Read Sharp LL-T1620 (serv.man9) Service Manual online
PC-UM10M
LL-T1520-H/B LL-T1620-H/B CIRCUIT DIAGRAM
6 – 8
A
B
C
D
87
6
5
4
3
1
2
3
4
5
6
7
8
D
C
B
A
2/6
(1) MAIN PWB
DIGITAL EDID
ANALOG EDID
DVI SE
L
DIGITA
L
VDD
ANALOG
DIGITA
L
L
L
H
H
DIGITA
L
DIGITAL I/F
RX2-
5
RX0-
5
RX0
+
5
RX2
+
5
RX1
+
5
RX1-
5
ARIN
1
AGIN
1
ABIN
1
AVIN
1
AHIN
1
DVI SE
L
5
RXC-
5
RXC+
5
5V
5V
3.3V
R45
10k
R168
NU
R7
NU
R46
22
TP229
TP187
R14
22
R12
10k
R64
10k
TP190
TP231
R3
10K
R65
10k
R4
10K
R66
10k
ZD2
NU
TP233
TP191
CN1
TM
D
S
C5
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
C1
C2
C3
C4
A GND
TX2-
TX2+
GN
D
TX4-
TX4+
DCLK
DDATA
A V
TX1-
TX1+
GN
D
TX3-
TX3+
VDD
GN
D
HPDETECT
TX0-
TX0+
GN
D
TX5-
TX5+
GN
D
TXC+
TXC-
A R
A G
A B
A H
ZD1
NU
R44
10k
R26
100
R6
200
D1
RB715F
1
2
3
TP152
TP234
IC9
BR24C01
1
2
3
4
5
6
7
8
NC
NC
NC
GN
D
SDA
SCL
VCLK
VCC
FB
3
N
U
TP193
IC4C
74LVC14
5
6
TP232
R15
200
TP195
IC2
SN74LV4053A
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
2Y1
2Y0
3Y1
3-COM
3Y0
INH
GN
D
GN
D
VCC
2-COM
1-COM
1Y1
1Y0
A
B
C
C30
0.1u
IC4B
74LVC14
3
4
TP230
IC4D
74LVC14
9
8
R35
NU
C31
0.1u
R36
NU
TP188
TP
8
C18
0.1u
R5
1k
C1
39p
IC4E
74LVC14
11
10
TP235
TP189
C2
39p
IC4F
74LVC14
13
12
R96
10k
FB
2
N
U
IC4A
74LVC14
1
2
Q1
DTC114EU
A
3
2
1
R16
10k
FB
1
N
U
R27
100
R1
4.7k
C44
0.1u
D3
NU
2
3
1
TP153
R162
100K
IC3
BR24C21
1
2
3
4
5
6
7
8
NC
NC
NC
GN
D
SDA
SCL
VCLK
VCC
D2
NU
2
3
1
IC1
TC7SH32F
U
1
2
3
4
5
INB
INA
GN
D
OU
T
VCC
R9
75
R8
75
R2
10K
R10
75
TP186
TP
7
21
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