ViewSonic E70FSB-2 Service Manual - Page 99
IC901 3842, IC601 TDA4863A
 |
UPC - 766907870558
View all ViewSonic E70FSB-2 manuals
Add to My Manuals
Save this manual to your list of manuals |
Page 99 highlights
IC901 3842 Vref 8 INTERNAL BIAS 1/2 Vref 5V SET/ Vref RESET LOGLC U.V.L.O. F.B 2 COMP. 1 Is 3 Ct/Rt 4 ERR AMP 1/3 1V OSCILLATOR C.S. COMP R PWM LATCH S 7 VCC 36V 5 GND 6 O/P TDA4863 IC601 TDA4863A THERMAL AND SOAR PROTECTION DIFFERENTIAL INPUT STAGE 7 6 INP INN VERTICAL OUTPUT 5 4 V-OUT Substrate VN FLYBACK GENERATOR REFERENCE CIRCUIT 3 2 1 VP2 VP3 or VFB VP1 ViewSonic Corporation 96 Confidential - Do Not Copy E70f-5_E70fB-5_E70fSB-5
-
1 -
2
-
3
-
4
-
5
-
6
-
7
-
8
-
9
-
10
-
11
-
12
-
13
-
14
-
15
-
16
-
17
-
18
-
19
-
20
-
21
-
22
-
23
-
24
-
25
-
26
-
27
-
28
-
29
-
30
-
31
-
32
-
33
-
34
-
35
-
36
-
37
-
38
-
39
-
40
-
41
-
42
-
43
-
44
-
45
-
46
-
47
-
48
-
49
-
50
-
51
-
52
-
53
-
54
-
55
-
56
-
57
-
58
-
59
-
60
-
61
-
62
-
63
-
64
-
65
-
66
-
67
-
68
-
69
-
70
-
71
-
72
-
73
-
74
-
75
-
76
-
77
-
78
-
79
-
80
-
81
-
82
-
83
-
84
-
85
-
86
-
87
-
88
-
89
-
90
-
91
-
92
-
93
-
94 -
95 -
96 -
97 -
98 -
99 -
100 -
101 -
102 -
103
 |
 |
IC901 3842
VCC
GND
O/P
Ct/Rt
Is
COMP.
F.B
Vref
8
2
1
3
4
6
5
7
U.V.L.O.
36V
1V
1/2 Vref
OSCILLATOR
LATCH
PWM
S
R
COMP
C.S.
1/3
AMP
ERR
LOGLC
RESET
SET/
Vref
5V
BIAS
INTERNAL
7
DIFFERENTIAL
INPUT
STAGE
THERMAL AND
SOAR
PROTECTION
VERTICAL
OUTPUT
FLYBACK
GENERATOR
REFERENCE
CIRCUIT
TDA486
3
5
4
6
1
2
3
INP
V
P1
V
P3
or V
FB
V
P2
Substrate V
N
V-OUT
INN
IC601 TDA4863A
ViewSonic Corporation
Confidential – Do Not Copy
E70f-5_E70fB-5_E70fSB-5
96