Panasonic WJ-FS28 Service Manual page 20

1.4.
IC803 on the Main Board is using the Memory Control Gate Array Logic IC YWM60065702.
Description of this IC is as follows:
Vss2 121
Vss1 122
BST2 123
BST3 124
BST4 125
BST5 126
BST6 127
BST7 128
Vss1 129
V 130
DD
Y0 131
Y1 132
Y2 133
Y3 134
Y4 135
Y5 136
Y6 137
Y7 138
Vss1 139
V 140
DD
RY0 141
RY1 142
RY2 143
RY3 144
RY4 145
RY5 146
RY6 147
RY7 148
Vss1 149
V 150
DD
BY0 151
BY1 152
BY2 153
BY3 154
BY4 155
BY5 156
BY6 157
BY7 158
Vss1 159
Vss2 160
Pin Name I/O
1 V – Power supply terminal.
DD
2 TEST7 – Test terminal 7.
3 TEST6 – Test terminal 6.
4 TEST5 – Test terminal 5.
5 TEST4 – Test terminal 4.
6 TEST3 – Test terminal 3.
7 TEST2 – Test terminal 2.
8 TEST1 – Test terminal 1.
9 TEST0 – Test terminal 0.
10 IDCLKO O ID Clock Pulse output terminal.
11 IDCLK I ID Clock Pulse input terminal.
12 TSEL4 I TSEL4 signal input terminal.
(TOP VIEW)
Description Pin Name I/O
13 TSEL3 I TSEL3 signal input terminal.
14 TSEL2 I TSEL2 signal input terminal.
15 TSEL1 I TSEL1 signal input terminal.
16 TSEL0 I TSEL0 signal input terminal.
17 TIN2 I TIN2 signal input terminal.
18 TIN1 I TIN1 signal input terminal.
19 CAMS I CAMS signal input terminal.
20 V – Power supply terminal.
DD
21 Vss1 – Ground terminal.
22 HPHS3 I HPHS3 signal input terminal.
23 HPHS2 I HPHS2 signal input terminal.
24 HPHS1 I HPHS1 signal input terminal.
17
80 Vss2
79 Vss1
78 MEMSEL
77 PASS
76 RFLD
75 R2FV2
74 R2FV1
73 R4FV2
72 R4FV1
71 RBCKS0
70 RBCKS1
69 Vss1
68 SOED
67 SOCD
66 SOEC
65 SOCC
64 D18
63 D17
62 D16
61 D15
60 D14
59 D13
58 D12
57 D11
56 D10
55 D9
54 D8
53 D7
52 D6
51 D5
50 D4
49 D3
48 D2
47 D1
46 SOEB
45 SOCB
44 SOEA
43 SOCA
42 Vss2
41 Vss1
Description