LG 42LY750H Service Manual page 34

RGB_5V
RGB_5V
IC3601
M24C02-RMN6T
R3601
E0 VCC
1 8
DSUB 2.7K
E1 WC
2 7
E2 SCL
3 6
VSS SDA
4 5
C3606
18pF
50V
DSUB
DSUB_B+
DSUB_G+
R3606
0
DSUB
DSUB_R+
R3608
DSUB
R3607 0
R3609
0 DSUB
DSUB
0
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
Copyright © 2014 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
LED CLOCK/SPDIF/HP
D-SUB 15P FOR LED CLOCK
+5V_NORMAL
A1
C
A2
MMBD6100
D3602
DSUB
R3602
2.7K
R3604 22 DSUB
RGB_DDC_SCL
R3605 22 DSUB
RGB_DDC_SDA
C3607
18pF
50V
DSUB
L3605 CLOCK
L3604 CLOCK
L3603 CLOCK
L3602 CLOCK
L3601 CLOCK
R3611
C3605
0 C3604 C3603 C3602 C3601
18pF 18pF
DSUB 18pF 18pF 18pF
OPT OPT OPT
OPT OPT
R3635 470
CLOCK
R3634 470
CLOCK
R3633 470
CLOCK
R3632 470
CLOCK
R3631 470
CLOCK
R3630 470
CLOCK
R3629 470
CLOCK
DSUB
R3625
DSUB_HSYNC
DSUB
0
R3626
DSUB_VSYNC
0
+3.5V_ST
+3.3V_NORMAL
DSUB
R3623
R3614
10K
CLOCK
10K
DSUB
R3624 CLOCK
R3615
CLOCK_DET
1K
0 DSUB_DET
DSUB
R3612
D3603
0
5.6V
DSUB
DSUB
R3613
0
SPDIF OUT
SPDIF_OUT
CLK_COM1
CLK_COM2
D3613-*1
CLK_COM3
5.5V
ADUC 5S 02 0R5L
CLK_COM4
ESD_MTK
CLK_COM5
CLK_DATA1
CLK_DATA2
CLK_DATA3
CLK_DATA4
CLK_DATA5
HEADPHONE JACK
CLK_DATA6
CLK_DATA7
HP_LOUT
HP_ROUT
HP_DET
JK3602
+3.3V_NORMAL
JST1223-001
JP3605
GND
OPT
VCC
R3620 JP3606
2.7K
R3616
33
JP3607 VINPUT
D3613 C3615
5.5V 0.1uF
OPT 16V
ADUC 5S 02 0R5L
HP_OUT
JK3605
PEJ038-3B6
GND 5
L 4
DETECT 3
R 1
+3.3V_NORMAL
R3617
10K
HP_OUT
D3601
5.6V
OPT
CLOCK/SPDIF/HP
xxLY750H-ZA 2013.12.27
36
LGE Internal Use Only