Read LG 42LP360H (CHASSIS:LA3AA) Service Manual online
THERMAL
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.
FE_TS_DATA[4]
FE_TS_DATA[6]
FE_TS_DATA[5]
FE_TS_DATA[3]
FE_TS_DATA[7]
FE_TS_DATA[0]
FE_TS_DATA[2]
FE_TS_DATA[1]
C1017
5pF
50V
ASIA
5pF
50V
ASIA
R1003
0
NON_BR
C1009
100pF
50V
100pF
50V
R1027
4.7K
4.7K
TU_BUFFER
C1004
0.1uF
16V
NON_ASIA
FE_TS_DATA[0-7]
TU1001
TDSN_B001F
TDSN_B001F
SI2176_BR_2INPUT_H
1
RF_S/W_CTL
2
RESET
3
SCL
4
SDA
5
+B1[3.3V]
6
SIF
7
+B2[1.8V]
8
CVBS
9
NC_1
10
NC_2
11
NC_3
12
+B3[3.3V]
13
+B4[1.23V]
14
NC_4
15
GND
16
ERROR
17
SYNC
18
VALID
19
MCLK
20
D0
21
D1
22
D2
23
D3
24
D4
25
D5
26
D6
27
D7
28
SHIELD
A1
A1
B1
B1
R1002
0
NON_BR
R1013
10K
10K
FULL_NIM_BCD
L1002
FULL_NIM
+5V_Normal
R1005
10K
FULL_NIM_OPT
C1003
100pF
50V
100pF
50V
L1003
MLB-201209-0120P-N2
R1024
0
NON_ASIA
R1022
1K
1K
R1019
1K
1K
R1009
1
1
1/16W
5%
R1023
0
NON_ASIA
IC1001
AZ1117BH-1.8TRE1
1
ADJ/GND
2
OUT
3
IN
R1032
82
82
C1018
0.1uF
16V
FULL_NIM
C1002
0.1uF
0.1uF
16V
FULL_NIM
R1030
470
TU_BUFFER
R1008
100
100
IF_N_MSTAR
R1011
20K
1005
FULL_NIM_BCD
R1029
220
TU_BUFFER
R1017
0
ASIA
R1010
100K
C1001
0.1uF
16V
0.1uF
16V
Q1002
MMBT3906(NXP)
TU_BUFFER
E
B
C
C1015
10uF
10V
10uF
10V
+3.3V_TU
TU_SCL
+1.2V/+1.8V_TU
C1011
0.1uF
16V
16V
C1012
0.1uF
16V
16V
NON_BR
FE_TS_VAL_ERR
R1014
33
C1024
22uF
10V
22uF
10V
R1020
3.3
ASIA
R1004
10K
FULL_NIM
C1008
10uF
6.3V
10uF
6.3V
TU_SIF
C1025
0.1uF
16V
16V
R1031
220
TU_BUFFER
+3.3V_TU
C1019
18pF
50V
18pF
50V
TU1002-*1
TDSS-H101F
TDSS-H101F
SI2176_ATSC_1INPUT_H
5
+B1[3.3V]
11
DIF[N]
2
RESET
10
DIF[P]
4
SDA
1
NC
9
IF_AGC
8
CVBS
3
SCL
7
+B2[1.8V]
6
SIF
12
SHIELD
A1
A1
B1
B1
R1026
0
TU_NON_BUFFER
R1028
1K
OPT
R1025
0
TU_NON_BUFFER
C1021
10uF
10V
10uF
10V
FULL_NIM
+3.3V_TU
+3.3V_TU
R1021
0
ASIA
RF_SWITCH_CTL
+1.2V/+1.8V_TU
C1020
5pF
50V
5pF
50V
ASIA
+3.3V_TU
C1007
0.1uF
16V
R1016
3.3
ASIA
FE_TS_CLK
Q1001
MMBT3906(NXP)
TU_BUFFER
E
B
C
R1001
0
RF_SW_OPT
C1010
0.1uF
16V
+1.23V_TU
L1001
120
FULL_NIM
R1007
100
NON_BR
R1012
11K
11K
FULL_NIM_BCD
C1016
18pF
50V
18pF
50V
+3.3V_Normal
IC1002
AP2132MP-2.5TRG1
FULL_NIM_BCD
3
VIN
2
EN
4
VCTRL
1
PG
5
NC
6
VOUT
7
ADJ
8
GND
9
[EP]
IF_P_MSTAR
C1005
0.1uF
16V
0.1uF
16V
+3.3V_TU
TUNER_RESET
C1013
0.1uF
16V
C1026
22uF
10V
22uF
10V
R1006
0
0
FULL_NIM_BCD
R1018
2K
2K
OPT
C1027
0.1uF
16V
FE_TS_SYNC
+1.23V_TU
TU1002
TDSS-G102D
TDSS-G102D
SI2176_DVB_1INPUT_H
5
+B1[3.3V]
11
DIF[N]
2
RESET
10
DIF[P]
4
SDA
1
NC
9
IF_AGC
8
CVBVS
3
SCL
7
+B2[1.8V]
6
SIF
12
SHIELD
A1
A1
B1
B1
C1006
22uF
25V
25V
C1004-*1
0
ASIA
+3.3V_TU
TU_CVBS
TU_SDA
R1015
33
C1014
0.1uF
16V
IF_AGC_MAIN
TU1002-*2
TDSS-H101F(B)
TDSS-H101F(B)
TDSS-H101F(B)
5
+B1[3.3V]
11
DIF[N]
2
RESET
10
DIF[P]
4
SDA
1
NC_1
9
IF_AGC
8
CVBS
3
SCL
7
+B2[1.8]
6
SIF
12
SHIELD
A1
A1
B1
B1
GP4R_GLOBAL_TUNER_BLOCK
TUNER
10
LA2AW
2012.09.11
Close to the tuner
BCD Vo=0.6*(1+R1/R2)
close to the tuner pin, add,09029
close to TUNER
TJ Vo=0.8*(1+R1/R2)
should be guarded by ground
R1
380mA
1. should be guarded by ground
2. No via on both of them
3. Signal Width >= 12mils
Signal to Signal Width = 12mils
Ground Width >= 24mils
2. No via on both of them
3. Signal Width >= 12mils
Signal to Signal Width = 12mils
Ground Width >= 24mils
add,0929
Size change,0929
R2
60mA
Pull-up can’t be applied
because of MODEL_OPT_2
because of MODEL_OPT_2
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