Read Sharp LL-171A Service Manual online
LL-171A-W/B/LL-171G-W/B
CIRCUIT DIAGRAM & PWB LAYOUT
6 – 14
R910
4.7K£[
1/8W
ZD904
SML4737A/1
C901
2200P/250V
C929
0.1uF
F902
2A
250V
Q903
2SK2996
R902
330K£[
1/8W
R921
47£[
1/8W
CN901
SOCKET
1
2
3
12V
C926
0.1uF
t
NR901
NTCR
ON/OFF
TO
INVERTER
12V
D903
1N4148
+
C922
1000uF/25V
R903
100K£[
2W
C909
0.1uF
R924
2.4K£[
1/8W
Q902
2PC945P
R913
10K£[
1/4W
+
C923
1000uF/16V
GND
IC903
HTL431
SW901
MR-21
1
3
2
4
R904
1M£[
1/4W
C908
0.1uF
D911
FCQ10A06
3
2
1
2
R911
4.7K£[
1/8W
C905
0.0015uF/2KV
PR901
VARISTOR
470V
L904
O
O
O
T901
POWER
X'FMR
1
9
3
5
6
7,8
7,8
10,11
L903
Q901
2PA733P
C921
0.001uF/500V
GND
R920
47£[
1/8W
C910
4700pF
F903
3A
60V
+
C904
82uF/450V
5V
R906
750K£[
1/4W
L902
L
1
4
2
3
N.C
GND
R926
1K£[
1/8W
C911
NC
C912
0.0047uF/250V
R901
330K£[
1/8W
R905
1M£[
1/4W
R925
1K
1/8W
+
C924
470uF/16V
D910
FCH10A15
3
2
1
2
GND
R916
10K£[
1/4W
D901
FR107
SG6841
IC901
SG6841
13
4
7
2
56
8
R907
750K£[
1/4W
ZD901
RLZ22B
R915
10£[
1/4W
5V
R928
1K£[
1/8W
R908
5.1£[
1/8W
R922
33K
1%
CN102
CONN
1
2
3
4
5
6
7
8
9
10
11
12
+
C925
470uF/16V
ZD903
HZ5C1
DIM
DIMMING
ZD902
HZ12B2
R914
24K£[
1/8W]
C928
N.C
R912
100£[
1/8W
R927
0£[
1/8W
+
C906
10uF/50v
R917
0.39£[
2W
C927
0.1uF
R909
4.7K£[
1/4W
ON/OFF
R929
100£[
1/4W
FB901
BEAD
F901
2A
250V
IC902
PC123FY2
4P
1
2
4
3
C902
2200P/250V
C903
0.47uF/250V
GND
C920
0.001uF/500V
C907
0.1uF
D902
PS102R
-+
BD901
2KBP06M
1
4
3
2
R923
3.6K
1%
12V
POWER for PWPC1742HDP1
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
1/3
<Reference>
Click on the first or last page to see other LL-171A service manuals if exist.