Read Sharp LL-T2020 (serv.man10) Service Manual online
LL-T2020
CIRCUIT DIAGRAM
7 – 7
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
7/9
MPU
V33
V33
V33
V33
V33
V33
V33
V33
V33
V33
DV5
V33
V33
CL33
LD624
R619
LD605
IC605
BR24C16FV
1
2
3
4
5
6
7
8
A0
A1
A2
GND
SDA
SCLK
WP
VCC
R611
R607
100J
LD625
R616
330J
R612
Q601
IMH4A
1
2
3
4
5
6
R610
LD603
R618
C612
10pF(CH)
R630
100J
R617
330J
R613
R614
EMPTY
R602
360F
CN601
09FLZ-SM1-
T
B
1
2
3
4
5
6
7
8
9
D602
UDZS5.6B
C601
0.1uF
FB602
R629
680F
C604
10uF
C608
0.1uF
R606
100J
C607
0.1uF
LD612
LD607
R605
EMPTY
R608
47kJ x6
FB601
BLM18PG600SN1
LD619
R631
100J
IC60
2
HD64F2134AVFA1
0
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
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
76
77
78
79
80
RES
XTAL
EXTAL
MD1
MD0
NMI
STBY
VCC2
SCK0/P52
RxD0/P51
TxD0/P50
VSS
WAIT/P97
EXCL/P96
IOS/AS/P95
WR/P94
RD/P93
IRQ0/P92
IRQ1/P91
ADTRG/IRQ2/P90P60/FTC/CIN0/KIN0
P61/FTC/CIN1/KIN1
P62/FTC/CIN2/KIN2/TMIY
P63/FTC/CIN3/KIN3
P64/FTC/CIN4/KIN4
P65/FTC/CIN5/KIN5
P66/FTOB/CIN6/KIN6/IRQ6
P67/CIN7/KIN7/IRQ7
AVCC
P70/AN0
P71/AN1
P72/AN2
P73/AN3
P74/AN4
P75/AN5
P76/AN6/DA0
P77/AN7/DA1
AVSS
P40/TMCI0/TxD2/IrTxD
P41/TMO0/RxD2/IrRxD
P42/TMRI0/SCK2
P43/TMCI1
P44/TMO1
P45/TMRI1
P46/PWX0
P47/PWX1
P47/PWX1
VCC1
P27/A15
P26/A14
P25/A13
P24/A12
P23/A11
P22/A10
P26/A14
P25/A13
P24/A12
P23/A11
P22/A10
P21/A9
P20/A8
P20/A8
VSS
P17/A7
P16/A6
P15/A5
P14/A4
P16/A6
P15/A5
P14/A4
A3/P13
A2/P12
A1/P11
A0/P10
D0/P30
D1/P31
D2/P32
D3/P33
D4/P34
D5/P35
D6/P36
D7/P37
VSS
P80
P81
P82
P83
TxD1/IRQ3/P84
RxD1/IRQ4/P85
SCK1/IRQ5/P86
R628
47kJ
C606
0.1uF
R633
47kJ
R620
R625
EMPTY
LD620
FB604
LD623
IC603
PST598I
1
2
34
5
M/R
SUB
GND
VOUT
VCC
LD604
Q602
DTC143EE
23
1
C602
10uF
LD613
LD611
R634
47kJ
R621
LD614
R635
2.2kF
LD627
C613
0.1uF
R623
100J x6
FB606
R632
EMPTY
LD615
C605
10uF
R609
LD618
LD602
LD617
LD629
LD622
IC604
M62334F
P
1
2
3
4
5
6
7
8
AO1
AO2
AO3
AO4
GND
SDA
SCL
VCC
+
C603
100uF/16V(WT)
C611
1000pF
LD621
LD608
LD626
C609
0.1uF
R622
R603
100J
X601
SMD-49(10.00MH
z)
FB603
LD601
LD628
LD610
R601
220F
FB605
R624
47kJ
LD616
R604
47kJ
C610
10pF(CH)
R627
47kJ
IC601
LM31
7EMP
1
2
3
ADJ
OUTPUT
INPUT
R626
330J
R615
EMPTY
D601
UDZS5.6B
LD609
FB607
BLM18AG121SN1x6
LD606
ASIC_CS
L001_CS
SDA
SCL
BL_EN
POWER_CTL1
POWER_CTL2
TMDS_PDO1
TMDS_PD1
LVDS_PD
PLL_EN
TMDS_PDO2
TMDS_PD2
HPOL
VPOL
SO
TXD
RXD
MD1
VS_IN
HS_IN
TMDS_SD
E
T
2
TMDS_SD
E
T
1
SCLK
SI
RESET
POWER_CTL3
POWER_CTL4
INP2A
INP1B
INP2B
INP1A
NF2
NF1
HREF1
BRT_VR
HREF2
SCLK_
X
STROBE
_
X
DATA_
X
XCLDWN
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