Schematic Diagram -4/8 (Memory Section) - Aiwa HT-DV2300 Service Manual

SCHEMATIC DIAGRAM -4/8 (MEMORY SECTION)

Q Q
3 7 6 3 1 5 1 5 0
DVD-4/5 C.B
NC
NC
T E
L 1 3 9 4 2 2 9 6 5 1 3
1
2
3 1H
4 3H
5 2H
6 4H
7
5H
8
9 31A
10 32A
11 33A
12
AD0
AD1
R3A2 0
AD2
5F AD3
6F AD4
10F AD5
11F AD6
1F AD7
9F AD8
12F AD9
7F AD10
8F AD11
4F
AD12
3F AD13
2F AD14
13F AD15
AD16
AD17
2C
w w w
AD18
3C
AD19
4C
AD20
6C
AD21
7C
5C
1C
17
17
DTC124EK
x a o
y
. i
http://www.xiaoyu163.com
L301,L302,L3F1
HB : HB-1M2012-102JT
Q Q
3 7 6
HS353106
CPLD I/O PORT
14
14
u 1 6 3
.
-25-
http://www.xiaoyu163.com
8 9 2 4 9
IC3F1
29LV800BA-90PFTN
FLASH MEMORY
4.7K
3 1 5 1 5 0 8 9 2
HY57643220CT-7I
m
c o
WAVEFORM
(MEMORY SECTION)
8 2 9 9
4A
5A
6A
7A
8A
1A
9A
10A
11A
12A
13A
17A
15A
16A
17A
18A
19A
20A
MA0
MA1
MA2
MA3
MA4
MA5
MA6
MA7
MA8
MA9
4 9 8 2 9 9
MA10
MA12
MA13
MD0
MD1
MD2
MD3
MD4
MD5
MD6
MD7
MD8
MD9
MD10
MD11
MD12
MD13
MD14
MD15
MD16
MD17
MD8
MD19
MD20
MD21
MD22
MD23
MD24
MD25
MD26
MD27
MD28
MD29
MD30
MD31
21A
22A
23A
24A
25A
26A
27A
28A
3A
29A
30A
2A