Quantum and Evolution Series Installation and Operating Handbook
10-16
Comparison of P3709 and P3713 Interface connections
The D-type can be a socket (Combined Eurocom/EIA530) or plug (P300 compatible
Eurocom).
P3713 P3709 Eurocom
D/1
EIA530
G703
SCKT PLUG P3709/P3714
P3713
P3713
1 13 Ground
Screen
2 12
Test Mode, must
be open circuit
Tx Data
A
Tx Data A
3
11
G I/F Tx Data B
input
Rx Data
A
Rx Data A
4
10
G I/F Rx Data B
output
RTS A
5 9 Ground
CTS A
6
8
D I/F Tx Clock B
output (modem)
DSR A
7 7 Ground
Ground
8
6
D I/F Tx Clock B
input
Rx
Ready A
9
5
D I/F Tx Data B
input
Rx Clock
B
10
4
D I/F Rx Clock A
output
Rx
Ready B
11
3
D I/F Rx Data B
output
Tx Clock
B
12 2 Ground
ETC
B
13 1
Screen
CTS B
14 25
Ground
Tx Data
B
Tx Data B
15
24
G I/F Tx Data A
input
ETC A
16
23
G I/F Rx Data A
output
Rx Data
B
Rx Data B
17 22 Ground
Rx
clock
A
18
21
D I/F Tx Clock A
output (modem)
Local
Loopback
19 20 G
I/F
(low
rate)
enable
RTS B
20
19
D I/F Tx Clock A
input
DTR B
21
18
D I/F Tx Data A
input
Remote
loopback
22
17
D I/F Rx Clock B
output
DSR B
23
16
D I/F Rx Data A
output
DTR B
24 15 Ground
Tx
Clock
25 14
D I/F (high rate)
enable
Not used
The Eurocom signals marked in
italics
are not supported on the P3713 combined
EIA530/Eurocom D/1 connector.
Relays switch between EIA530 and Eurocom D1 or G703 signals. Undefined pins in
Eurocom D1 and G703 modes remain connected to the EIA530 interface.
