Read Panasonic CN-VM4270A Service Manual online
10.1. Main Block
1A
1Y
1 OE
2A
2Y
2 OE
GND
3A
3Y
3 OE
4A
4Y
4 OE
VCC
1
2
3
13
12
11
10
9
8
4
5
6
7
14
IC102 YEAM74HCT125
IC250 YEAMBBDA1717
37
27
46
11
47
12
26
28
1
9
16
25
48
Vcc
Vss
WE
BYTE
RESET
CE
OE
A0
A19
-
RY/BY
RY/BY
Buffer
Erase
I/O Buffer
Command
Register
Write
Chip Enable
Output Enable
Control
Data Latch
Low Vcc DET
Write/Erase
Pulse Timer
Y Decoder
X Decoder
Addess Latch
Y Gate
16,777,216
Cell
Matrix
45
A-1
29
37
38
45
DQ0
DQ15
-
STB
STB
Vss
-
-
-
-
IC503,504 YEAMMB29L16T
IC506,519 C0JBAA000102
10 PACKAGE AND IC BLOCK DIAGRAM
IC510 C3BBHG000054
14
MAZDA / CN-VM4270A
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