Read Sharp LL-T1810A (serv.man14) Service Manual online
Main PWB 2/8
C171
0.47uF/50V
(W
X)
+
R174
EMP
T
Y
R171
0
R194
EMP
T
Y
R185
4.7k
J
R170
43k
D
R522
0
IC38
TC74HC221AF
1A
1
1B
2
1C
L
R
3
1Q
4
2Q
5
2Cx
6
2Rx/
Cx
7
GND
8
2A
9
2B
10
2CLR
11
2Q
12
1Q
13
1Cx
14
1Rx/
Cx
15
VCC
16
R184
3.3KJ
C161
4.7uF/16V(W
P)
R183
EMP
T
Y
D7
EMP
T
Y
(1
SS193)
C160
R122
100J
C166
0.1uF
Q7
2SC2712Y
C504
1200pF(B)
R187
4.7k
J
Q8
DTC143EE
D6
1SS
193
R186
10k
J
C159
220pF(CH)
IC18
M52347
F
P
H.STA
1
V.S
T
A
2
CLP.S
W
3
G.IN
4
GND
5
C/H IN
6
C/H DET
7
V IN
8
V DE
T
9
V T
.G
10
V S
/S IN
11
V S
/S O
U
T
12
VD+
OUT
13
HD+ OUT
14
HD- O
U
T
15
VCC
16
CLP OUT
17
H POL
18
V P
O
L
19
CLP TMG
20
R169
4.7k
J
IC17
TL712CPS
NC
1
IN-
2
IN+
3
OE
4
VCC
8
OUT
-
7
OUT
+
6
GND
5
R168
EMP
T
Y
IC19
TC74ACT157F
1A
2
1B
3
2A
5
2B
6
3A
11
3B
10
4A
14
4B
13
A/B
1
G
15
1Y
4
2Y
7
3Y
9
4Y
12
VCC
16
GND
8
R167
EMP
T
Y
C505
0.1uF
IC22
PS
T
572DM
T
VC
1
OUT
3
G
2
R181
510D
R520
E
M
PT
Y(
R
1
60
8
)
R508
4.7k
J
C165
EMP
T
Y
(4
.7uF
/16V(WP))
C169
47uF/16V(W
X)
+
R180
1k
D
R166
56k
D
C168
0.1uF
R195
4.7k
J
C157
0.01uF(B)
R193
100J
X3
R182
EMP
T
Y
C156 E
M
PT
Y(
C
1
60
8
)
R192
Q6
EMP
T
Y
(2
S
C2712)
R191
C164 4.7uF/16V(W
P) x2
R165
E
M
PT
Y(
R
1
60
8
)
C167
0.1uF
R179
4.7k
J
R164
E
M
PT
Y(
R
1
60
8
)
R190
EMP
T
Y
R178
EMP
T
Y
R163
18k
D
R189
EMP
T
Y
C163
0.1uF
R162
3k
D
R523
510J
R188
EMP
T
Y
R176
4.7k
J
C158
100pF(CH)
IC21
TC7S04F
24
5
3
LD7
C173
1uF/50V(WP
)
IC20
EMP
T
Y
2
4
5
3
LD6
R173
2.2KJ
R521
E
M
PT
Y(
R
1
60
8
)
C170
EMP
T
Y
LD5
R172
4.3k
D
C172
10uF/16V(W
X)
+
R175
EMP
T
Y
C162
0.01uF(B)
VD_P
LUS
VS
HS
VD_MI
N
U
S
S.S
L
=1 H/V
O
U
T S.S
L
=0 SE
P.IC OUT
BV
C
C
BV
C
C
BV
C
C
BV
C
C
BV
C
C
BV
C
C
BV
C
C
BV
C
C
BV
C
C
VCC
BV
C
C
BV
C
C
BV
C
C
BV
C
C
BV
C
C
HSY
VS
Y
MPU_HP
O
L
MPU_V
P
O
L
MPU_HS
Y
MPU_V
S
Y
GA
_
H
S
Y
G
A
_VSY
HVSL
1
HOLD
SO
G
CP_INA
SG
SL
HVSL
O
NEW
PAD:
R520,R521 E
M
PTY
NEW
PAD:
R522 0J
, R523 510J
CHANGE: Q6 -> EMP
T
Y
D7 -> E
M
PTY
C156, C165 ->
EMPTY
R164, R165 ->
EMPTY
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