Sharp 28JW-74H (serv.man18) Service Manual ▷ View online
37
28JW-74H
Pin4 Vp-p= 80V
Pin5 Vp-p= 90V
Pin6 Vp-p= 80V
Pin7 Vp-p= 0.8V
Pin8 Vp-p= 225V
Pin9 Vp-p=1200V
Pin10 Vp-p= 0.5V
Pin11 Vp-p= 1.8V
Pin12 Vp-p= 0.5V
Pin13 Vp-p=5.6V
Pin15 Vp-p= 0.9V
13
14
15
4
5
6
7
8
9
10
11
12
Pin14 Vp-p= 58V
38
28JW-74H
Pin16 Vp-p= 9.2V
Pin17 Vp-p= 0.24V
Pin18 Vp-p= 9.6V
Pin19 Vp-p= 0.2V
Pin20 Vp-p= 9.2V
Pin21 Vp-p= 1.4V
Pin22 Vp-p= 1.4V
Pin23 Vp-p= 0.7V
Pin24 Vp-p= 500V
16
17
18
19
20
21
22
23
24
39
28JW-74H
SCHEMATIC DIAGRAM OF CRT UNIT (FB218N2)
1
I
H
G
F
E
D
C
B
A
2
3
4
5
6
7
40
28JW-74H
SCHEMATIC DIAGRAM OF MAIN 1 (FB217N2)
1
I
H
G
F
E
D
C
B
A
2
3
4
5
6
7
Page 41
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