42LV4400 LC420EUG-RDV2-7R1 (serv.man2) - LG TV Service Manual (repair manual). Page 122

Read LG 42LV4400 LC420EUG-RDV2-7R1 (serv.man2) Service Manual online

5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
SENSOR_IN
Light_Sensor_Detect
IR_LED_Power
OIRI_in
LS_SCL
LS_SDA
BLUE_LED
ADIN1
ADIN0
ADIN1_EXT
ADIN0_EXT
GND
OIRI_in
Light_Sensor_Detect
IR_LED_Power
RED_LED
BLUE_LED
RED_LED
+5VSB
VGA_PLUGPWR
VGA_PLUGPWR
VGA_PLUGPWR
+3V3SB
+5VSB
+5VSB
SENSOR_IN
8
OIRI
8
VGASCL_IN
11
U0TX
4,8
VGA_11
11
S1
11
S0
11
S1
11
U0RX
4,8
VGASCL_SW
11
VGASDA_IN
11
VGASDA_SW
11
OPWM2
4,8
TCON_SCL
15
TCON_SDA 15
ADIN0
8
ADIN1
8
OPC_CTRL
8,9
GND
1,2,3,4,5,6,7,8,9,10,11,12,13,15,16
SDA_TPS
16
SCL_TPS
16
LS_SCL
8
LS_SDA
8
OPCTRL3
8
MODEL
Sheet
REV:
of
CIRCUITY
PCB REV:
PCB FILE :
PCB P/ N:
ECN NO:
TECHNOLOGY
APPROVED BY:
CHECKED BY:
SCH FILE :
DATE:
DESIGN BY:
KEYPAD/LOGO BL
47LV4400(364705220150)
14
17
017122714132.BRD
2.0
2.0
364213320150_PCN0000627.DSN
017122714132
Monday, August 29, 2011
42LV4400(364213320150)
PCN0000627 / PCN0000637
MODEL
Sheet
REV:
of
CIRCUITY
PCB REV:
PCB FILE :
PCB P/ N:
ECN NO:
TECHNOLOGY
APPROVED BY:
CHECKED BY:
SCH FILE :
DATE:
DESIGN BY:
KEYPAD/LOGO BL
47LV4400(364705220150)
14
17
017122714132.BRD
2.0
2.0
364213320150_PCN0000627.DSN
017122714132
Monday, August 29, 2011
42LV4400(364213320150)
PCN0000627 / PCN0000637
MODEL
Sheet
REV:
of
CIRCUITY
PCB REV:
PCB FILE :
PCB P/ N:
ECN NO:
TECHNOLOGY
APPROVED BY:
CHECKED BY:
SCH FILE :
DATE:
DESIGN BY:
KEYPAD/LOGO BL
47LV4400(364705220150)
14
17
017122714132.BRD
2.0
2.0
364213320150_PCN0000627.DSN
017122714132
Monday, August 29, 2011
42LV4400(364213320150)
PCN0000627 / PCN0000637
IR receiver
IR receiver
close to 5387
close to J6
KEY
S0
S1
VGA-I2C
1
1
0
1
UART0
1
0
Logo LED
OPCTRL3
H:100% WHITE
L:50% WHITE (DELAY 5S)
TCon EEPROM
0
0
Modify Keypad with 017122713275 -0906, Page.14
20110320
9~8
Key pad
FUNCTION
POWER ON/OFF
MENU
INPUT
FUNCTION
CH+
CH-
VOL+
VOL-
5.8~4.84V
voltage range
voltage range
2.01V~1.68V
1.23V~1.02V
0.527V~0.44V
1.93V~1.61V
1.33V~1.11V
0.884V~0.738V
0.398V~0.332V
CLI repeat value
CLI repeat value
45~37
27~23
12~10
43~36
30~25
20~16
TCon PWR/GAMMA
J9&J14
合併成WAFER 1.25mm 8PIN
90' DIP KINK(M24018R) L-F
20110325
0329 add R358,R364
0329 add R358,R364
RD8
100_F
RD8
100_F
R727
1K
R727
1K
C213
0.1uF/16V
C213
0.1uF/16V
C254
NC
C254
NC
U43
74HC4052PW
TSSOP16
U43
74HC4052PW
TSSOP16
2Y0
1
2Y2
2
2Z
3
2Y3
4
2Y1
5
E
6
VEE
7
GND
8
S1
9
1Y2
15
1Y1
14
1Z
13
1Y3
11
1Y0
12
VCC
16
S0
10
R361
2K21_F
R361
2K21_F
RD7
2K7_F
RD7
2K7_F
R369
0
R369
0
Q17
KN3904S
Q17
KN3904S
2
1
3
CD4
0.1uF/16V
CD4
0.1uF/16V
SW5
TACT SW
SW5
TACT SW
4
2
3
1
Q41
KN3904S
Q41
KN3904S
2
1
3
R728
4K7
R728
4K7
R368
1K
R368
1K
RD4
2K_F
RD4
2K_F
R359
47K
R359
47K
R365
10K
R365
10K
C255
33pF/50V
C255
33pF/50V
R110
47K
R110
47K
R854
NC
R854
NC
SW8
TACT SW
SW8
TACT SW
4
2
3
1
R864
22
R864
22
R358
NC/1K
R358
NC/1K
RD15
2K_F
RD15
2K_F
RD6
1K_F
RD6
1K_F
J14
1R25_1X8M
J14
1R25_1X8M
1
2
3
4
5
6
7
8
CD3
0.1uF/16V
CD3
0.1uF/16V
C189
33pF/50V
C189
33pF/50V
SW2
TACT SW
SW2
TACT SW
4
2
3
1
R811
1K
R811
1K
C295
0.1uF/16V
C295
0.1uF/16V
R764
47K
R764
47K
SW3
TACT SW
SW3
TACT SW
4
2
3
1
RD12
2K_F
RD12
2K_F
RD14
1K_F
RD14
1K_F
RD9
2K7_F
RD9
2K7_F
C293
0.1uF/16V
C293
0.1uF/16V
RD10
100_F
RD10
100_F
RD5
2K_F
RD5
2K_F
C222
1000pF/50V
C222
1000pF/50V
CD1
0.1uF/16V
CD1
0.1uF/16V
SW7
TACT SW
SW7
TACT SW
4
2
3
1
R370
47K
R370
47K
RD3
2K_F
RD3
2K_F
SW6
TACT SW
SW6
TACT SW
4
2
3
1
RD13
2K_F
RD13
2K_F
R877
10K
R877
10K
R278
10K
R278
10K
R111
47K
R111
47K
RD2
3K92_F
RD2
3K92_F
Q27
KN3904S
Q27
KN3904S
2
1
3
R363
200
R363
200
R876
10K
R876
10K
R813
1K
R813
1K
R364
NC/1K
R364
NC/1K
Q16
KN3904S
Q16
KN3904S
2
1
3
L24
NC
0805R
L24
NC
0805R
C187
0.1uF/16V
C187
0.1uF/16V
SW1
TACT SW
SW1
TACT SW
4
2
3
1
SW4
TACT SW
SW4
TACT SW
4
2
3
1
R863
22
R863
22
R367
1K21_F
R367
1K21_F
C212
NC/1nF
C212
NC/1nF
R855
NC
R855
NC
RD11
3K92_F
RD11
3K92_F
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Display
Click on the first or last page to see other 42LV4400 LC420EUG-RDV2-7R1 (serv.man2) service manuals if exist.
Random: