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DVF-5020
INITIAL/LOGO
V
VBLANK
V BLANKING
VCC
COLLECTOR POWER SUPPLY
VOLTAGE
VCDCONT
VIDEO CD CONTROL (TRACKING
BALANCE)
VDD
DRAIN POWER SUPPLY VOLTAGE
VFB
VIDEO FEED BACK
VREF
VOLTAGE REFERENCE
VSS
SOURCE POWER SUPPLY VOLTAGE
W WAIT
BUS CYCLE WAIT
WDCK
WORD CLOCK
WEH
WRITE ENABLE HIGH
WSR
WORD SELECT RECEIVER
X
X
X'TAL
XALE
X ADDRESS LATCH ENABLE
XAREQ
X AUDIO DATA REQUEST
XCDROM
X CD ROM CHIP SELECT
5. VOLTAGE CHART
5-1 POWER SUPPLY C.B.A.
Ref No.
MODE
1
2
STOP
-26.0
0
PLAY
-26.0
0
Ref No.
MODE
1
2
STOP
0
3.4
PLAY
0
3.4
Q1041
Ref No.
MODE
1
2
STOP
5.2
4.1
PLAY
5.2
4.1
QR1111
Ref No.
MODE
E
C
STOP
0
0
PLAY
0
0
5-2 MODULE C.B.A.
Ref No.
MODE
1
2
STOP
3.1
0
PLAY
3.1
0
Ref No.
MODE
21
22
STOP
1.6
0.1
PLAY
1.5
1.8
Ref No.
MODE
41
42
STOP
1.6
0
PLAY
1.6
1.5
Ref No.
MODE
61
62
STOP
0.2
1.5
PLAY
0
0.1
Ref No.
MODE
81
82
STOP
1.3
0
PLAY
1.1
1.4
Ref No.
MODE
101
102
STOP
0.1
1.4
PLAY
1.4
1.3
Ref No.
MODE
121
122
STOP
0.1
0
PLAY
1.6
0
24
ABBREVIATION/VOLTAGE CHART
ABBREVIATIONS
IC1021
3
4
5
6
7
0
0
17.0
0.5
0.2
0
0
17.0
0.5
0.2
IC1151
3
4
5
8.9
8.9
12.5
8.9
8.9
12.5
Q1111
3
4
S
D
0.5
16.6
5.1
5.1
0.5
16.6
5.1
5.1
B
3.4
3.4
3
4
5
6
7
0
0
3.1
0
3.1
0
0
3.1
0
3.1
23
24
25
26
27
1.6
1.6
1.6
1.6
0
1.5
1.5
1.5
1.5
0
43
44
45
46
47
0
0.2
0
0
0
0
0.2
0
0
0
63
64
65
66
67
0.2
0.2
0
0
0
1.5
1.5
0
0
0
83
84
85
86
87
0
0
1.4
0
1.4
0.1
0.1
0.1
1.4
1.3
103
104
105
106
107
1.4
1.4
1.4
3.1
0.1
1.4
1.6
0.3
3.1
0.2
IC2001
123
124
125
126
127
0.1
0.4
0.1
0.1
0
0
0.6
0
0
0
INITIAL/LOGO
X
XCS
XCSYNC
XDS
XHSYNCO
XHINT
XI
XINT
XMW
XO
XRE
XSRMCE
XSRMOE
XSRMWE
XVCS
XVDS
XVSYNCO
IC1101
A
K
R
0
3.9
2.5
0
3.9
2.5
G
0
0
IC2001
8
9
10
11
12
3.1
0
3.1
3.1
0
3.1
0
3.1
3.1
0
IC2001
28
29
30
31
32
3.1
0
1.6
0.1
0.9
3.1
0
1.6
0
0
IC2001
48
49
50
51
52
0
0
0
0
3.1
0
0
0
0
3.1
IC2001
68
69
70
71
72
0
3.1
3.1
1.5
0
0
3.1
3.1
1.4
0.1
IC2001
88
89
90
91
92
0
1.4
0.6
1.4
1.4
2.1
1.4
0.6
1.4
1.4
IC2001
108
109
110
111
112
0.1
0.1
1.5
0.1
0
1.4
0.2
0.2
1.4
0
128
3.1
0
ABBREVIATIONS
X CHIP SELECT
X COMPOSITE SYNC
X DATA STROBE
X HORIZONTAL SYNC OUTPUT
XH INTERRUPT REQUEST
X'TAL OSCILLATOR INPUT
X INTERRUPT
X MEMORY WRITE ENABLE
X'TAL OSCILLATOR OUTPUT
X READ ENABLE
X SRAM CHIP ENABLE
X SRAM OUTPUT ENABLE
X SRAM WRITE ENABLE
X V-DEC CHIP SELECT
X V-DEC CONTROL BUS STROBE
X VERTICAL SYNC OUTPUT
IC1121
1
2
3
4
5.1
3.3
0
3.4
5.1
3.3
0
3.4
13
14
15
16
17
0.1
0.1
0
3.1
0
3.1
0
3.1
0
0
33
34
35
36
37
0
3.1
0
0
0
3.1
3.1
3.0
0
0
53
54
55
56
57
0
0
0
0
0
0
0
1.5
0
3.1
73
74
75
76
77
0
3.1
0
0
1.4
0
3.1
0.1
0.5
0.1
93
94
95
96
97
1.4
1.4
0
0
3.1
1.4
1.2
1.2
0
3.1
113
114
115
116
117
0
3.1
0.1
0
0.1
0
3.1
2.3
0
1.2
18
19
20
0.1
0.1
1.6
3.1
1.5
1.8
38
39
40
0
0
0
0
0
0
58
59
60
0
0
1.5
0
0
0
78
79
80
0
0
0
2.1
3.1
0.1
98
99
100
0.1
0.1
1.6
1.5
1.9
1.6
118
119
120
1.4
0
1.6
1.4
0
1.5
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