Sharp 28KF-84H (serv.man18) Service Manual ▷ View online
33
28KF-84H
Red Output
Green Output
Blue Output
5
4
6
Video Output
+12V
E-W Output
V Switch
V Control St-By
Vp
Vertical Input
Inner Correction
E-W Control 2
7
8
9
10
11
12
13
14
15
Vertical+Input
H Control
VH (1.2kV)
16
17
18
34
28KF-84H
Vb (Horizontal)
Vc (Horizontal)
Headphone L Input
Headphone R Input
Speaker L Input
Speaker L Output
Speaker R Output
Speaker R Input
E-W Control 1
V Flyback Vertical
Vertical - Input
20
Vertical Output
25
26
27
28
29
30
IF Video Output
V Protection
H Protection
31
32
33
19
22
23
24
21
35
28KF-84H
H Flyback Pulse
R/C Pulses
+400V (Power Supply Voltage)
Power Supply Switch Voltage 1
I Sense CRT
IF Video In
Analog Y Out
Analog U Out
Analog V Out
SDA5550 Data D3
35
OSD Blanking
40
41
42
43
44
45
SDA5550 Address A
SDA2
SCL2
46
47
48
34
36
37
38
39
Power Supply Switch Voltage 2
36
28KF-84H
SDA1
SDA5550 video In
SDA5550 6 MHz Xtal
Input
Input
SDA 5550 6MHz Xtal Output
SDA9380 24.576 MHz
Xtal Input
Xtal Input
SDA9380 24.576 MHz
Xtal Output
Xtal Output
VSP9402 20.25 MHz Xtal
Input
Input
VSP9402 20.25 MHz Xtal
Output
Output
55
56
57
58
59
52
53
54
SCL 3B at SDA5550 pin
SDA at SDA5550 pin
SCL1
50
49
51
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