Read Sharp LL-T1620 (serv.man9) Service Manual online
PC-UM10M
LL-T1520-H/B LL-T1620-H/B CIRCUIT DIAGRAM
6 – 7
A
B
C
D
87
6
5
4
3
21
1
2
3
4
5
6
7
8
D
C
B
A
(1) MAIN PWB
1/6
ANALOG I/
F
INPU
T
2
INPU
T
1
H
INPU
T
2
(DVI)
INPU
T
1
(RGB)
L
A S
E
L
(3216
)
AB
IN
2
AG
IN
2
AR
IN
2
AGRE
EN-
5
AR
ED+
5
A
B
LUE-
5
A
B
LUE+
5
AGRE
EN+
5
AR
ED-
5
AV
SY
NC
5
AV
IN
2
AH
IN
2
A S
E
L
5
AH
SYNC
5
SD
A
3
SC
L
3
VP
EN
5
4,
5
TX
D
4
,5
VP
EN
5
5
LEDR1
5
LEDR
5
3.
3
V
DDC5V
DDC5V
5V
A2
.5
V
5V
5V
DDC5V
5V
3.
3
V
3.
3
V
R57
10K
D15
NU
2
3
1
R73
560
TP215
R51
NU
C59
0.
1
u
R79
10k
TP
9
TP
6
TP218
IC
7
SN
74LV4053
A
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
2Y
1
2Y
0
3Y
1
3-
COM
3Y
0
IN
H
GND
GND
VC
C
2-
COM
1-
COM
1Y
1
1Y
0
A
B
C
CN2
CON 15P DISPIN
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
RI
N
GIN
BI
N
GND
DETECT
GND
GND
GND
NU
GND
NC
RGSA
GHS
G
VSI
RGSL
R10
3
3.
9
k
TP11
R10
5
22
TP175
R75
75
C27
1u (21
25)
C10
0.
1
u
R91
10k
TP216
TP156
C33
1u (21
25)
R38
NU
IC
5
BA
765
7F
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
RIN1
HDE
T
GIN1
GND
BI
N
1
GND
RIN2
GND
GIN2
GND
BI
N
2
VI
N
1
VI
N
2
VOUT
BOUT
CTL
CSOU
T
CV_I
N
GO
UT
VC
C
ROUT
HOUT
HIN2
HIN1
TP224
TP10
R50
100
IC11F
74L
VC14
13
12
R92
100
k
TP157
R52
R43
33
IC11C
74L
VC14
5
6
R10
4
7.
5
k
R12
5
0
R31
C61
10u
R81
33
TP217
TP227
TP180
R41
75
IC11B
74L
VC14
3
4
IC11D
74L
VC14
9
8
TP177
TP160
R42
33
R72
4.
7
k
IC11E
74L
VC14
11
10
TP174
R67
100
D4
RB715F
1
2
3
TP219
R80
33
TP12
TP225
TP178
R93
200
R19
33
R37
NU
R30
100
C7
0.0
1u(
B)
R29
NU
TP176
TP181
R71
33
C29
0
.01u(
B
)
C9
0.0
1u(
B)
TP151
TP221
TP13
R56
75
C16
1u (21
25)
C34
10u
B(
3216
)
C36
10u
B(
3216
)
R77
10k
TP179
C35
0
.01u(
B
)
C16
4
0.
1
u
TP183
Q5
C24
12
2
1
3
R39
NU
TP154
TP211
R69
NU
TP222
C8
10u
B(
3216
)
C60
0.
1
u
R21
10K
TP226
R17
NU
R20
10K
C14
8
0.
1
u
C6
10u
B(
3216
)
TP182
R54
NU
TP185
R47
10K
R78
10k
TP228
Q2
DTC114
EUA
3
2
1
R76
10k
TP155
TP
4
TP184
D18
NU
2
3
1
C68
2.
2
u
C70
0.
1
u
R13
4
NU
IC11A
74L
VC14
1
2
IC18
74L
VC15
7A
11
12
13
14
1
2
3
4
5
6
7
8
9
10
15
16
3A
4Y
4B
4A
SE
LECT
1A
1B
1Y
2A
2B
2Y
GND
3
Y
3B
XS
T
VC
C
C63
39p
R33
NU
TP213
IC
6
BR
24C21
1
2
3
4
5
6
7
8
NC
NC
NC
GND
SD
A
SC
L
VC
LK
VC
C
TP223
TP
5
C15
22p
C21
0.
1
u
R10
6
22
C5
0.0
1u(
B)
C26
22p
Q3
C24
12
2
1
3
+
C3
47u
/16V
C62
39p
Q4
DTC114
EUA
3
2
1
TP214
R94
200
R10
9
22
D17
NU
2
3
1
C22
0
.01u(
B
)
C4
10u
B(
3216
)
D14
NU
2
3
1
C32
22p
TP220
TP173
C28
10u
B(
3216
)
RXD
180k
18
0k
[CTL
]
H : IN1
L : IN
2
XV
PE
N
LL-T152
0H/B
Click on the first or last page to see other LL-T1620 (serv.man9) service manuals if exist.