Download Print this page

LG 55EC940V Service Manual page 30

Oled tv

Advertisement

BODY_SHIELD
20
HP_DET
19
5V
VA3206
ESD_HDMI
18
GND
17
DDC_DATA
16
DDC_CLK
15
ARC
14
CE_REMOTE
CEC_REMOTE
13
CK-
12
CK_GND
11
CK+
10
D0-
9
D0_GND
8
D0+
7
D1-
6
D1_GND
5
D1+
4
D2-
3
D2_GND
2
D2+
1
JK3202
DAADR019A
HDMI_JACK_FOOSUNG
5V_HDMI_2
HDMI_EXT_EDID
1K
R3268
BODY_SHIELD
20
HP_DET
19
5V
18
GND
VA3209
17
DDC_DATA
ESD_HDMI
16
DDC_CLK
15
NC
14
CE_REMOTE
CEC_REMOTE
13
CK-
12
CK_GND
11
CK+
10
D0-
9
D0_GND
8
D0+
7
D1-
6
D1_GND
5
D1+
4
D2-
3
D2_GND
2
D2+
1
JK3200
DAADR019A
HDMI_JACK_FOOSUNG
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
5V_HDMI_1
20
R3250 33
HDMI_HPD_1
VA3215
ESD_HDMI
AR3200
33
1/16W
DDC_SCL_1
DDC_SDA_1
ARC
VA3207
ESD_HDMI
C3202
1uF
SPDIF_OUT_ARC
10V
OPT
C3226
VA3213
0.1uF
ESD_HDMI
16V
D3210-*1
D3210
IP4294CZ10-TBR
IP4294CZ10-TBR
@volta
1
10
1
10
CK-_HDMI1
5501-56219
2
9
2
9
JK3202-*1
CK+_HDMI1
3
8
HDMI_JACK_CNPLUS
3
8
4
7
4
7
5
6
D0-_HDMI1
5
6
D0+_HDMI1
ESD_HDMI_TVS
ESD_HDMI_TMDS
D3211
D3211-*1
IP4294CZ10-TBR
IP4294CZ10-TBR
1
10
@volta
D1-_HDMI1
1
10
2
9
D1+_HDMI1
2
9
3
8
3
8
4
7
4
7
D2-_HDMI1
5
6
5
6
D2+_HDMI1
ESD_HDMI_TMDS
ESD_HDMI_TVS
HDMI1 With ARC
+5V_NORMAL
5V_HDMI_1
R3251
33
HDMI_HPD_2
HDMI_INT_EDID
HDMI_EXT_EDID
D3200
R3270
4.7K
AR3201
33
1/16W
DDC_SCL_2
DDC_SDA_2
VA3203
ESD_HDMI
VA3204
ESD_HDMI
D3212
D3212-*1
IP4294CZ10-TBR
IP4294CZ10-TBR
1
10
@volta
CK-_HDMI2
1
10
2
9
2
9
CK+_HDMI2
3
8
3
8
4
7
4
7
D0-_HDMI2
5
6
5
6
D0+_HDMI2
ESD_HDMI_TMDS
ESD_HDMI_TVS
D3213
D3213-*1
IP4294CZ10-TBR
IP4294CZ10-TBR
1
10
@volta
D1-_HDMI2
1
10
2
9
2
9
D1+_HDMI2
3
8
3
8
4
7
4
7
D2-_HDMI2
5
6
5
6
D2+_HDMI2
ESD_HDMI_TVS
ESD_HDMI_TMDS
HDMI2
20
19
19
18
18
17
17
16
16
BODY_SHIELD
15
15
14
14
5V_HDMI_4
GND
13
13
12
12
20
11
11
HP_DET
10
10
19
9
5V
9
8
8
18
GND
7
7
17
DDC_DATA
6
6
16
5
5
DDC_CLK
4
4
15
NC
VA3210
3
3
ESD_HDMI
14
2
2
CE_REMOTE
CEC_REMOTE
1
1
13
CK-
12
CK_GND
1
5501-56219
JK3203-*1
2
11
CK+
HDMI_JACK_CNPLUS
10
3
D0-
9
4
D0_GND
5
8
20
D0+
7
ESD_HDMI_TMDS
19
D1-
6
18
D1_GND
17
5
1
16
D1+
4
2
15
D2-
3
14
3
13
D2_GND
4
2
12
D2+
5
11
1
ESD_HDMI_TMDS
10
9
8
DAADR019A
D3215-*1
7
IP4294CZ10-TBR
JK3203
@volta
6
HDMI_JACK_FOOSUNG
1
10
5
2
9
4
3
8
3
4
7
5
6
2
1
ESD_HDMI_TVS
5501-56219
JK3200-*1
HDMI_JACK_CNPLUS
+5V_NORMAL
+3.5V_ST
5V_HDMI_4
D3203
D3205
DDC_SDA_1
DDC_SDA_4
DDC_SCL_1
DDC_SCL_4
HDMI_EXT_EDID
5V_HDMI_2
+5V_NORMAL
E
MMBT3904(NXP)
EDID_WP
Q3203
B
+3.5V_ST
C
IC3203
MMBD6100
M24C02-RMN6T
D3216
HDMI_EXT_EDID
R3271
4.7K
E0
VCC
1
8
E1
WC
2
7
R3258
E2
SCL
33
3
6
DDC_SCL_2
HDMI_EXT_EDID
R3259
VSS
SDA
33
4
5
DDC_SDA_2
HDMI_EXT_EDID
HDMI_EXT_EDID_ST
+12V
+5V_NORMAL
D
R3262
1K
Q3205
PMBFJ177
G
C3201
S
0.1uF
A1
AR3202
33
C
MHL_DET
1/16W
A2
DDC_SCL_4
DDC_SDA_4
VA3211
ESD_HDMI
D3215
IP4294CZ10-TBR
10
CK-_HDMI4
9
CK+_HDMI4
8
7
D0-_HDMI4
6
D0+_HDMI4
D3214
IP4294CZ10-TBR
10
D1-_HDMI4
9
D1+_HDMI4
8
7
D2-_HDMI4
6
D2+_HDMI4
R3243
1K
B
1/16W
Q3200
5%
C3223
MMBT3904(NXP) E
D3214-*1
0.047uF
IP4294CZ10-TBR
25V
@volta
1
10
2
9
3
8
4
7
5
6
ESD_HDMI_TVS
HDMI LEAKAGE Workaround in MTK A2(A0) (Default= with HDMI_LEAKAGE)
+3.3V_NORMAL
R3255
0
1/16W
5%
PANEL_VCC
R3254
10K
NTR4501NT1G
Q3202
IC3203-*1
AT24C02C-SSHM-T
A0
VCC
1
8
A1
WP
2
7
A2
SCL
3
6
GND
SDA
4
5
HDMI_EXT_EDID_ATMEL
PAGE 10
5V_HDMI_4
IC3201
BD2242G
D3202
MBR230LSFT1G
VIN
VOUT
1
6
30V
C3203
GND
ILIM
C3228
2
5
R3204
10uF
22uF
100K
10V
10V
OPT
R3201
EN
OC
3
4
10K
R3202
330K
+3.5V_ST
E
R3247
MMBT3906(NXP)
10K
Q3201
B
C
MHL_DET
C
HDMI3 With MHL
OPT
VDD3V3_HDMI
C3227
0.1uF
16V
MID_LG1311
2013.03.22
32
HDMI
LGE Internal Use Only

Advertisement

loading

This manual is also suitable for:

55ec930v55ec930v-za55ec940v-zb