Read Sharp 28KF-84H (serv.man10) Service Manual online
37
28KF-84H
Schematic Diagram of CRT Unit (F7269N4)
7
1
2
3
4
5
6
I
H
G
F
E
D
C
B
A
N
3
DATE
NAME
E
L
EC
TR
O
N
IC
A ESPAN
A S.A.
B
N
SHARP
GND
4
2
1
Q
APPROVED
VERI
FI
E
D
MADE
9
6
6
F
+
12V
+
12V
-13V
+13V
4
3
2
1
W
B
G
A-3
R
6
CODE
+150V
Vh
22-07-2003
4
MODEL
GND
M
2
REVISIONS
+200V
7
GND
SENS
+12V
GND
SVM IN
G2
F1
5
8
7
6
5
4
3
2
1
4
3
2
1
B
3
2
P
1
DATE
5
SIZE
CDAR1532
CDAR153
2
CDAR153
2
200V
200V
200V
200
V
+5
V
+1
2V
+
12V
+
12V
+1
2V
+
12V
+
12V
+
12V
+1
2V
+5
V
+5
V
+5
V
+
13V
+1
3V
+
13V
-13
V
-13V
-13
V
SVM OUT
RT OUT
GND
RT I
N
39
4
5
6
G
R
B
G
R
B
+
12V
C R T
QSOCV103BMZZ
28KF84H
UP TO INFO 335
20-01-20
0
3
SC861
1
R
3
B
2
G
KR
G2
F1
KG
KB
G1
H
H
.
.
.
.
.
.
.
.
.
.
.
.
.
.
(K)
G
N
0841
C
E
(SVM)
G
N
0341
C
E
D86
9
DX
0045
B
M
C54
2
4
68n
F
250V
C54
2
0
470nF
Q5405 TX
0111
PH2369
C88
5
560pF
R
5
442
10
Q85
1
A
1246
2SA1246
R54
2
5
3K3
(3W)
R5445 150
FB85
0
0091GEZZ
C54
2
2
47n
F
R894
680
(1/
2W)
R892
330
(1/2W)
R88
9
330
(1/2W)
C890 22n
F
R891
680
(1/
2
W)
R88
8
680
(1/
2
W)
R54
2
0
3.
3
(1/
4
W)
D54
0
3
0
R
5
419
1K
R54
1
7
0
R
5
418
120K
R
5
416
120K
C54
0
9
1,
2
n
F
(50V)
R
5
444
10
R
5
415
1K
D54
1
0
0
R852
0
R851
0
C88
3
560pF
C88
1
560pF
R54
3
3
100
(MO)
GN0441
R884 68K
(2W)
R88
3
68K
(2W)
R880 68K
(2W)
R5424
1K
(2W)
L2
M0017CE
Q5414 B
C
635
TX
0108B
M
Q5412 TX
0143
BC557
R54
4
3
10
C54
0
8
47nF
(400V)
R54
3
1
1K
2
R54
3
5
220
D852 D
X
0
045
D851 D
X
0
045
R856 68
(1/
4W)
Q5408 C47
9
3
2SC4793
D
5
411
C13V
E
X
0418
IC852
TDA6111Q
1
1
3
3
5
5
2
2
4
4
6
6
7
7
8
8
9
9
IC8
5
1
T
D
A6111Q
1
1
3
3
5
5
2
2
4
4
6
6
7
7
8
8
9
9
D868 C5V
1
EX0
4
0
8
R
5
437
1R0
(1/
2W)
C54
0
5
220nF
Q5407 A18
3
7
2SA1837
FB85
2
LN-0091GEZZ
FB85
1
0091GEZZ
D5409
DX
00
4
5
Q854
TX
0142
B
C
547
R853 22K
R859 100
C54
2
7
560pF
R5436 100
D86
3
D
X
0
570
D862
DX05
7
0
D86
1
D
X
0
570
Q5411 TX
0142
BC547
R
5
446
10
C851 47u
F
(16V)
C
5
418
47u
F
(16V)
R87
6
6K8
C863 10uF
(16V)
C5414 22u
F
(160V)
C54
2
1
470nF
C
5
419
10uF
(50V)
C853 1000uF
(16V)
C850 330uF
(16V)
Q5406 TX
0135
BF324
R861 1K
5
R54
4
7
22k
R5434
1K
5
JF8
0
JF2
0
JF3
0
JF5
0
JF6
0
JF7
0
R895 3K
9
D5408 DX
00
4
5
C88
7
220uF
(16V)
R865 3K
3
R862 1K
D864 D
X
0
045
(B)
G
N
0341
C
E
Q1604 B
C
557
Q1603
BC547
R
1
622 470R
R1621 100
R
(1W
)
R1623 100
R
(1W
)
R1624 100
R
C1612 220uF
(25V)
+VS
-VS
IC1601
IX1596
B
M
8
7
6
5
4
3
2
1
R
1
615
1M
R
1
616
100
K
C
1
611
1nF
C1610 100nF
C1609 10u
F
(16V)
R1618 100K
D16
0
7
C2V
4
EX0400
R
1
617
2K
2
R16
1
9
47K
R16
2
0
10K
C
1
608
10uF
(16V)
C
1
614
10nF
C88
2
33n
F
(250V)
L1603
47uH
(DF)
(RT)
G
N
0241
C
1
613
220uF
(25V)
C871
10n
F
R54
3
2
33
R875
6K8
C880
33n
F
(250V)
C54
0
7
10n
F
(H)
G
N
0541C
E
C88
4
33n
F
(250V)
C868 100uF
(250V)
R54
2
1
3.
3
(1/
4
W)
C869
PB3DE472Z
C895
47uF
(250V)
R872
6K8
R54
2
7
2K
2
C87
7
10n
F
C852 10n
F
C87
4
10n
F
JF1
0
L864 470
K
P0179CE
D865
0
D867
0
D866
0
J14 C6V
2
EX0410
R897 150
K
H.V
.
30K
V
CRT
W66ERF022
8
10
9
6
11
7
1
5
.
.
8
10
9
6
11
5
7
1
12
R860 220
R86
3
1K8
C861 5pF
R886 220
R86
6
1K8
C865 7pF
R873 220
R868
1K8
C862
10pF
IC850
T
D
A6111Q
1
1
3
3
5
5
2
2
4
4
6
6
7
7
8
8
9
9
R850
0
R887
330
(1/2W)
JF4
10
Firmado
digitalmente por
A
DOLFO
FERNANDEZ
Nombre de
reconocimiento
(DN):
cn=ADOLFO
FERNANDEZ,
o=LABORATORI
O, c=US
Fecha:
2003.07.22
13:16:34 +02'00'
Motivo: Soy el
autor de este
documento
Firma
válida
Firmado
digitalmente por
Josep Vila Sola
Nombre de
reconocimiento
(DN): cn=Josep
Vila Sola,
o=SEES,
ou=Engineering,
c=ES
Fecha:
2003.07.22
13:36:19 +02'00'
Motivo: He
revisado este
documento
Firma
válida
Firmado
digitalmente por
Castillo, Fco.
Nombre de
reconocimiento
(DN): cn=Castillo,
Fco.,
o=Engineering
Dept., ou=SEES,
c=ES
Fecha:
2003.07.23
12:41:05 +02'00'
Motivo: I'm
aproving this
document
F
irm
a
v
álid
a
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