2.3.3 TTL Æ TTL INPUTS ON THE XT SERVER (GPI INPUT 5, 6, 7,
8)
Each TTL input on the DB25 is directly connected to the pin of the TTL connector
on the device triggering the GPI. The ground must be common between the DB25
connector of the XT and the external device.
2.4 GPI OUT SETTINGS
The user can define the functions, types and settings associated to the GPI outs
in the following applications:
• Setup menu of the Remote Panel (pages 8.3 & 8.4)
• IP Director settings (GPI and Auxiliary Track tab)
2.5 MTPC GPIO CONNECTOR 15/10/02
2.5.1 GPIO CONNECTOR: SUB-D 25-PINS MALE
1 Relay Out 4 14 Relay Out 4
2 Relay Out 3 15 Relay Out 3
1234
5
67891011
12
13
141516171819202122232425
IN
+
G
P
I 4
G
r
o
u
n
d
IN
+
G
P
I 3
IN
+
G
P
I 2
IN
+
G
P
I 1
IN
+
G
P
I 7
IN
+
G
P
I 6
IN
+
G
P
I 5
TTL 1
TTL 2
TTL 3
TTL 4
Common Ground
IN
+
G
P
I 8