– 72 –
KP-ER43M31/M61/M90/M91,ER53M31/M61/M90/M91
RM-961
(9) Schematic Diagram of B3 (5/6) Board
2.0
1.5
1.8
1.8
1.9
1.5
1.9
0.6
0.1
3.0
3.0
2.9
2.0
1.8
0.1
0.1
2.9
1.6
0.1
1.6
1.2
1.6
2.2
1.4
1.5
2.8
0.6
1.9
1.5
1.9
1.8
1.8
1.5
2.0
0.1
2.3
0.1
0.1
0
1.8
1.8
3.2
3.3
3.2
3.3
0.1
1.4
3.0
1.7
0.1
2.2
1.7
1.4
1.4
1.7
D3.3V-MID
B-SS885.<E..>-B3.-P5-08
SDDQM0
64M DRAM
SDDQM1
VSS
DQ15
VSSQ
DQ14
DQ13
VCCQ
DQ12
DQ11
VSSQ
DQ10
DQ9
VCCQ
DQ8
N.C.
VSS
DQM1
N.C.
N.C.
CLK
CKE
A9
A8
A7
A6
A5
A4
A3
DQM3
VSS
N.C.
DQ31
VCCQ
DQ30
DQ29
VSSQ
DQ28
DQ27
VCCQ
DQ26
DQ25
VSSQ
DQ24
VSS
VCC
DQ23
VCCQ
DQ22
DQ21
VSSQ
DQ20
DQ19
VCCQ
DQ18
DQ17
VSSQ
DQ16
VCC
N.C.
DQM2
CS
A2
A1
A0
A10
A11
A12
N.C.
RAS
CAS
WE
DQM0
VCC
N.C.
DQ7
VSSQ
DQ6
DQ5
VCCQ
DQ4
DQ3
VSSQ
DQ2
DQ1
VCCQ
DQ0
VCC
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
EMI
C839
C841
C843
C844
C849
FL804
R853
R854
R855
R856
R857
R858
R859
R860
R861
R862
R863
R864
R865
R866
R867
R868
R869
R870
R871
R872
R873
R874
R875
R876
R877
R878
R879
R881
R882
R883
R884
R885
R886
R887
R888
R889
R898
R897
R896
R895
R894
R893
R892
R891
R890
C840
IC802
C842
R880
R852
R851
R850
R849
R848
R847
R846
R845
R844
0.01
B:CHIP
100
6.3V
:AL-CP
0.01
B:CHIP
0.01 B:CHIP
0.01
B:CHIP
0.1
25V
F:CHIP
0.01
B:CHIP
CKD510JB1A105ST
MB81F643242C-10
47 :CHIP
47 :CHIP
47 :CHIP
47 :CHIP
47 :CHIP
47 :CHIP
47 :CHIP
47 :CHIP
22 :CHIP
22 :CHIP
22 :CHIP
22 :CHIP
22 :CHIP
22 :CHIP
22 :CHIP
22 :CHIP
22 :CHIP
22 :CHIP
22 :CHIP
22 :CHIP
47 :CHIP
47 :CHIP
47 :CHIP
47 :CHIP
47 :CHIP
47 :CHIP
47 :CHIP
47 :CHIP
47 :CHIP
47 :CHIP
47 :CHIP
47 :CHIP
47 :CHIP
47 :CHIP
47 :CHIP
47 :CHIP
22 :CHIP
22 :CHIP
22 :CHIP
22 :CHIP
22 :CHIP
22 :CHIP
22 :CHIP
22 :CHIP
22 :CHIP
0
:CHIP
22:CHIP
47 :CHIP
47 :CHIP
47 :CHIP
47 :CHIP
47 :CHIP
47 :CHIP
47 :CHIP
47 :CHIP
SDCLKIN
SDCLK
SDCKE
TO B3 5/6,B3 2/6,4/6,6/6_7
WE
CAS
RAS
CS
A8
A7
A6
A5
A4
A3
A2
A1
A0
A10
A11
A12
D0
D1
D2
D3
D4
D5
D6
D7
D8
D9
D10
D11
D12
D13
D14
D15
D16
D17
D18
D19
D20
D21
D22
D23
D24
D25
D26
D27
D28
D29
D30
D31
A9
B3
(5/6)
(64M DRAM)
TO B3 5/6,B3 4/6_42
TO B3 5/6,B3 4/6_41
TO B3 5/6,B3 4/6_40
TO B3 5/6,B3 4/6_39
1
A
B
C
D
E
F
G
H
I
J
2
12
13
11
10
9
8
7
6
5
4
3
14
15