDCP EEPROM(A8)
IC602 (CAT24C08WI-GT3-H-RECV)
L602
L504
8 : VCC
M-Star IC
IC604 (MST7873KM)
8 : VCC
7 : HOLD
7 : HOLD
Serial Flash 2M
IC603 (MX25L1606EM2I-12G)
46 : AVDDP1
(56,63,89,101,109,118)
4 : AVDD_ADC (11,125)
21 : AVDD_VIF (22,30)
32 : AVDD_AUSDM
21 : AVDD_VIF (22,30)
32 : AVDD_AUSDM
ST_3.3V
R691
(Ready)
27 : DVDD
60 : PWM1
61 : PWM0
61 : PWM0
13 : AVDD
Sound Amp
IC501 (TAS5709PHPR)
EEPROM(A0)
IC601 (AT24C64D-SSHM-T)
8 : VCC
L501
+ 3.3V
3 : A2
7 : WP
R602
R614
C603 (0.1uF/16V)
C504
3 : AGC
R608(10K)
C638
C508
R698(1K)
R689(1K)
C602 (0.01uF/50V)
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