65
Drawing Name
SC PC Board (17/29)
Model
DP-2000/2500
/3000
TC74LCX244F
IC39
*G
1
A2
4
Y2
16
A3
6
Y3
14
A1
2
A4
8
Y1
18
Y4
12
TC74LCX244F
IC37
*G
19
A2
13
Y2
7
A3
15
Y3
5
A1
11
A4
17
Y1
9
Y4
3
TC74LCX244F
IC37
VCC
20
GND
10
TC74LCX244F
IC37
*G
1
A2
4
Y2
16
A3
6
Y3
14
A1
2
A4
8
Y1
18
Y4
12
TC74LCX244F
IC39
*G
19
A2
13
Y2
7
A3
15
Y3
5
A1
11
A4
17
Y1
9
Y4
3
TC74LCX244F
IC39
VCC
20
GND
10
GND
+3.3V
pDMACHG
006:D4
TC7W04FU
IC38
71
BID[0]011:D3;014:C4;027:C2
BID[1]011:D3;014:C4;027:C2
BID[2]011:D3;014:C4;027:C2
BID[3]011:D3;014:C4;027:C2
BID[4]011:D3;014:C4;027:C2
BID[7]011:D3;014:C4;027:C2
BID[5]011:D3;014:C4;027:C2
BID[6]011:D3;014:C4;027:C2
BID[8]011:D3;014:C4;027:C2
BID[11]011:D4;014:C4;027:C3
BID[10]011:D4;014:C4;027:C2
BID[9]011:D3;014:C4;027:C2
BID[15]011:D4;014:C4;027:C3
BID[14]011:D4;014:C4;027:C3
BID[12]011:D4;014:C4;027:C3
BID[13]011:D4;014:C4;027:C3
LD[0]
011:C4;019:D2;026:A3
LD[1]
011:C4;019:D2;026:A3
LD[2]
011:C4;019:D2;026:D3
LD[3]
011:C4;019:D2;026:D3
LD[4]
011:C4;019:D2;026:A4
LD[6]
011:C4;019:D2;026:D4
LD[5]
011:C4;019:D2;026:A4
LD[7]
011:C4;019:D2;026:D4
LD[8]
011:C4;019:D2;026:A4
LD[9]
011:C4;019:D2;026:A4
LD[11]
011:C4;019:D2;026:D4
LD[10]
011:C4;019:D2;026:D4
LD[12]
011:C4;019:D2;026:A4
LD[13]
011:C4;019:D2;026:A4
LD[15]
011:C4;019:D2;026:D4
LD[14]
011:C4;019:D2;026:D4
33RA64
81
33RA64
72
33RA64
63
33RA64
54
33RA65
54
33RA65
63
33RA65
72
33RA65
81
33RA66
81
33RA66
72
33RA66
63
33RA66
54
33RA67
54
33RA67
63
33RA67
72
33RA67
81
GND
pFREQ019:D2
nFACK011:C4
nDACK011:C4
pBREQ014:C4;027:C3
GND
+3.3V
+3.3V
GND
pSFREQ
011:C4
nSFACK
019:D1
pSBREQ
011:C4
nSDACK
014:C4;027:C3
25V
0.1uFC253
25V
0.1uFC251
25V
0.1uFC252
25V
0.1uFC250
TC7WH157FU
IC42
7
*ST
5
Y
6
*A/B
2
B
3
*Y
1
A
GND
nBACK011:C4
10KR237
+3.3V
0
R239
nSBACK
014:C4;027:C3
TC7WH157FU
IC42
GND
4
VCC
8
GND
+3.3V
25V
0.1uFC255
GND
+3.3V
TC7W04FU
IC38
GND
4
VCC
8
GND
IC40
15
*G
6
2B
12
4Y
11
3A
4
1Y
1
*A/B
3
1B
5
2A
7
2Y
13
4B
10
3B
2
1A
9
3Y
14
4A
IC41
15
*G
6
2B
12
4Y
11
3A
4
1Y
1
*A/B
3
1B
5
2A
7
2Y
13
4B
10
3B
2
1A
9
3Y
14
4A
p5CPDRAC[1]007:D4
GND
pDRAKREN006:D4
nDRAKS
024:A4
nDRAKR
024:D2
IC41
GND
8
VCC
16
IC40
GND
8
VCC
16
25V
0.1uFC254
GND
GND
TC7W04FU
IC38
53
100K
R562
100K
R563
+5V
+5V
+5V +5V
+5V
0
R579
0
R578
74LCX157SJ
74LCX157SJ
74VHC157SJ
74VHC157SJ