Read Sharp 28HW-53 (serv.man8) Service Manual online
31
28HW-53H
1
I
H
G
F
E
D
C
B
A
2
3
4
5
6
7
SCHEMATIC DIAGRAM OF POWER SWITCH UNIT (F7342)
1
2
31
21
2
OUT R
OUT L
GND
GND
CHROMA IN
GND
LUMA IN
M6701
1
1
22
3
3
1
2
3
RC
+5V
GND
GND
OUT R
OUT L
3
2
1
DUNTK7342BMV1
L6318 3.3uH
(DF)
J6
401
QJAKZ0015
CE
R6449 75
(1/4W)
(SS) GN0341
(CC) GN0241
(FV) GN0241
(H) GN0304
R6701 120K
1/2W
R6702 120K
1/2W
S6701 P0613BM
F6701 FS-C3226
LP6701 P0001
3
2
CU020
3BM
1
(SW1) GN0341
(SW2
)
GN0341
S6702
KZ
0079
S6703
KZ
0079
S6704
KZ
0079
S6705
KZ
0079
(RC) GN0341
CN4
QJAKJ0047CEZ
Z
1
5
4
3
2
6
7
(HD) GN0341
L6317 3.3uH
(DF)
L6701 F0108BM
C6746 330nF
FZ0192
(275V)
C6701
FZ0160BM (275V)
470nF
C6336 10nF
R6316 390
C6337 10nF
R6317
390
C6428 1nF
C6429 1nF
(A) GN0207
SHARP
ELECTRONICA
E
S
P
A
N
A
S.A.
NOMBRE
C
O
D
IG
O
ESCALA
MODELO
FECHA
REVISIONES
N
2
3
4
5
6
FECHA
A-3
PW
B
F
7
B
M
N
2
0
-0
7
-2001
42
1A
S
W
ITCH A / V
28HW5
3
H
REALIZADO
VERIFICADO
APROBAD
O
Q
1
3
1
2
3
4
5
6
Digitally signed by Adolfo Fernandez
cn=Adolfo Fernandez, ou=CAD GLOBAL NETWORK, o=SHARP, c=ES
Date: 2001.07.23 17:35:10 Z
Reason: This document is ready for approval
Digitally signed
by Castillo, Fco.
DN: cn=Castillo,
Fco.,
o=Engineering
Dept.,
ou=SEES, c=ES
Date:
2001.07.24
14:10:50 +01'00'
Reason: I have
reviewed this
document
Digitally signed
by Castillo, Fco.
DN: cn=Castillo,
Fco.,
o=Engineering
Dept., ou=SEES,
c=ES
Date:
2001.07.24
14:11:15 +01'00'
Reason: I have
reviewed this
document
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