Dtc To Ddp (Db25 And Rj-45) Cable Pin Out - HP A4500A - VMEbus Single Board Computer 744 Motherboard Manual

DTC to DDP (DB25 and RJ-45) cable pin out

The 8-port DDP and the 24-port RJ45 DDP use this cable to connect to the DTC.
Part number 8120-5678
DTC DDP
RTS
26
24
CTS
1
3
RXA
27
25
RXB
2
44
TXA
28
4
TXB
3
45
RTS
29
26
CTS
4
5
RXA
30
27
RXB
5
46
TXA
31
6
TXB
6
47
RTS
32
28
CTS
7
7
RXA
33
29
RXB
8
48
TXA
34
8
TXB
9
49
RTS
35
30
CTS
10
9
RXA
36
31
RXB
11
50
TXA
37
10
TXB
12
51
DTC
32
11
33
Port 0
52
12
53
34
13
35
Port 1
54
14
55
36
15
37
Port 2
56
16
57
38
17
39
Port 3
58
18
59
DTC to Distribution Panel Cables
DDP
RTS
38
CTS
13
RXA
39
Port 4
RXB
14
TXA
40
TXB
15
RTS
41
CTS
16
RXA
42
Port 5
RXB
17
TXA
43
TXB
18
RTS
44
CTS
19
RXA
45
Port 6
RXB
20
TXA
46
TXB
21
RTS
47
CTS
22
RXA
48
Port 7
RXB
23
TXA
49
TXB
24
6
45