Sharp LL-T2020 (serv.man12) Service Manual ▷ View online
LL-T2020
CIRCUIT DIAGRAM
7 – 8
RAIN3-
RAIN2+
RACLKIN+
RACLKIN-
RAIN2-
RAIN0-
RAIN0+
RBIN0-
RBIN1-
RBIN1+
RAIN1-
RAIN1+
RAIN3+
RBCLKIN+
RBCLKIN-
RBIN0+
RBIN3-
RBIN2-
RBIN3+
RBIN2+
OD31
OD38
OD5
OD26
OD23
OD16
OD9
OD27
OD21
OD15
OD46
OD20
OD42
OD30
OD17
OD45
OD43
OD28
OD11
OD39
OD41
OD35
OD22
OD47
OD14
OD8
OD0
OD36
OD4
OD2
OD33
OD34
OD18
OD10
OD37
OD29
OD25
OD44
OD19
OD7
OD1
OD40
OD12
OD24
OD3
OD32
OD13
OD6
LV33
LV33
LCDV
R702
10J
C703
0.1uF
IC70
1
THC6
3LVD823
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
B15
B16
B17
R20
R21
R22
R23
R24
R25
R26
R27
VCC
GND
G20
G21
G22
G23
G24
G25
G26
G27
B20
B21
B22
B23
B24
B25
VCC
GND
B26
B27
HSYNC
VSYNC
DE
CLKIN
R/F
RS
TEST1
TEST2
MODE1
MODE0
OE
6/8
/PDWN
TEST3
TEST4
TEST5
PLL GND
PLL VCC
PLL GND
LVDS GND
TD2+
TD2-
TCLK2+
TCLK2-
TC2+
TC2-
LVDS VCC
TB2+
TB2-
TA2+
TA2-
LVDS GND
TD1+
TD1-
TCLK1+
TCLK1-
TC1+
TC1-
LVDS VCC
TB1+
TB1-
TA1+
TA1-
LVDS GND
R10
R11
R12
R13
R11
R12
R13
VCC
GND
R14
R15
R16
R17
G10
G11
G12
G13
G14
G15
G16
G17
B10
B11
R15
R16
R17
G10
G11
G12
G13
G14
G15
G16
G17
B10
B11
VCC
GND
B12
B13
B14
B13
B14
LD701
C707
0.1uF
R705
10J
R704
4.7kJ
R710
EMPTY
+
C702
EMPTY(22uF/16V(WT)
)
1
2
RN701
10J*4
18
27
36
45
+
C705
150uF/25V(WT)
RN702
10J*4
18
27
36
45
C708
0.1uF
RN703
10J*4
18
27
36
45
FB701
BLM18PG600SN1
R703
10J
RN704
10J*4
18
27
36
45
C709
0.1uF
C706
0.1uF
R706
EMPTY
LD702
C704
0.1uF
CN701
BM40B-SRDS-G-
T
F
1
2
5
6
29
28
30
27
26
25
24
23
22
21
20
3
4
7
8
9
10
11
12
13
14
15
16
17
18
19
31
32
33
34
35
36
37
38
39
40
VCC
VCC
RAIN0-
RAIN0+
RBIN1+
RBIN1-
VSS
VSS
RBIN0+
RBIN0-
VSS
VSS
VCC
VCC
BLON
VSS
VSS
VSS
RAIN1-
RAIN1+
VSS
RAIN2-
RAIN2+
VSS
CKAIN-
CKAIN+
VSS
RAIN3-
RAIN3+
VSS
RBIN2-
RBIN2+
VSS
CKBIN-
CKBIN+
VSS
RBIN3-
RBIN3+
VSS
SELLVDS
R709
4.7KJ
R707
4.7kJ
C701
10uF
C711
0.1uF
C710
0.1uF
R708
EMPTY
R701
10J
LVDS_PD
DEN
DCLK
OD[0..47]
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
8/9
L
VDS
LL-T2020
CIRCUIT DIAGRAM
7 – 9
H : ON
L : OFF
Z : ON
H : ON
L : OFF
Z : OFF
0V:MAX
AV5
DV5
LCDV
DV5A
PV5
USB5
PWGND
DV25
D806
DAN202U
12
3
IC801
PQ1CY1032Z
1
2
3
4
5
VIN
VOUT
COM
OADJ
ON/OFF
Q808
DTC143EE
23
1
R810
47kJ
L805
CDRH73/10uH
R815
10kJ
+
C808
470uF/16V(UX)
C813
0.1uF
+
C818
150uF/25V(WT)
C819
0.1uF
Q802
DTC143EE
23
1
R809
3.3kF
F803
S1.0
IC802
PQ1CZ21H2ZP
1
2
3
4
5
VIN
VOUT
COM
OADJ
ON/OFF
LD805
FB803
BLM41PG600SN1
FB802
BLM41PG600SN1
+
C809
470uF/16V(UX)
CN801
B12B-PH-SM3-T
B
T
1
2
3
4
5
6
7
8
9
10
11
12
R808
47kJ
+
C807
2.2uF/35V(WT)
C816
0.1uF
LD815
Q803
DTC143EE
23
1
R804
1kF
+
C829
150uF/25V(WT)
C806
0.1uF
+
C831
2.2uF/35V(WT)
LD807
+
C822
47uF/16V(WT)
L807
CDRH73/10uH
+
C812
220uF/25V(WT)
D801
SFPB76
L802
CDRH73/10uH
C825
10uF
C814
0.1uF
+
C804
47uF/16V(WT)
L803
CDRH127/47uH
F804
S1.8
R805
EMPTY
Q807
HAT1025R
1
2
3
45
6
7
8
S
G
S
GD
D
D
D
R807
3.3kF
R803
3kF
F801
S1.8
C805
10uF
R814
47kJ
R811
47kJ
C811
2200pF(B)
LD804
R801
4.7kJ
D805
PTZ3.6B
C823
10uF
LD808
LD813
LD801
LD811
LD814
R812
7.87kF
IC803
PQ20WZ11
2
4
5
3
1
ON/OFF
OADJ
GND
VOUT
VIN
LD806
D807
PTZ13B
+
C820
100uF/16V(WT)
Q804
EMPTY(DTC143EE)
23
1
D803
PTZ6.8B
C827
0.1uF
CN803
B4B-PH-SM3-T
B
T
1
2
3
4
LD812
+
C815
470uF/16V(UX)
+
C824
100uF/16V(WT)
LD809
FB801
BLM41PG600SN1
R813
2.2kF
C810
0.1uF
CN802
B7B-PH-SM3-T
B
T
1
2
3
4
5
6
7
L804
CDRH127/220uH
L806
NLC322522T-220K
Q806
DTC143EE
23
1
+
C826
47uF/16V(WT)
C830
0.1uF
LD810
FB804
BLM41PG600SN1
+
C828
150uF/25V(WT)
F802
S0.7
Q805
DTC143EE
23
1
R802
4.7kJ
C821
10uF
C817
2200pF(B)
LD816
D802
UDZS5.6B
R806
0J
D804
SFPB76
LD803
POWER_CTL1
POWER_CTL2
POWER_CTL3
BL_EN
BRT_VR
POWER_CTL4
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
A
B
C
D
876
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
9/9
PO
WER
LL-T2020
PARTS LAYOUT
8 – 1
CHA
PT
ER
8.
PA
RTS L
A
YOUT
MAIN PW
B
LL-T2020
PARTS LAYOUT
8 – 2
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