THERMAL
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.
+5V_ST
C8916
22uF
OPT
R8936
47K
bLAN_POWER_MANAGE
R8924
47K
R8932
OPT
R8933
100K
OPT
C8915
0.1uF
16V
Q8905
AO3407A
FET_OLD
G
D
S
Q8904
AO3407A
FET_OLD
G
D
S
R8939
2.2K
OPT
C8914
0.1uF
16V
Q8902
2SC3052
E
B
C
+5V_ST_bLAN
R8935
47K
R8940
2.2K
OPT
C8917
1uF
10V
OPT
+12V_C
bLAN_POWER_MANAGE
R8930 47K
OPT
R8928
10K
Q8903
2SC3052
E
B
C
R8926
47K
+12V_C_MPI
+5V_ST_bLAN
L8902
CB3216PA501E
R8931
22K
OPT
R8927
10K
+5V_bLAN
C8919
1uF
10V
Q8900
2SC3052
E
B
C
JP8920
R8925
10K
1/16W
5%
R8929
3.3K
+12V_C_MPI
+5V_bLAN_EXT
R8937
200
1W
R8934
200
1W
R8938
3.3K
Q8901
2N3906S-RTK
E
B
C
b_PTS_CTL
R8905
22
R8903
22
3305_IF_AGC
R8918
22
+5V_bLAN
C8909
10uF
6.3V
OPT
R8904
22
SPI_DOUT
b_PTS_CTL
C8900
27pF
50V
R8902
22
MPI_DOUT
+5V_bLAN_EXT
C8904
2200pF
50V
I2C_SDA6
C8903
27pF
50V
JK8901
PEJ027-04
6B
T_TERMINAL2
7B
B_TERMINAL2
5
T_SPRING
4
R_SPRING
7A
B_TERMINAL1
6A
T_TERMINAL1
3
E_SPRING
L8901
BLM18PG121SN1D
C8912
0.1uF
16V
C8908
0.1uF
16V
I2C_SCL6
R8914
22
C8913
10uF
10V
OPT
R8922
22
R8920
22
bLAN_IR
C8906
22uF
6.3V
OPT
R8908
22
R8917
1K
R8923
22
R8907
22
SPI_CLOCK
R8906
22
R8921
22
L8900
JK8900
MJ-623PT-6-S-SD
1
2
3
4
5
6
7
+5V_TU
R8909
22
SPI_DIN
SUB_NDIF
C8911
22uF
16V
OPT
R8913
22
R8910
22
SUB_PDIF
R8919
22
+12V
+12V_C
C8918
1uF
25V
/TU_RESET
C8926
0.1uF
+3.3V_TU
R8949
100K
R8950
100
+3.3V_TU
R8945
4.7K
TUNER_SIF
Q8906
MMBT3906(NXP)
E
B
C
+5V_TU
R8943
470
R8944
82
C8921
0.1uF
16V
C8923
0.1uF
16V
C8924
0.1uF
16V
+1.8V_TU
L8903
BLM18PG121SN1D
C8922
100pF
50V
R8948
1K
OPT
Q8907
MMBT3906(NXP)
E
B
C
+5V_TU
R8947
220
TU_CVBS
R8946
220
R8951
100
C8927
0.1uF
16V
MAIN_IF_AGC
MAIN_NDIF
MAIN_PDIF
+1.8V_TU
+3.3V_TU
C8928
10uF
10V
C8929
0.1uF
16V
+1.23V_TU
R8957
10K
1%
R8954
10K
R8956
11K
1%
C8937
10uF
16V
R8955
20K
1%
IC8901
AP2132MP-2.5TRG1
3
VIN
2
EN
4
VCTRL
1
PG
5
NC
6
VOUT
7
ADJ
8
GND
9
[EP]
C8940
10uF
16V
+3.3V_TU_IN
C8939
1uF
0.1uF
C8938
+5V_NORMAL
+5V_TU
C8935
22uF
10V
+5V_NORMAL
C8934
22uF
10V
C8933
0.1uF
16V
C8936
0.1uF
16V
C8925
100pF
50V
SUB_IF_AGC
SUB_IF_AGC
R8970
100
C8910
0.01uF
C8941
1000pF
50V
TU8900
TMMB-H701F
1
+3.3V
2
SIF
3
GND_1
4
SDA
5
CVBS
6
IF-N1
7
+1.8V
8
IF-P2
9
RESET
10
AGC1
11
GND_2
12
SCL
13
GND_3
14
IF-P1
15
GND_4
16
IF-N2
17
AGC2
18
RESET2
19
NC
20
GND_5
21
+5V
22
JP2-P1
23
JP2-P4
24
J1-P2
25
J1-P3
26
J1-P4
27
J1-P5
28
PTS
29
JP1-P3
30
JP1-P4
31
JP1-P5
40
SHIELD
32
JP1-P6
33
JP1-P7
34
JP1-P10
35
J2-P1
36
J2-P2
37
J2-P3
38
J2-P4
39
J2-P6
+5V_bLAN_PWR
R8911
22
R8912
22
L8906
BLM18PG121SN1D
D8904
5.6V
OPT
D8906
5.6V
OPT
D8907
5.6V
OPT
D8908
5.6V
OPT
D8900
5.6V
OPT
D8901
5.6V
OPT
D8902
5.6V
OPT
D8903
5.6V
OPT
C8931
22uF
10V
C8932
0.1uF
16V
+3.3V_NORMAL
+3.3V_TU
L8904
BLM18PG121SN1D
C8930
0.1uF
16V
L8905
BLM18PG121SN1D
C8942
0.1uF
16V
+3.3V_TU_IN
+3.5V_ST
D8905
5.6V
OPT
Q8904-*1
AO3407B
FET_NEW
G
D
S
Q8905-*1
AO3407B
FET_NEW
G
D
S
MPI_DIN
D
8
9
0
9
4
0
V
K
D
R
4
1
2
D
8
9
1
0
4
0
V
K
D
R
4
1
2
IC8900
AZ1117BH-1.8TRE1
1
ADJ/GND
2
OUT
3
IN
D8911
MBRA340T3G
BLAN CHECK
BLAN CHECK
5VST_JIG
b-LAN POWER
BLAN CHECK
5VST_JIG
12V_JIG
MPI_5V
B-Lan MPI pin3 output power(12V) control
Need to 100 oHM 2W
MPI_5V or 12V (PIN3) Select Control from b-LAN
BLAN CHECK
SMD
IR_OUT
MPI_DIN
B-Land External RJ12 jack
GND
MPI_DOUT
b-LAN
MPI_SENSE
Game_control
22
bLAN
close to b-LAN
close to b-LAN
2012 perallel
because of derating
close to b-LAN
Max 240mA
Max 0.7A
R2
Vout=0.6*(1+R1/R2)
R1
2A
Close to the b-LAN
150mA(MAX)
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
465mA(MAX)
Close to the b-LAN
2014.07.10
LY770M-UA
25
Copyright © 2014 LG Electronics Inc. All rights reserved.
Only for training and service purposes
LGE Internal Use Only
Содержание 42LY770M
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