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LG 55EM970V Service Manual page 49

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+3.5V_ST
KEY
R11603
R11604
10K
10K
R11601
100
KEY1
C11601
0.1uF
R11602
100
KEY2
C11602
0.1uF
D11602
5.6V
200pF
Zener Diode is
close to wafer
RS232C
SOC_RX
JP11609
SOC_TX
JP11610
M102
MDS62110218
M109
MDS62110218
THE
SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE
SYMBOL MARK OF THE SCHEMETIC.
Copyright © 2013 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
CVBS 1 PHONE JACK
P11601
12507WS-04L
D11601
5.6V
1
200pF
JP11611
2
JP11612
3
4
5
JK11601
KJA-PH-1-0177-1
AV_JACK_YELLOW
JK11601-*1
KJA-PH-1-0177-1
P11602
+3.5V_ST
12507WS-04L
1
2
3
4
5
M105
M104
MDS62110218
MDS62110218
M101
M103
MDS62110218
MDS62110218
+3.3V_NORMAL
Close to the jack
D11607
C11603
5.6V
18pF
OPT
50V
R11605
ESD_MTK
10K
AV1_CVBS_DET
D11603
5.6V
OPT
5
M5_GND
4
M4
AV1_CVBS_IN
3
M3_DETECT
1
M1
AV1_L_IN
6
M6
5.5V
D11604
D11609
5.5V
OPT
ADUC 20S 02 010L
D11604-*3
5
M5_GND
SECOND VARISTOR
4
M4
3
M3_DETECT
1
M1
AV1_R_IN
5.5V
6
M6
D11605
D11610
OPT
5.5V
ADUC 20S 02 010L
D11605-*3
SECOND VARISTOR
M110
M106
MDS62110218
MDS62110218
M108
M107
MDS62110218
MDS62110218
COMPONENT 1 PHONE JACK
+3.3V_NORMAL
Close to the jack
D11608
5.6V
R11606
OPT
10K
COMP1_DET
D11606
JK11602
5.6V
KJA-PH-1-0177-2
OPT
5
M5_GND
4
M4
COMP1_Y
3
M3_DETECT
1
M1
COMP1_Pb
6
M6
COMP1_Pr
COMP_JACK_GREEN
JK11602-*1
KJA-PH-1-0177-2
5
M5_GND
4
M4
3
M3_DETECT
1
M1
6
M6
Improve JIG GND
(Request by JIG Part)
ESD For MTK
M111
MDS62110218
IR / KEY
C11604
18pF
50V
ESD_MTK
ESD For LG1152
D11603-*1
D11603-*2
5.6V
5.6V
ESD_LG1152
ESD_MTK
D11604-*1
D11604-*2
5.6V
5.6V
ESD_LG1152
ESD_MTK
D11605-*1
D11605-*2
5.6V
5.6V
ESD_LG1152
ESD_MTK
D11606-*1
D11606-*2
5.6V
5.6V
ESD_LG1152
ESD_MTK
2011.11.21
41
LGE Internal Use Only

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