Read LG 37LT760H (CHASSIS:LD2FF) Service Manual online
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.
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.
DDC_SDA_2_JACK
R3314
100
5V_HDMI_3_JACK
CEC_REMOTE
D1-_HDMI2_JACK
5V_HDMI_2_JACK
R3324
47K
R3316
1K
R3317
1K
HDMI_HPD_4_JACK
C3303
0.1uF
16V
D2+_HDMI2_JACK
CK-_HDMI2_JACK
D2+_HDMI4_JACK
R3326
47K
R3313
100K
C3301
0.1uF
16V
R3339
47K
D0-_HDMI4_JACK
R3337
47K
DDC_SCL_2_JACK
D2-_HDMI4_JACK
R3307
100K
5V_HDMI_2_JACK
HDMI_HPD_2_JACK
5V_HDMI_4_JACK
R3311
1K
+5V_NORMAL
C3302
0.1uF
16V
R3338
47K
DDC_SCL_4_JACK
5V_HDMI_4_JACK
DDC_SDA_2_JACK
D0+_HDMI4_JACK
CK+_HDMI2_JACK
R3318
4.7K
R3308
100
D1+_HDMI2_JACK
R3309
100
R3340
47K
D0-_HDMI2_JACK
DDC_SDA_3_JACK
CK-_HDMI4_JACK
D0+_HDMI2_JACK
CK+_HDMI4_JACK
DDC_SCL_2_JACK
R3310
1K
DDC_SCL_4_JACK
DDC_SCL_3_JACK
D2-_HDMI2_JACK
R3315
100
+5V_NORMAL
DDC_SDA_4_JACK
D1+_HDMI4_JACK
DDC_SDA_4_JACK
D1-_HDMI4_JACK
+5V_NORMAL
CEC_REMOTE
R3312
4.7K
Q3301
MMBT3904(NXP)
E
B
C
Q3302
MMBT3904(NXP)
E
B
C
5V_HDMI_3_JACK
D0-_HDMI3_JACK
Q3303
MMBT3904(NXP)
E
B
C
CK+_HDMI3_JACK
CEC_REMOTE
HDMI_HPD_3_JACK
D2-_HDMI3_JACK
R3329
100
DDC_SDA_3_JACK
D1+_HDMI3_JACK
R3327
100K
R3336
4.7K
D1-_HDMI3_JACK
R3328
100
D2+_HDMI3_JACK
DDC_SCL_3_JACK
D0+_HDMI3_JACK
CK-_HDMI3_JACK
R3331
1K
R3330
1K
R3303
120K
CEC_REMOTE
R3302
27K
27K
RUE003N02
Q3300
HDMI_CEC_FET_ROHM
S
D
G
+3.5V_ST
HDMI_CEC
D3304
BAT54_SUZHO
JK3301
YKF45-7058V
14
NC
13
CEC
5
DATA1_SHIELD
20
SHIELD
12
CLK-
11
CLK_SHIELD
2
DATA2_SHIELD
19
HPD
18
+5V_POWER
10
CLK+
4
DATA1+
1
DATA2+
17
DDC/CEC_GND
9
DATA0-
8
DATA0_SHIELD
3
DATA2-
16
SDA
7
DATA0+
6
DATA1-
15
SCL
JK3302
YKF45-7058V
14
NC
13
CEC
5
DATA1_SHIELD
20
SHIELD
12
CLK-
11
CLK_SHIELD
2
DATA2_SHIELD
19
HPD
18
+5V_POWER
10
CLK+
4
DATA1+
1
DATA2+
17
DDC/CEC_GND
9
DATA0-
8
DATA0_SHIELD
3
DATA2-
16
SDA
7
DATA0+
6
DATA1-
15
SCL
JK3303
RSD-105156-100
14
RESERVED
13
CEC
5
TMDS_DATA1_SHIELD
20
BODY_SHIELD
12
TMDS_CLK-
11
TMDS_CLK_SHIELD
2
TMDS_DATA2_SHIELD
19
HOT_PLUG_DETECT
18
VDD[+5V]
10
TMDS_CLK+
4
TMDS_DATA1+
1
TMDS_DATA2+
17
DDC/CEC_GND
9
TMDS_DATA0-
8
TMDS_DATA0_SHIELD
3
TMDS_DATA2-
16
SDA
7
TMDS_DATA0+
6
TMDS_DATA1-
15
SCL
D3302
MMBD6100
A
2
C
A
1
D3301
MMBD6100
A
2
C
A
1
D3303
MMBD6100
A
2
C
A
1
Q3300-*1
SI1012CR-T1-GE3
SI1012CR-T1-GE3
HDMI_CEC_FET_VISHAY
S
D
G
HDMI_ARC
R3300
0
R3341
0
OPT
IR_OUT_HDMI1
R3342
0
IR_OUT_HDMI2
R3343
0
IR_OUT_HDMI3
R3345
4.7K
OPT
OPT
R3346
4.7K
OPT
OPT
R3347
4.7K
OPT
OPT
HDMI_HPD_2_JACK
+3.5V_ST
C3306
0.1uF
0.1uF
HPD_CTL
R3377
0
R3375
0
OPT
IC3301
NLASB3157DFT2G
3
B0
2
GND
4
A
1
B1
6
SELECT
5
VCC
R3376
0
NEC_HPD
MTK_HPD
UI : HDMI2
UI : HDMI3
UI : HDMI1
33
HDMI 4
2011.09.29
For CEC
From HDMI Connector
To NEC
xxLT760H-UA
R3300 MTK Recommend : 0 Ohm
L
MTK_HPD
B1 - A
HPD_CTL
CONNECTION
H
B0 - A
HPD SWITCH
NEC_HPD
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