LG 42LV4400 Service Manual page 122

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